Joseph Gromacki is a Co-Chair of Jenner & Block’s firmwide Corporate Practice and a Co-Chair of the Transactional Department. He also serves on the firm’s governing committee, the Policy Committee.

Joe has been recognized as one of the country's leading corporate lawyers. As a trusted advisor to Fortune 500 corporations, he is a highly experienced corporate attorney with a focus on complex M&A and capital markets transactions. Joe represents a wide range of public and private companies in mergers, acquisitions and divestitures, securities, capital markets, and other finance transactions. He also regularly counsels public companies and their boards on corporate governance, fiduciary, and disclosure matters as well as crisis management.

Joe was recognized by The American Lawyer as one of 2015’s Dealmakers of the Year for his representation of Archer Daniels Midland in its $1.3 billion sale of its global cocoa business to Olam International and its $440 million sale of its global chocolate business to Cargill. The 2015 recognition marked the third time in his career that he was recognized by The American Lawyer for this award. In 2011, Joe was recognized as a Dealmaker of the Year for his representation of General Motors in connection with its $23.1 billion IPO in 2010. He was also named a Dealmaker of the Year in 2008 for his representation of Sam Zell in the Tribune Company’s $8.2 billion going-private transaction in 2007. Since 2004, Chambers & Partners USA has named Joe one of the leading US lawyers in corporate and M&A law. He has also been recognized by many other organizations, including the Best Lawyers in America, Illinois Super Lawyers, Lawdragon Magazine, and the Leading Lawyers Network, which published a profile about his career in 2007.

Joe is an active patron of the arts, serving on the boards of the Art Institute of Chicago, the Richard H. Driehaus Museum, the Terra Foundation for American Art, the Milwaukee Art Museum, and several other museums and organizations. He is a member of the Trustees Council of the National Gallery of Art and the National Trust Council of the National Trust for Historic Preservation. Joe also serves on the boards of the Chicago Botanic Garden and the Kew Foundation, which supports the Royal Botanic Gardens, Kew.

Joe is a member of The Chicago Club and The Milwaukee Club.

Representative Matters

  • Joe represents corporate clients in many large and sophisticated M&A, securities and corporate finance transactions.  While he works with clients across a broad array of industry sectors, he has deep experience in the industrial/manufacturing, aerospace and defense, government contracting, automotive, agriculture, food and beverage, energy, and financial industries. 
  • In December 2020, Joe represented Aerojet Rocketdyne (NYSE: AJRD) in connection with its entry into a definitive agreement relating to its sale to Lockheed Martin (NYSE: LMT) for $5.0 billion pursuant to an all-cash merger transaction.This transaction was subsequently terminated based upon failure to obtain required regulatory approvals. 
  • Joe regularly represents General Dynamics (NYSE: GD) in its major M&A and capital markets transactions. Among dozens of M&A transactions, he represented GD in its 2018 acquisition of publicly traded CSRA (NYSE: CSRA) for $9.7 billion, and its 2011 acquisitions of Vangent (NYSE: VANG) for $960 million and Force Protection (NYSE: FPVD) for $360 million.  Further, Joe has represented GD in its public offerings of over $22 billion of securities, including its $7.5 billion public debt offering in 2018 and its $4.0 billion public debt offering in 2020.  He also represents GD in its corporate governance, disclosure, and related matters.
  • Joe has represented General Motors (NYSE: GM) in a wide range of corporate and securities matters. In 2018, he represented GM in a $1.6 billion underwritten secondary offering of GM common stock by the UAW Retiree Medical Benefits Trust (VEBA).  In 2017, he represented GM in its $3.0 billion public offering of senior notes. In 2014, he represented GM in its $2.5 billion public offering of senior notes. In 2013 and 2014, he represented GM in a $4.5 billion Rule 144A offering of senior notes and the related $4.5 billion registered exchange offer. In 2013, he represented GM in a $1.7 billion underwritten secondary offering of GM common stock by the US Department of the Treasury and the UAW Retiree Medical Benefits Trust (VEBA) and a $175 million underwritten secondary offering of warrants to purchase GM common stock by the UAW Retiree Medical Benefits Trust (VEBA) through a modified "Dutch auction" process.  In 2012, Joe represented GM in its $5.5 billion negotiated share repurchase of GM common stock from the US Department of the Treasury.
  • In 2010, Joe represented GM in connection with its history-making $23.1 billion initial public offering — the then-largest IPO in global history.  In 2009, he represented GM in the Section 363 sale of substantially all of its assets to a newly formed entity sponsored by the US Treasury in connection with GM’s voluntary petitions for relief under Chapter 11 of the Bankruptcy Code, a transaction valued at over $50 billion.

Over the course of this career, Joe also has represented GM in a wide variety of matters, including the following:

  • 2007 $5.6 billion sale of Allison Transmission to The Carlyle Group and Onex Corporation (TSX: ONEXF).
  • 2007 offering of $1.5 billion of GM convertible debt securities.
  • 2003 split-off of Hughes Electronics from GM and the subsequent acquisition by News Corporation (NYSE: NWSA) of 34% of Hughes for $6.6 billion as part of transactions valued at over $17 billion and GM’s 2004 sale of $911 million of News Corporation Preferred ADSs in an underwritten public offering.
  • 2003 global offering of $17.9 billion of debt securities.
  • 2000 exchange offer of $9 billion of GM's Class H common stock for its $1-2/3 par value common stock.
  • 1999 $1.7 billion initial public offering of Delphi Automotive Systems (NYSE: DPH).
  • 1999 $9 billion spin-off of Delphi from GM.
  • 1997 $27 billion restructuring of GM's Hughes Electronics subsidiary (including the spin-off of Hughes Defense from GM followed by its merger with Raytheon (NYSE: RTN).
  • 1996 $28 billion split-off of EDS (NYSE: EDS).
  • In 2013 and 2014, Joe represented Archer Daniels Midland (NYSE: ADM) in its $1.3 billion sale of its global cocoa business to Olam International Limited (SP: OLAM) and its $440 million sale of its global chocolate business to Cargill Inc.
  • In 2007, Joe represented Sam Zell in an $8.2 billion going-private transaction involving the Tribune Company (NYSE: TPCO).
  • In 2006, he represented J.P. Morgan Securities in its role as financial advisor to WPS Resources in connection with WPS Resources’ $1.6 billion merger with Peoples Energy (NYSE: PGL).
  • Joe represented the Chicago Board of Trade in connection with a wide variety of corporate and securities law matters, including its 2005 restructuring and demutualization into a stock, for-profit company in a transaction involving a public offering of securities to CBOT members.  He also represented CBOT Holdings (the holding company for the Chicago Board of Trade) in its $200 million initial public offering later in 2005.
  • Additionally, Joe represented BP (NYSE: BP) in connection with certain significant transactions, including the 2000 and 2001 divestitures of its Alliance refinery and related assets in transactions valued at over $1.2 billion.
  • Joe also has represented various other corporate clients, including AAR Corp. (NYSE: AIR), Honeywell (NYSE: HON), Booz Allen Hamilton (NYSE: BAH), the Chicago Board Options Exchange (NYSE: CBOE), Aerojet Rocketdyne (NYSE: AJRD), Rocket Lab (Nasdaq: RKLB), Schneider Electric (NYSE: SBGSY), LGS Innovations and others, in M&A, corporate and securities law matters.

Credentials

  • Illinois, 1992

  • University of Virginia School of Law, JD, 1992
  • Yale University, BA, 1987

  • Hon. Hubert L. Will, US District Court, Northern District of Illinois, 1992-1994

Service / Recognition

  • Lexology, Client Choice Award, M&A
  • American Lawyer, Dealmaker of the Year, 2008, 2011, 2015
  • The Best Lawyers in America, Mergers & Acquisitions Law, 2006-2022, 2024, 2026; Securities Law, 2006-2011
  • Chambers Global, Corporate/M&A, 2004 
  • Chambers USA, Corporate/M&A (Illinois), 2004-2026
  • Illinois Super Lawyers, Mergers and Acquisitions, 2005; 2007-2024
  • Lawdragon Magazine, 3000 Leading Lawyers in America, 2010; 500 Leading Lawyers in America, 2008, 2011, 2012, 2017, 2022; 500 Leading Dealmakers, 2007, 2021, 2026; 500 New Stars, New Worlds, 2006
  • Leading Lawyers Network, Mergers & Acquisitions Law, 2004-2019; Publicly Held Corporations Law,  2004-2019; Securities & Venture Finance Law, 2004-2019
  • Legal 500, M&A/Corporate and Commercial - M&A - Middle Market ($500M-999M), 2017-2021; Mergers, Acquisitions and Buyouts: M&A: Middle Market, 2008-2012, 2016; Leading Lawyer, 2010, 2011
  • National Law Journal, M&A and Antitrust Trailblazer, 2015
  • Who's Who Legal, Corporate Governance, 2015
  • Who's Who Legal Illinois, Capital Markets, 2007 and 2008; M&A, 2007 and 2008

Joe is active philanthropically and volunteers extensively in the community, primarily with organizations dedicated to the arts, culture and historic preservation. He is a member of the board of trustees of the Art Institute of Chicago. He also serves on the Committee on Applied Arts of Europe, the Committee on Arts of the Americas and the Committee on Textiles, as well as the Audit and Risk Committee and the Compensation and Benefits Committee, at the Art Institute of Chicago. Additionally, Joe is a trustee and chairs the board of the Terra Foundation for American Art. He serves as a trustee and president of the Layton Art Collection, which owns the founding art collection of the Milwaukee Art Museum. Joe is a trustee and chairs the board of Historic Deerfield, located in Massachusetts, and serves on the Boards of Directors of the Milwaukee Art Museum and the Richard H. Driehaus Museum. He also serves as a member of the boards of the Chicago Botanic Garden and the Kew Foundation, which supports the Royal Botanical Gardens, Kew. He is a member of the Trustees Council of the National Gallery of Art and the National Trust Council of the National Trust for Historic Preservation, as well as other historic preservation organizations. Joe serves as an emeritus member of the Board of Directors of the Landmarks Preservation Council of Illinois (now known as Landmarks Illinois), where he previously served as General Counsel on a pro bono basis. He also serves on the board of the Gold Coast Neighbors Association, a local community organization. Joe previously served as a member of the Board of Directors of the Chicago Lawyers’ Committee for Civil Rights Under Law.

  • Art Institute of Chicago, Member, Board of Trustees; Member, Committee on Applied Arts of Europe; Member, Committee on Arts of the Americas; Member, Committee on Textiles; Member, Audit and Risk Committee; Member, Compensation and Benefits Committee; Member, Deaccessions Committee
  • Chicago Botanic Garden; Member, Board of Directors
  • Chicago Lawyers’ Committee for Civil Rights Under Law, Member, Board of Directors, 2011-2012
  • Gold Coast Neighbors Association, Member, Board of Directors
  • Historic Deerfield, Inc., Chairman, Board of Trustees
  • Illinois Governor's Mansion Association, Member, Board of Directors; Chair, Visitor Experience Committee
  • Landmarks Preservation Council of Illinois (Landmarks Illinois), Member, Board of Directors, 2000-2006; emeritus member, 2018 to present; Pro Bono General Counsel, 2000-2002
  • Layton Art Collection, Member, Board of Trustees, and President
  • Milwaukee Art Museum, Member, Board of Directors and Executive Committee; Member, Board of Directors of American Arts Society
  • National Gallery of Art, Trustees Council
  • National Trust for Historic Preservation, Member, National Trust Council
  • Patrons of the Arts in the Vatican Museums, Member, Board of Directors, Illinois Chapter, 2008-2011
  • Royal Botanic Gardens, Kew, Member, Board of Directors, Kew Foundation, 2019-Present; Member, Board of Directors, Kew America Foundation, 2015-2018
  • The Richard Driehaus Museum, Member, Board of Directors
  • Terra Foundation for American Art, Chairman, Board of Trustees
  • The Chicago Club, Member
  • The Milwaukee Club, Member

  • American Bar Association
  • Illinois State Bar Association

Joseph Gromacki is a Co-Chair of Jenner & Block’s firmwide Corporate Practice and a Co-Chair of the Transactional Department. He also serves on the firm’s governing committee, the Policy Committee.

Joe has been recognized as one of the country's leading corporate lawyers. As a trusted advisor to Fortune 500 corporations, he is a highly experienced corporate attorney with a focus on complex M&A and capital markets transactions. Joe represents a wide range of public and private companies in mergers, acquisitions and divestitures, securities, capital markets, and other finance transactions. He also regularly counsels public companies and their boards on corporate governance, fiduciary, and disclosure matters as well as crisis management.

Joe was recognized by The American Lawyer as one of 2015’s Dealmakers of the Year for his representation of Archer Daniels Midland in its $1.3 billion sale of its global cocoa business to Olam International and its $440 million sale of its global chocolate business to Cargill. The 2015 recognition marked the third time in his career that he was recognized by The American Lawyer for this award. In 2011, Joe was recognized as a Dealmaker of the Year for his representation of General Motors in connection with its $23.1 billion IPO in 2010. He was also named a Dealmaker of the Year in 2008 for his representation of Sam Zell in the Tribune Company’s $8.2 billion going-private transaction in 2007. Since 2004, Chambers & Partners USA has named Joe one of the leading US lawyers in corporate and M&A law. He has also been recognized by many other organizations, including the Best Lawyers in America, Illinois Super Lawyers, Lawdragon Magazine, and the Leading Lawyers Network, which published a profile about his career in 2007.

Joe is an active patron of the arts, serving on the boards of the Art Institute of Chicago, the Richard H. Driehaus Museum, the Terra Foundation for American Art, the Milwaukee Art Museum, and several other museums and organizations. He is a member of the Trustees Council of the National Gallery of Art and the National Trust Council of the National Trust for Historic Preservation. Joe also serves on the boards of the Chicago Botanic Garden and the Kew Foundation, which supports the Royal Botanic Gardens, Kew.

Joe is a member of The Chicago Club and The Milwaukee Club.

  • Joe represents corporate clients in many large and sophisticated M&A, securities and corporate finance transactions.  While he works with clients across a broad array of industry sectors, he has deep experience in the industrial/manufacturing, aerospace and defense, government contracting, automotive, agriculture, food and beverage, energy, and financial industries. 
  • In December 2020, Joe represented Aerojet Rocketdyne (NYSE: AJRD) in connection with its entry into a definitive agreement relating to its sale to Lockheed Martin (NYSE: LMT) for $5.0 billion pursuant to an all-cash merger transaction.This transaction was subsequently terminated based upon failure to obtain required regulatory approvals. 
  • Joe regularly represents General Dynamics (NYSE: GD) in its major M&A and capital markets transactions. Among dozens of M&A transactions, he represented GD in its 2018 acquisition of publicly traded CSRA (NYSE: CSRA) for $9.7 billion, and its 2011 acquisitions of Vangent (NYSE: VANG) for $960 million and Force Protection (NYSE: FPVD) for $360 million.  Further, Joe has represented GD in its public offerings of over $22 billion of securities, including its $7.5 billion public debt offering in 2018 and its $4.0 billion public debt offering in 2020.  He also represents GD in its corporate governance, disclosure, and related matters.
  • Joe has represented General Motors (NYSE: GM) in a wide range of corporate and securities matters. In 2018, he represented GM in a $1.6 billion underwritten secondary offering of GM common stock by the UAW Retiree Medical Benefits Trust (VEBA).  In 2017, he represented GM in its $3.0 billion public offering of senior notes. In 2014, he represented GM in its $2.5 billion public offering of senior notes. In 2013 and 2014, he represented GM in a $4.5 billion Rule 144A offering of senior notes and the related $4.5 billion registered exchange offer. In 2013, he represented GM in a $1.7 billion underwritten secondary offering of GM common stock by the US Department of the Treasury and the UAW Retiree Medical Benefits Trust (VEBA) and a $175 million underwritten secondary offering of warrants to purchase GM common stock by the UAW Retiree Medical Benefits Trust (VEBA) through a modified "Dutch auction" process.  In 2012, Joe represented GM in its $5.5 billion negotiated share repurchase of GM common stock from the US Department of the Treasury.
  • In 2010, Joe represented GM in connection with its history-making $23.1 billion initial public offering — the then-largest IPO in global history.  In 2009, he represented GM in the Section 363 sale of substantially all of its assets to a newly formed entity sponsored by the US Treasury in connection with GM’s voluntary petitions for relief under Chapter 11 of the Bankruptcy Code, a transaction valued at over $50 billion.

Over the course of this career, Joe also has represented GM in a wide variety of matters, including the following:

  • 2007 $5.6 billion sale of Allison Transmission to The Carlyle Group and Onex Corporation (TSX: ONEXF).
  • 2007 offering of $1.5 billion of GM convertible debt securities.
  • 2003 split-off of Hughes Electronics from GM and the subsequent acquisition by News Corporation (NYSE: NWSA) of 34% of Hughes for $6.6 billion as part of transactions valued at over $17 billion and GM’s 2004 sale of $911 million of News Corporation Preferred ADSs in an underwritten public offering.
  • 2003 global offering of $17.9 billion of debt securities.
  • 2000 exchange offer of $9 billion of GM's Class H common stock for its $1-2/3 par value common stock.
  • 1999 $1.7 billion initial public offering of Delphi Automotive Systems (NYSE: DPH).
  • 1999 $9 billion spin-off of Delphi from GM.
  • 1997 $27 billion restructuring of GM's Hughes Electronics subsidiary (including the spin-off of Hughes Defense from GM followed by its merger with Raytheon (NYSE: RTN).
  • 1996 $28 billion split-off of EDS (NYSE: EDS).
  • In 2013 and 2014, Joe represented Archer Daniels Midland (NYSE: ADM) in its $1.3 billion sale of its global cocoa business to Olam International Limited (SP: OLAM) and its $440 million sale of its global chocolate business to Cargill Inc.
  • In 2007, Joe represented Sam Zell in an $8.2 billion going-private transaction involving the Tribune Company (NYSE: TPCO).
  • In 2006, he represented J.P. Morgan Securities in its role as financial advisor to WPS Resources in connection with WPS Resources’ $1.6 billion merger with Peoples Energy (NYSE: PGL).
  • Joe represented the Chicago Board of Trade in connection with a wide variety of corporate and securities law matters, including its 2005 restructuring and demutualization into a stock, for-profit company in a transaction involving a public offering of securities to CBOT members.  He also represented CBOT Holdings (the holding company for the Chicago Board of Trade) in its $200 million initial public offering later in 2005.
  • Additionally, Joe represented BP (NYSE: BP) in connection with certain significant transactions, including the 2000 and 2001 divestitures of its Alliance refinery and related assets in transactions valued at over $1.2 billion.
  • Joe also has represented various other corporate clients, including AAR Corp. (NYSE: AIR), Honeywell (NYSE: HON), Booz Allen Hamilton (NYSE: BAH), the Chicago Board Options Exchange (NYSE: CBOE), Aerojet Rocketdyne (NYSE: AJRD), Rocket Lab (Nasdaq: RKLB), Schneider Electric (NYSE: SBGSY), LGS Innovations and others, in M&A, corporate and securities law matters.

  • Illinois, 1992

  • University of Virginia School of Law, JD, 1992
  • Yale University, BA, 1987

  • Hon. Hubert L. Will, US District Court, Northern District of Illinois, 1992-1994

  • Lexology, Client Choice Award, M&A
  • American Lawyer, Dealmaker of the Year, 2008, 2011, 2015
  • The Best Lawyers in America, Mergers & Acquisitions Law, 2006-2022, 2024, 2026; Securities Law, 2006-2011
  • Chambers Global, Corporate/M&A, 2004 
  • Chambers USA, Corporate/M&A (Illinois), 2004-2026
  • Illinois Super Lawyers, Mergers and Acquisitions, 2005; 2007-2024
  • Lawdragon Magazine, 3000 Leading Lawyers in America, 2010; 500 Leading Lawyers in America, 2008, 2011, 2012, 2017, 2022; 500 Leading Dealmakers, 2007, 2021, 2026; 500 New Stars, New Worlds, 2006
  • Leading Lawyers Network, Mergers & Acquisitions Law, 2004-2019; Publicly Held Corporations Law,  2004-2019; Securities & Venture Finance Law, 2004-2019
  • Legal 500, M&A/Corporate and Commercial - M&A - Middle Market ($500M-999M), 2017-2021; Mergers, Acquisitions and Buyouts: M&A: Middle Market, 2008-2012, 2016; Leading Lawyer, 2010, 2011
  • National Law Journal, M&A and Antitrust Trailblazer, 2015
  • Who's Who Legal, Corporate Governance, 2015
  • Who's Who Legal Illinois, Capital Markets, 2007 and 2008; M&A, 2007 and 2008

Joe is active philanthropically and volunteers extensively in the community, primarily with organizations dedicated to the arts, culture and historic preservation. He is a member of the board of trustees of the Art Institute of Chicago. He also serves on the Committee on Applied Arts of Europe, the Committee on Arts of the Americas and the Committee on Textiles, as well as the Audit and Risk Committee and the Compensation and Benefits Committee, at the Art Institute of Chicago. Additionally, Joe is a trustee and chairs the board of the Terra Foundation for American Art. He serves as a trustee and president of the Layton Art Collection, which owns the founding art collection of the Milwaukee Art Museum. Joe is a trustee and chairs the board of Historic Deerfield, located in Massachusetts, and serves on the Boards of Directors of the Milwaukee Art Museum and the Richard H. Driehaus Museum. He also serves as a member of the boards of the Chicago Botanic Garden and the Kew Foundation, which supports the Royal Botanical Gardens, Kew. He is a member of the Trustees Council of the National Gallery of Art and the National Trust Council of the National Trust for Historic Preservation, as well as other historic preservation organizations. Joe serves as an emeritus member of the Board of Directors of the Landmarks Preservation Council of Illinois (now known as Landmarks Illinois), where he previously served as General Counsel on a pro bono basis. He also serves on the board of the Gold Coast Neighbors Association, a local community organization. Joe previously served as a member of the Board of Directors of the Chicago Lawyers’ Committee for Civil Rights Under Law.

  • Art Institute of Chicago, Member, Board of Trustees; Member, Committee on Applied Arts of Europe; Member, Committee on Arts of the Americas; Member, Committee on Textiles; Member, Audit and Risk Committee; Member, Compensation and Benefits Committee; Member, Deaccessions Committee
  • Chicago Botanic Garden; Member, Board of Directors
  • Chicago Lawyers’ Committee for Civil Rights Under Law, Member, Board of Directors, 2011-2012
  • Gold Coast Neighbors Association, Member, Board of Directors
  • Historic Deerfield, Inc., Chairman, Board of Trustees
  • Illinois Governor's Mansion Association, Member, Board of Directors; Chair, Visitor Experience Committee
  • Landmarks Preservation Council of Illinois (Landmarks Illinois), Member, Board of Directors, 2000-2006; emeritus member, 2018 to present; Pro Bono General Counsel, 2000-2002
  • Layton Art Collection, Member, Board of Trustees, and President
  • Milwaukee Art Museum, Member, Board of Directors and Executive Committee; Member, Board of Directors of American Arts Society
  • National Gallery of Art, Trustees Council
  • National Trust for Historic Preservation, Member, National Trust Council
  • Patrons of the Arts in the Vatican Museums, Member, Board of Directors, Illinois Chapter, 2008-2011
  • Royal Botanic Gardens, Kew, Member, Board of Directors, Kew Foundation, 2019-Present; Member, Board of Directors, Kew America Foundation, 2015-2018
  • The Richard Driehaus Museum, Member, Board of Directors
  • Terra Foundation for American Art, Chairman, Board of Trustees
  • The Chicago Club, Member
  • The Milwaukee Club, Member

  • American Bar Association
  • Illinois State Bar Association

Overview

Joseph Gromacki is a Co-Chair of Jenner & Block’s firmwide Corporate Practice and a Co-Chair of the Transactional Department. He also serves on the firm’s governing committee, the Policy Committee.

Joe has been recognized as one of the country's leading corporate lawyers. As a trusted advisor to Fortune 500 corporations, he is a highly experienced corporate attorney with a focus on complex M&A and capital markets transactions. Joe represents a wide range of public and private companies in mergers, acquisitions and divestitures, securities, capital markets, and other finance transactions. He also regularly counsels public companies and their boards on corporate governance, fiduciary, and disclosure matters as well as crisis management.

Joe was recognized by The American Lawyer as one of 2015’s Dealmakers of the Year for his representation of Archer Daniels Midland in its $1.3 billion sale of its global cocoa business to Olam International and its $440 million sale of its global chocolate business to Cargill. The 2015 recognition marked the third time in his career that he was recognized by The American Lawyer for this award. In 2011, Joe was recognized as a Dealmaker of the Year for his representation of General Motors in connection with its $23.1 billion IPO in 2010. He was also named a Dealmaker of the Year in 2008 for his representation of Sam Zell in the Tribune Company’s $8.2 billion going-private transaction in 2007. Since 2004, Chambers & Partners USA has named Joe one of the leading US lawyers in corporate and M&A law. He has also been recognized by many other organizations, including the Best Lawyers in America, Illinois Super Lawyers, Lawdragon Magazine, and the Leading Lawyers Network, which published a profile about his career in 2007.

Joe is an active patron of the arts, serving on the boards of the Art Institute of Chicago, the Richard H. Driehaus Museum, the Terra Foundation for American Art, the Milwaukee Art Museum, and several other museums and organizations. He is a member of the Trustees Council of the National Gallery of Art and the National Trust Council of the National Trust for Historic Preservation. Joe also serves on the boards of the Chicago Botanic Garden and the Kew Foundation, which supports the Royal Botanic Gardens, Kew.

Joe is a member of The Chicago Club and The Milwaukee Club.

Representative Matters

  • Joe represents corporate clients in many large and sophisticated M&A, securities and corporate finance transactions.  While he works with clients across a broad array of industry sectors, he has deep experience in the industrial/manufacturing, aerospace and defense, government contracting, automotive, agriculture, food and beverage, energy, and financial industries. 
  • In December 2020, Joe represented Aerojet Rocketdyne (NYSE: AJRD) in connection with its entry into a definitive agreement relating to its sale to Lockheed Martin (NYSE: LMT) for $5.0 billion pursuant to an all-cash merger transaction.This transaction was subsequently terminated based upon failure to obtain required regulatory approvals. 
  • Joe regularly represents General Dynamics (NYSE: GD) in its major M&A and capital markets transactions. Among dozens of M&A transactions, he represented GD in its 2018 acquisition of publicly traded CSRA (NYSE: CSRA) for $9.7 billion, and its 2011 acquisitions of Vangent (NYSE: VANG) for $960 million and Force Protection (NYSE: FPVD) for $360 million.  Further, Joe has represented GD in its public offerings of over $22 billion of securities, including its $7.5 billion public debt offering in 2018 and its $4.0 billion public debt offering in 2020.  He also represents GD in its corporate governance, disclosure, and related matters.
  • Joe has represented General Motors (NYSE: GM) in a wide range of corporate and securities matters. In 2018, he represented GM in a $1.6 billion underwritten secondary offering of GM common stock by the UAW Retiree Medical Benefits Trust (VEBA).  In 2017, he represented GM in its $3.0 billion public offering of senior notes. In 2014, he represented GM in its $2.5 billion public offering of senior notes. In 2013 and 2014, he represented GM in a $4.5 billion Rule 144A offering of senior notes and the related $4.5 billion registered exchange offer. In 2013, he represented GM in a $1.7 billion underwritten secondary offering of GM common stock by the US Department of the Treasury and the UAW Retiree Medical Benefits Trust (VEBA) and a $175 million underwritten secondary offering of warrants to purchase GM common stock by the UAW Retiree Medical Benefits Trust (VEBA) through a modified "Dutch auction" process.  In 2012, Joe represented GM in its $5.5 billion negotiated share repurchase of GM common stock from the US Department of the Treasury.
  • In 2010, Joe represented GM in connection with its history-making $23.1 billion initial public offering — the then-largest IPO in global history.  In 2009, he represented GM in the Section 363 sale of substantially all of its assets to a newly formed entity sponsored by the US Treasury in connection with GM’s voluntary petitions for relief under Chapter 11 of the Bankruptcy Code, a transaction valued at over $50 billion.

Over the course of this career, Joe also has represented GM in a wide variety of matters, including the following:

  • 2007 $5.6 billion sale of Allison Transmission to The Carlyle Group and Onex Corporation (TSX: ONEXF).
  • 2007 offering of $1.5 billion of GM convertible debt securities.
  • 2003 split-off of Hughes Electronics from GM and the subsequent acquisition by News Corporation (NYSE: NWSA) of 34% of Hughes for $6.6 billion as part of transactions valued at over $17 billion and GM’s 2004 sale of $911 million of News Corporation Preferred ADSs in an underwritten public offering.
  • 2003 global offering of $17.9 billion of debt securities.
  • 2000 exchange offer of $9 billion of GM's Class H common stock for its $1-2/3 par value common stock.
  • 1999 $1.7 billion initial public offering of Delphi Automotive Systems (NYSE: DPH).
  • 1999 $9 billion spin-off of Delphi from GM.
  • 1997 $27 billion restructuring of GM's Hughes Electronics subsidiary (including the spin-off of Hughes Defense from GM followed by its merger with Raytheon (NYSE: RTN).
  • 1996 $28 billion split-off of EDS (NYSE: EDS).
  • In 2013 and 2014, Joe represented Archer Daniels Midland (NYSE: ADM) in its $1.3 billion sale of its global cocoa business to Olam International Limited (SP: OLAM) and its $440 million sale of its global chocolate business to Cargill Inc.
  • In 2007, Joe represented Sam Zell in an $8.2 billion going-private transaction involving the Tribune Company (NYSE: TPCO).
  • In 2006, he represented J.P. Morgan Securities in its role as financial advisor to WPS Resources in connection with WPS Resources’ $1.6 billion merger with Peoples Energy (NYSE: PGL).
  • Joe represented the Chicago Board of Trade in connection with a wide variety of corporate and securities law matters, including its 2005 restructuring and demutualization into a stock, for-profit company in a transaction involving a public offering of securities to CBOT members.  He also represented CBOT Holdings (the holding company for the Chicago Board of Trade) in its $200 million initial public offering later in 2005.
  • Additionally, Joe represented BP (NYSE: BP) in connection with certain significant transactions, including the 2000 and 2001 divestitures of its Alliance refinery and related assets in transactions valued at over $1.2 billion.
  • Joe also has represented various other corporate clients, including AAR Corp. (NYSE: AIR), Honeywell (NYSE: HON), Booz Allen Hamilton (NYSE: BAH), the Chicago Board Options Exchange (NYSE: CBOE), Aerojet Rocketdyne (NYSE: AJRD), Rocket Lab (Nasdaq: RKLB), Schneider Electric (NYSE: SBGSY), LGS Innovations and others, in M&A, corporate and securities law matters.

Credentials

Admissions

  • Illinois, 1992

Education

  • University of Virginia School of Law, JD, 1992
  • Yale University, BA, 1987

Clerkships

  • Hon. Hubert L. Will, US District Court, Northern District of Illinois, 1992-1994

Service / Recognition

Awards

  • Lexology, Client Choice Award, M&A
  • American Lawyer, Dealmaker of the Year, 2008, 2011, 2015
  • The Best Lawyers in America, Mergers & Acquisitions Law, 2006-2022, 2024, 2026; Securities Law, 2006-2011
  • Chambers Global, Corporate/M&A, 2004 
  • Chambers USA, Corporate/M&A (Illinois), 2004-2026
  • Illinois Super Lawyers, Mergers and Acquisitions, 2005; 2007-2024
  • Lawdragon Magazine, 3000 Leading Lawyers in America, 2010; 500 Leading Lawyers in America, 2008, 2011, 2012, 2017, 2022; 500 Leading Dealmakers, 2007, 2021, 2026; 500 New Stars, New Worlds, 2006
  • Leading Lawyers Network, Mergers & Acquisitions Law, 2004-2019; Publicly Held Corporations Law,  2004-2019; Securities & Venture Finance Law, 2004-2019
  • Legal 500, M&A/Corporate and Commercial - M&A - Middle Market ($500M-999M), 2017-2021; Mergers, Acquisitions and Buyouts: M&A: Middle Market, 2008-2012, 2016; Leading Lawyer, 2010, 2011
  • National Law Journal, M&A and Antitrust Trailblazer, 2015
  • Who's Who Legal, Corporate Governance, 2015
  • Who's Who Legal Illinois, Capital Markets, 2007 and 2008; M&A, 2007 and 2008

Community

Joe is active philanthropically and volunteers extensively in the community, primarily with organizations dedicated to the arts, culture and historic preservation. He is a member of the board of trustees of the Art Institute of Chicago. He also serves on the Committee on Applied Arts of Europe, the Committee on Arts of the Americas and the Committee on Textiles, as well as the Audit and Risk Committee and the Compensation and Benefits Committee, at the Art Institute of Chicago. Additionally, Joe is a trustee and chairs the board of the Terra Foundation for American Art. He serves as a trustee and president of the Layton Art Collection, which owns the founding art collection of the Milwaukee Art Museum. Joe is a trustee and chairs the board of Historic Deerfield, located in Massachusetts, and serves on the Boards of Directors of the Milwaukee Art Museum and the Richard H. Driehaus Museum. He also serves as a member of the boards of the Chicago Botanic Garden and the Kew Foundation, which supports the Royal Botanical Gardens, Kew. He is a member of the Trustees Council of the National Gallery of Art and the National Trust Council of the National Trust for Historic Preservation, as well as other historic preservation organizations. Joe serves as an emeritus member of the Board of Directors of the Landmarks Preservation Council of Illinois (now known as Landmarks Illinois), where he previously served as General Counsel on a pro bono basis. He also serves on the board of the Gold Coast Neighbors Association, a local community organization. Joe previously served as a member of the Board of Directors of the Chicago Lawyers’ Committee for Civil Rights Under Law.

  • Art Institute of Chicago, Member, Board of Trustees; Member, Committee on Applied Arts of Europe; Member, Committee on Arts of the Americas; Member, Committee on Textiles; Member, Audit and Risk Committee; Member, Compensation and Benefits Committee; Member, Deaccessions Committee
  • Chicago Botanic Garden; Member, Board of Directors
  • Chicago Lawyers’ Committee for Civil Rights Under Law, Member, Board of Directors, 2011-2012
  • Gold Coast Neighbors Association, Member, Board of Directors
  • Historic Deerfield, Inc., Chairman, Board of Trustees
  • Illinois Governor's Mansion Association, Member, Board of Directors; Chair, Visitor Experience Committee
  • Landmarks Preservation Council of Illinois (Landmarks Illinois), Member, Board of Directors, 2000-2006; emeritus member, 2018 to present; Pro Bono General Counsel, 2000-2002
  • Layton Art Collection, Member, Board of Trustees, and President
  • Milwaukee Art Museum, Member, Board of Directors and Executive Committee; Member, Board of Directors of American Arts Society
  • National Gallery of Art, Trustees Council
  • National Trust for Historic Preservation, Member, National Trust Council
  • Patrons of the Arts in the Vatican Museums, Member, Board of Directors, Illinois Chapter, 2008-2011
  • Royal Botanic Gardens, Kew, Member, Board of Directors, Kew Foundation, 2019-Present; Member, Board of Directors, Kew America Foundation, 2015-2018
  • The Richard Driehaus Museum, Member, Board of Directors
  • Terra Foundation for American Art, Chairman, Board of Trustees
  • The Chicago Club, Member
  • The Milwaukee Club, Member

Service to the Bar

  • American Bar Association
  • Illinois State Bar Association

Joseph Gromacki is a Co-Chair of Jenner & Block’s firmwide Corporate Practice and a Co-Chair of the Transactional Department. He also serves on the firm’s governing committee, the Policy Committee.

Joe has been recognized as one of the country's leading corporate lawyers. As a trusted advisor to Fortune 500 corporations, he is a highly experienced corporate attorney with a focus on complex M&A and capital markets transactions. Joe represents a wide range of public and private companies in mergers, acquisitions and divestitures, securities, capital markets, and other finance transactions. He also regularly counsels public companies and their boards on corporate governance, fiduciary, and disclosure matters as well as crisis management.

Joe was recognized by The American Lawyer as one of 2015’s Dealmakers of the Year for his representation of Archer Daniels Midland in its $1.3 billion sale of its global cocoa business to Olam International and its $440 million sale of its global chocolate business to Cargill. The 2015 recognition marked the third time in his career that he was recognized by The American Lawyer for this award. In 2011, Joe was recognized as a Dealmaker of the Year for his representation of General Motors in connection with its $23.1 billion IPO in 2010. He was also named a Dealmaker of the Year in 2008 for his representation of Sam Zell in the Tribune Company’s $8.2 billion going-private transaction in 2007. Since 2004, Chambers & Partners USA has named Joe one of the leading US lawyers in corporate and M&A law. He has also been recognized by many other organizations, including the Best Lawyers in America, Illinois Super Lawyers, Lawdragon Magazine, and the Leading Lawyers Network, which published a profile about his career in 2007.

Joe is an active patron of the arts, serving on the boards of the Art Institute of Chicago, the Richard H. Driehaus Museum, the Terra Foundation for American Art, the Milwaukee Art Museum, and several other museums and organizations. He is a member of the Trustees Council of the National Gallery of Art and the National Trust Council of the National Trust for Historic Preservation. Joe also serves on the boards of the Chicago Botanic Garden and the Kew Foundation, which supports the Royal Botanic Gardens, Kew.

Joe is a member of The Chicago Club and The Milwaukee Club.

Representative Matters

  • Joe represents corporate clients in many large and sophisticated M&A, securities and corporate finance transactions.  While he works with clients across a broad array of industry sectors, he has deep experience in the industrial/manufacturing, aerospace and defense, government contracting, automotive, agriculture, food and beverage, energy, and financial industries. 
  • In December 2020, Joe represented Aerojet Rocketdyne (NYSE: AJRD) in connection with its entry into a definitive agreement relating to its sale to Lockheed Martin (NYSE: LMT) for $5.0 billion pursuant to an all-cash merger transaction.This transaction was subsequently terminated based upon failure to obtain required regulatory approvals. 
  • Joe regularly represents General Dynamics (NYSE: GD) in its major M&A and capital markets transactions. Among dozens of M&A transactions, he represented GD in its 2018 acquisition of publicly traded CSRA (NYSE: CSRA) for $9.7 billion, and its 2011 acquisitions of Vangent (NYSE: VANG) for $960 million and Force Protection (NYSE: FPVD) for $360 million.  Further, Joe has represented GD in its public offerings of over $22 billion of securities, including its $7.5 billion public debt offering in 2018 and its $4.0 billion public debt offering in 2020.  He also represents GD in its corporate governance, disclosure, and related matters.
  • Joe has represented General Motors (NYSE: GM) in a wide range of corporate and securities matters. In 2018, he represented GM in a $1.6 billion underwritten secondary offering of GM common stock by the UAW Retiree Medical Benefits Trust (VEBA).  In 2017, he represented GM in its $3.0 billion public offering of senior notes. In 2014, he represented GM in its $2.5 billion public offering of senior notes. In 2013 and 2014, he represented GM in a $4.5 billion Rule 144A offering of senior notes and the related $4.5 billion registered exchange offer. In 2013, he represented GM in a $1.7 billion underwritten secondary offering of GM common stock by the US Department of the Treasury and the UAW Retiree Medical Benefits Trust (VEBA) and a $175 million underwritten secondary offering of warrants to purchase GM common stock by the UAW Retiree Medical Benefits Trust (VEBA) through a modified "Dutch auction" process.  In 2012, Joe represented GM in its $5.5 billion negotiated share repurchase of GM common stock from the US Department of the Treasury.
  • In 2010, Joe represented GM in connection with its history-making $23.1 billion initial public offering — the then-largest IPO in global history.  In 2009, he represented GM in the Section 363 sale of substantially all of its assets to a newly formed entity sponsored by the US Treasury in connection with GM’s voluntary petitions for relief under Chapter 11 of the Bankruptcy Code, a transaction valued at over $50 billion.

Over the course of this career, Joe also has represented GM in a wide variety of matters, including the following:

  • 2007 $5.6 billion sale of Allison Transmission to The Carlyle Group and Onex Corporation (TSX: ONEXF).
  • 2007 offering of $1.5 billion of GM convertible debt securities.
  • 2003 split-off of Hughes Electronics from GM and the subsequent acquisition by News Corporation (NYSE: NWSA) of 34% of Hughes for $6.6 billion as part of transactions valued at over $17 billion and GM’s 2004 sale of $911 million of News Corporation Preferred ADSs in an underwritten public offering.
  • 2003 global offering of $17.9 billion of debt securities.
  • 2000 exchange offer of $9 billion of GM's Class H common stock for its $1-2/3 par value common stock.
  • 1999 $1.7 billion initial public offering of Delphi Automotive Systems (NYSE: DPH).
  • 1999 $9 billion spin-off of Delphi from GM.
  • 1997 $27 billion restructuring of GM's Hughes Electronics subsidiary (including the spin-off of Hughes Defense from GM followed by its merger with Raytheon (NYSE: RTN).
  • 1996 $28 billion split-off of EDS (NYSE: EDS).
  • In 2013 and 2014, Joe represented Archer Daniels Midland (NYSE: ADM) in its $1.3 billion sale of its global cocoa business to Olam International Limited (SP: OLAM) and its $440 million sale of its global chocolate business to Cargill Inc.
  • In 2007, Joe represented Sam Zell in an $8.2 billion going-private transaction involving the Tribune Company (NYSE: TPCO).
  • In 2006, he represented J.P. Morgan Securities in its role as financial advisor to WPS Resources in connection with WPS Resources’ $1.6 billion merger with Peoples Energy (NYSE: PGL).
  • Joe represented the Chicago Board of Trade in connection with a wide variety of corporate and securities law matters, including its 2005 restructuring and demutualization into a stock, for-profit company in a transaction involving a public offering of securities to CBOT members.  He also represented CBOT Holdings (the holding company for the Chicago Board of Trade) in its $200 million initial public offering later in 2005.
  • Additionally, Joe represented BP (NYSE: BP) in connection with certain significant transactions, including the 2000 and 2001 divestitures of its Alliance refinery and related assets in transactions valued at over $1.2 billion.
  • Joe also has represented various other corporate clients, including AAR Corp. (NYSE: AIR), Honeywell (NYSE: HON), Booz Allen Hamilton (NYSE: BAH), the Chicago Board Options Exchange (NYSE: CBOE), Aerojet Rocketdyne (NYSE: AJRD), Rocket Lab (Nasdaq: RKLB), Schneider Electric (NYSE: SBGSY), LGS Innovations and others, in M&A, corporate and securities law matters.

Credentials

  • Illinois, 1992

  • University of Virginia School of Law, JD, 1992
  • Yale University, BA, 1987

  • Hon. Hubert L. Will, US District Court, Northern District of Illinois, 1992-1994

Service / Recognition

  • Lexology, Client Choice Award, M&A
  • American Lawyer, Dealmaker of the Year, 2008, 2011, 2015
  • The Best Lawyers in America, Mergers & Acquisitions Law, 2006-2022, 2024, 2026; Securities Law, 2006-2011
  • Chambers Global, Corporate/M&A, 2004 
  • Chambers USA, Corporate/M&A (Illinois), 2004-2026
  • Illinois Super Lawyers, Mergers and Acquisitions, 2005; 2007-2024
  • Lawdragon Magazine, 3000 Leading Lawyers in America, 2010; 500 Leading Lawyers in America, 2008, 2011, 2012, 2017, 2022; 500 Leading Dealmakers, 2007, 2021, 2026; 500 New Stars, New Worlds, 2006
  • Leading Lawyers Network, Mergers & Acquisitions Law, 2004-2019; Publicly Held Corporations Law,  2004-2019; Securities & Venture Finance Law, 2004-2019
  • Legal 500, M&A/Corporate and Commercial - M&A - Middle Market ($500M-999M), 2017-2021; Mergers, Acquisitions and Buyouts: M&A: Middle Market, 2008-2012, 2016; Leading Lawyer, 2010, 2011
  • National Law Journal, M&A and Antitrust Trailblazer, 2015
  • Who's Who Legal, Corporate Governance, 2015
  • Who's Who Legal Illinois, Capital Markets, 2007 and 2008; M&A, 2007 and 2008

Joe is active philanthropically and volunteers extensively in the community, primarily with organizations dedicated to the arts, culture and historic preservation. He is a member of the board of trustees of the Art Institute of Chicago. He also serves on the Committee on Applied Arts of Europe, the Committee on Arts of the Americas and the Committee on Textiles, as well as the Audit and Risk Committee and the Compensation and Benefits Committee, at the Art Institute of Chicago. Additionally, Joe is a trustee and chairs the board of the Terra Foundation for American Art. He serves as a trustee and president of the Layton Art Collection, which owns the founding art collection of the Milwaukee Art Museum. Joe is a trustee and chairs the board of Historic Deerfield, located in Massachusetts, and serves on the Boards of Directors of the Milwaukee Art Museum and the Richard H. Driehaus Museum. He also serves as a member of the boards of the Chicago Botanic Garden and the Kew Foundation, which supports the Royal Botanical Gardens, Kew. He is a member of the Trustees Council of the National Gallery of Art and the National Trust Council of the National Trust for Historic Preservation, as well as other historic preservation organizations. Joe serves as an emeritus member of the Board of Directors of the Landmarks Preservation Council of Illinois (now known as Landmarks Illinois), where he previously served as General Counsel on a pro bono basis. He also serves on the board of the Gold Coast Neighbors Association, a local community organization. Joe previously served as a member of the Board of Directors of the Chicago Lawyers’ Committee for Civil Rights Under Law.

  • Art Institute of Chicago, Member, Board of Trustees; Member, Committee on Applied Arts of Europe; Member, Committee on Arts of the Americas; Member, Committee on Textiles; Member, Audit and Risk Committee; Member, Compensation and Benefits Committee; Member, Deaccessions Committee
  • Chicago Botanic Garden; Member, Board of Directors
  • Chicago Lawyers’ Committee for Civil Rights Under Law, Member, Board of Directors, 2011-2012
  • Gold Coast Neighbors Association, Member, Board of Directors
  • Historic Deerfield, Inc., Chairman, Board of Trustees
  • Illinois Governor's Mansion Association, Member, Board of Directors; Chair, Visitor Experience Committee
  • Landmarks Preservation Council of Illinois (Landmarks Illinois), Member, Board of Directors, 2000-2006; emeritus member, 2018 to present; Pro Bono General Counsel, 2000-2002
  • Layton Art Collection, Member, Board of Trustees, and President
  • Milwaukee Art Museum, Member, Board of Directors and Executive Committee; Member, Board of Directors of American Arts Society
  • National Gallery of Art, Trustees Council
  • National Trust for Historic Preservation, Member, National Trust Council
  • Patrons of the Arts in the Vatican Museums, Member, Board of Directors, Illinois Chapter, 2008-2011
  • Royal Botanic Gardens, Kew, Member, Board of Directors, Kew Foundation, 2019-Present; Member, Board of Directors, Kew America Foundation, 2015-2018
  • The Richard Driehaus Museum, Member, Board of Directors
  • Terra Foundation for American Art, Chairman, Board of Trustees
  • The Chicago Club, Member
  • The Milwaukee Club, Member

  • American Bar Association
  • Illinois State Bar Association

Joseph Gromacki is a Co-Chair of Jenner & Block’s firmwide Corporate Practice and a Co-Chair of the Transactional Department. He also serves on the firm’s governing committee, the Policy Committee.

Joe has been recognized as one of the country's leading corporate lawyers. As a trusted advisor to Fortune 500 corporations, he is a highly experienced corporate attorney with a focus on complex M&A and capital markets transactions. Joe represents a wide range of public and private companies in mergers, acquisitions and divestitures, securities, capital markets, and other finance transactions. He also regularly counsels public companies and their boards on corporate governance, fiduciary, and disclosure matters as well as crisis management.

Joe was recognized by The American Lawyer as one of 2015’s Dealmakers of the Year for his representation of Archer Daniels Midland in its $1.3 billion sale of its global cocoa business to Olam International and its $440 million sale of its global chocolate business to Cargill. The 2015 recognition marked the third time in his career that he was recognized by The American Lawyer for this award. In 2011, Joe was recognized as a Dealmaker of the Year for his representation of General Motors in connection with its $23.1 billion IPO in 2010. He was also named a Dealmaker of the Year in 2008 for his representation of Sam Zell in the Tribune Company’s $8.2 billion going-private transaction in 2007. Since 2004, Chambers & Partners USA has named Joe one of the leading US lawyers in corporate and M&A law. He has also been recognized by many other organizations, including the Best Lawyers in America, Illinois Super Lawyers, Lawdragon Magazine, and the Leading Lawyers Network, which published a profile about his career in 2007.

Joe is an active patron of the arts, serving on the boards of the Art Institute of Chicago, the Richard H. Driehaus Museum, the Terra Foundation for American Art, the Milwaukee Art Museum, and several other museums and organizations. He is a member of the Trustees Council of the National Gallery of Art and the National Trust Council of the National Trust for Historic Preservation. Joe also serves on the boards of the Chicago Botanic Garden and the Kew Foundation, which supports the Royal Botanic Gardens, Kew.

Joe is a member of The Chicago Club and The Milwaukee Club.

  • Joe represents corporate clients in many large and sophisticated M&A, securities and corporate finance transactions.  While he works with clients across a broad array of industry sectors, he has deep experience in the industrial/manufacturing, aerospace and defense, government contracting, automotive, agriculture, food and beverage, energy, and financial industries. 
  • In December 2020, Joe represented Aerojet Rocketdyne (NYSE: AJRD) in connection with its entry into a definitive agreement relating to its sale to Lockheed Martin (NYSE: LMT) for $5.0 billion pursuant to an all-cash merger transaction.This transaction was subsequently terminated based upon failure to obtain required regulatory approvals. 
  • Joe regularly represents General Dynamics (NYSE: GD) in its major M&A and capital markets transactions. Among dozens of M&A transactions, he represented GD in its 2018 acquisition of publicly traded CSRA (NYSE: CSRA) for $9.7 billion, and its 2011 acquisitions of Vangent (NYSE: VANG) for $960 million and Force Protection (NYSE: FPVD) for $360 million.  Further, Joe has represented GD in its public offerings of over $22 billion of securities, including its $7.5 billion public debt offering in 2018 and its $4.0 billion public debt offering in 2020.  He also represents GD in its corporate governance, disclosure, and related matters.
  • Joe has represented General Motors (NYSE: GM) in a wide range of corporate and securities matters. In 2018, he represented GM in a $1.6 billion underwritten secondary offering of GM common stock by the UAW Retiree Medical Benefits Trust (VEBA).  In 2017, he represented GM in its $3.0 billion public offering of senior notes. In 2014, he represented GM in its $2.5 billion public offering of senior notes. In 2013 and 2014, he represented GM in a $4.5 billion Rule 144A offering of senior notes and the related $4.5 billion registered exchange offer. In 2013, he represented GM in a $1.7 billion underwritten secondary offering of GM common stock by the US Department of the Treasury and the UAW Retiree Medical Benefits Trust (VEBA) and a $175 million underwritten secondary offering of warrants to purchase GM common stock by the UAW Retiree Medical Benefits Trust (VEBA) through a modified "Dutch auction" process.  In 2012, Joe represented GM in its $5.5 billion negotiated share repurchase of GM common stock from the US Department of the Treasury.
  • In 2010, Joe represented GM in connection with its history-making $23.1 billion initial public offering — the then-largest IPO in global history.  In 2009, he represented GM in the Section 363 sale of substantially all of its assets to a newly formed entity sponsored by the US Treasury in connection with GM’s voluntary petitions for relief under Chapter 11 of the Bankruptcy Code, a transaction valued at over $50 billion.

Over the course of this career, Joe also has represented GM in a wide variety of matters, including the following:

  • 2007 $5.6 billion sale of Allison Transmission to The Carlyle Group and Onex Corporation (TSX: ONEXF).
  • 2007 offering of $1.5 billion of GM convertible debt securities.
  • 2003 split-off of Hughes Electronics from GM and the subsequent acquisition by News Corporation (NYSE: NWSA) of 34% of Hughes for $6.6 billion as part of transactions valued at over $17 billion and GM’s 2004 sale of $911 million of News Corporation Preferred ADSs in an underwritten public offering.
  • 2003 global offering of $17.9 billion of debt securities.
  • 2000 exchange offer of $9 billion of GM's Class H common stock for its $1-2/3 par value common stock.
  • 1999 $1.7 billion initial public offering of Delphi Automotive Systems (NYSE: DPH).
  • 1999 $9 billion spin-off of Delphi from GM.
  • 1997 $27 billion restructuring of GM's Hughes Electronics subsidiary (including the spin-off of Hughes Defense from GM followed by its merger with Raytheon (NYSE: RTN).
  • 1996 $28 billion split-off of EDS (NYSE: EDS).
  • In 2013 and 2014, Joe represented Archer Daniels Midland (NYSE: ADM) in its $1.3 billion sale of its global cocoa business to Olam International Limited (SP: OLAM) and its $440 million sale of its global chocolate business to Cargill Inc.
  • In 2007, Joe represented Sam Zell in an $8.2 billion going-private transaction involving the Tribune Company (NYSE: TPCO).
  • In 2006, he represented J.P. Morgan Securities in its role as financial advisor to WPS Resources in connection with WPS Resources’ $1.6 billion merger with Peoples Energy (NYSE: PGL).
  • Joe represented the Chicago Board of Trade in connection with a wide variety of corporate and securities law matters, including its 2005 restructuring and demutualization into a stock, for-profit company in a transaction involving a public offering of securities to CBOT members.  He also represented CBOT Holdings (the holding company for the Chicago Board of Trade) in its $200 million initial public offering later in 2005.
  • Additionally, Joe represented BP (NYSE: BP) in connection with certain significant transactions, including the 2000 and 2001 divestitures of its Alliance refinery and related assets in transactions valued at over $1.2 billion.
  • Joe also has represented various other corporate clients, including AAR Corp. (NYSE: AIR), Honeywell (NYSE: HON), Booz Allen Hamilton (NYSE: BAH), the Chicago Board Options Exchange (NYSE: CBOE), Aerojet Rocketdyne (NYSE: AJRD), Rocket Lab (Nasdaq: RKLB), Schneider Electric (NYSE: SBGSY), LGS Innovations and others, in M&A, corporate and securities law matters.

  • Illinois, 1992

  • University of Virginia School of Law, JD, 1992
  • Yale University, BA, 1987

  • Hon. Hubert L. Will, US District Court, Northern District of Illinois, 1992-1994

  • Lexology, Client Choice Award, M&A
  • American Lawyer, Dealmaker of the Year, 2008, 2011, 2015
  • The Best Lawyers in America, Mergers & Acquisitions Law, 2006-2022, 2024, 2026; Securities Law, 2006-2011
  • Chambers Global, Corporate/M&A, 2004 
  • Chambers USA, Corporate/M&A (Illinois), 2004-2026
  • Illinois Super Lawyers, Mergers and Acquisitions, 2005; 2007-2024
  • Lawdragon Magazine, 3000 Leading Lawyers in America, 2010; 500 Leading Lawyers in America, 2008, 2011, 2012, 2017, 2022; 500 Leading Dealmakers, 2007, 2021, 2026; 500 New Stars, New Worlds, 2006
  • Leading Lawyers Network, Mergers & Acquisitions Law, 2004-2019; Publicly Held Corporations Law,  2004-2019; Securities & Venture Finance Law, 2004-2019
  • Legal 500, M&A/Corporate and Commercial - M&A - Middle Market ($500M-999M), 2017-2021; Mergers, Acquisitions and Buyouts: M&A: Middle Market, 2008-2012, 2016; Leading Lawyer, 2010, 2011
  • National Law Journal, M&A and Antitrust Trailblazer, 2015
  • Who's Who Legal, Corporate Governance, 2015
  • Who's Who Legal Illinois, Capital Markets, 2007 and 2008; M&A, 2007 and 2008

Joe is active philanthropically and volunteers extensively in the community, primarily with organizations dedicated to the arts, culture and historic preservation. He is a member of the board of trustees of the Art Institute of Chicago. He also serves on the Committee on Applied Arts of Europe, the Committee on Arts of the Americas and the Committee on Textiles, as well as the Audit and Risk Committee and the Compensation and Benefits Committee, at the Art Institute of Chicago. Additionally, Joe is a trustee and chairs the board of the Terra Foundation for American Art. He serves as a trustee and president of the Layton Art Collection, which owns the founding art collection of the Milwaukee Art Museum. Joe is a trustee and chairs the board of Historic Deerfield, located in Massachusetts, and serves on the Boards of Directors of the Milwaukee Art Museum and the Richard H. Driehaus Museum. He also serves as a member of the boards of the Chicago Botanic Garden and the Kew Foundation, which supports the Royal Botanical Gardens, Kew. He is a member of the Trustees Council of the National Gallery of Art and the National Trust Council of the National Trust for Historic Preservation, as well as other historic preservation organizations. Joe serves as an emeritus member of the Board of Directors of the Landmarks Preservation Council of Illinois (now known as Landmarks Illinois), where he previously served as General Counsel on a pro bono basis. He also serves on the board of the Gold Coast Neighbors Association, a local community organization. Joe previously served as a member of the Board of Directors of the Chicago Lawyers’ Committee for Civil Rights Under Law.

  • Art Institute of Chicago, Member, Board of Trustees; Member, Committee on Applied Arts of Europe; Member, Committee on Arts of the Americas; Member, Committee on Textiles; Member, Audit and Risk Committee; Member, Compensation and Benefits Committee; Member, Deaccessions Committee
  • Chicago Botanic Garden; Member, Board of Directors
  • Chicago Lawyers’ Committee for Civil Rights Under Law, Member, Board of Directors, 2011-2012
  • Gold Coast Neighbors Association, Member, Board of Directors
  • Historic Deerfield, Inc., Chairman, Board of Trustees
  • Illinois Governor's Mansion Association, Member, Board of Directors; Chair, Visitor Experience Committee
  • Landmarks Preservation Council of Illinois (Landmarks Illinois), Member, Board of Directors, 2000-2006; emeritus member, 2018 to present; Pro Bono General Counsel, 2000-2002
  • Layton Art Collection, Member, Board of Trustees, and President
  • Milwaukee Art Museum, Member, Board of Directors and Executive Committee; Member, Board of Directors of American Arts Society
  • National Gallery of Art, Trustees Council
  • National Trust for Historic Preservation, Member, National Trust Council
  • Patrons of the Arts in the Vatican Museums, Member, Board of Directors, Illinois Chapter, 2008-2011
  • Royal Botanic Gardens, Kew, Member, Board of Directors, Kew Foundation, 2019-Present; Member, Board of Directors, Kew America Foundation, 2015-2018
  • The Richard Driehaus Museum, Member, Board of Directors
  • Terra Foundation for American Art, Chairman, Board of Trustees
  • The Chicago Club, Member
  • The Milwaukee Club, Member

  • American Bar Association
  • Illinois State Bar Association

Overview

Joseph Gromacki is a Co-Chair of Jenner & Block’s firmwide Corporate Practice and a Co-Chair of the Transactional Department. He also serves on the firm’s governing committee, the Policy Committee.

Joe has been recognized as one of the country's leading corporate lawyers. As a trusted advisor to Fortune 500 corporations, he is a highly experienced corporate attorney with a focus on complex M&A and capital markets transactions. Joe represents a wide range of public and private companies in mergers, acquisitions and divestitures, securities, capital markets, and other finance transactions. He also regularly counsels public companies and their boards on corporate governance, fiduciary, and disclosure matters as well as crisis management.

Joe was recognized by The American Lawyer as one of 2015’s Dealmakers of the Year for his representation of Archer Daniels Midland in its $1.3 billion sale of its global cocoa business to Olam International and its $440 million sale of its global chocolate business to Cargill. The 2015 recognition marked the third time in his career that he was recognized by The American Lawyer for this award. In 2011, Joe was recognized as a Dealmaker of the Year for his representation of General Motors in connection with its $23.1 billion IPO in 2010. He was also named a Dealmaker of the Year in 2008 for his representation of Sam Zell in the Tribune Company’s $8.2 billion going-private transaction in 2007. Since 2004, Chambers & Partners USA has named Joe one of the leading US lawyers in corporate and M&A law. He has also been recognized by many other organizations, including the Best Lawyers in America, Illinois Super Lawyers, Lawdragon Magazine, and the Leading Lawyers Network, which published a profile about his career in 2007.

Joe is an active patron of the arts, serving on the boards of the Art Institute of Chicago, the Richard H. Driehaus Museum, the Terra Foundation for American Art, the Milwaukee Art Museum, and several other museums and organizations. He is a member of the Trustees Council of the National Gallery of Art and the National Trust Council of the National Trust for Historic Preservation. Joe also serves on the boards of the Chicago Botanic Garden and the Kew Foundation, which supports the Royal Botanic Gardens, Kew.

Joe is a member of The Chicago Club and The Milwaukee Club.

Representative Matters

  • Joe represents corporate clients in many large and sophisticated M&A, securities and corporate finance transactions.  While he works with clients across a broad array of industry sectors, he has deep experience in the industrial/manufacturing, aerospace and defense, government contracting, automotive, agriculture, food and beverage, energy, and financial industries. 
  • In December 2020, Joe represented Aerojet Rocketdyne (NYSE: AJRD) in connection with its entry into a definitive agreement relating to its sale to Lockheed Martin (NYSE: LMT) for $5.0 billion pursuant to an all-cash merger transaction.This transaction was subsequently terminated based upon failure to obtain required regulatory approvals. 
  • Joe regularly represents General Dynamics (NYSE: GD) in its major M&A and capital markets transactions. Among dozens of M&A transactions, he represented GD in its 2018 acquisition of publicly traded CSRA (NYSE: CSRA) for $9.7 billion, and its 2011 acquisitions of Vangent (NYSE: VANG) for $960 million and Force Protection (NYSE: FPVD) for $360 million.  Further, Joe has represented GD in its public offerings of over $22 billion of securities, including its $7.5 billion public debt offering in 2018 and its $4.0 billion public debt offering in 2020.  He also represents GD in its corporate governance, disclosure, and related matters.
  • Joe has represented General Motors (NYSE: GM) in a wide range of corporate and securities matters. In 2018, he represented GM in a $1.6 billion underwritten secondary offering of GM common stock by the UAW Retiree Medical Benefits Trust (VEBA).  In 2017, he represented GM in its $3.0 billion public offering of senior notes. In 2014, he represented GM in its $2.5 billion public offering of senior notes. In 2013 and 2014, he represented GM in a $4.5 billion Rule 144A offering of senior notes and the related $4.5 billion registered exchange offer. In 2013, he represented GM in a $1.7 billion underwritten secondary offering of GM common stock by the US Department of the Treasury and the UAW Retiree Medical Benefits Trust (VEBA) and a $175 million underwritten secondary offering of warrants to purchase GM common stock by the UAW Retiree Medical Benefits Trust (VEBA) through a modified "Dutch auction" process.  In 2012, Joe represented GM in its $5.5 billion negotiated share repurchase of GM common stock from the US Department of the Treasury.
  • In 2010, Joe represented GM in connection with its history-making $23.1 billion initial public offering — the then-largest IPO in global history.  In 2009, he represented GM in the Section 363 sale of substantially all of its assets to a newly formed entity sponsored by the US Treasury in connection with GM’s voluntary petitions for relief under Chapter 11 of the Bankruptcy Code, a transaction valued at over $50 billion.

Over the course of this career, Joe also has represented GM in a wide variety of matters, including the following:

  • 2007 $5.6 billion sale of Allison Transmission to The Carlyle Group and Onex Corporation (TSX: ONEXF).
  • 2007 offering of $1.5 billion of GM convertible debt securities.
  • 2003 split-off of Hughes Electronics from GM and the subsequent acquisition by News Corporation (NYSE: NWSA) of 34% of Hughes for $6.6 billion as part of transactions valued at over $17 billion and GM’s 2004 sale of $911 million of News Corporation Preferred ADSs in an underwritten public offering.
  • 2003 global offering of $17.9 billion of debt securities.
  • 2000 exchange offer of $9 billion of GM's Class H common stock for its $1-2/3 par value common stock.
  • 1999 $1.7 billion initial public offering of Delphi Automotive Systems (NYSE: DPH).
  • 1999 $9 billion spin-off of Delphi from GM.
  • 1997 $27 billion restructuring of GM's Hughes Electronics subsidiary (including the spin-off of Hughes Defense from GM followed by its merger with Raytheon (NYSE: RTN).
  • 1996 $28 billion split-off of EDS (NYSE: EDS).
  • In 2013 and 2014, Joe represented Archer Daniels Midland (NYSE: ADM) in its $1.3 billion sale of its global cocoa business to Olam International Limited (SP: OLAM) and its $440 million sale of its global chocolate business to Cargill Inc.
  • In 2007, Joe represented Sam Zell in an $8.2 billion going-private transaction involving the Tribune Company (NYSE: TPCO).
  • In 2006, he represented J.P. Morgan Securities in its role as financial advisor to WPS Resources in connection with WPS Resources’ $1.6 billion merger with Peoples Energy (NYSE: PGL).
  • Joe represented the Chicago Board of Trade in connection with a wide variety of corporate and securities law matters, including its 2005 restructuring and demutualization into a stock, for-profit company in a transaction involving a public offering of securities to CBOT members.  He also represented CBOT Holdings (the holding company for the Chicago Board of Trade) in its $200 million initial public offering later in 2005.
  • Additionally, Joe represented BP (NYSE: BP) in connection with certain significant transactions, including the 2000 and 2001 divestitures of its Alliance refinery and related assets in transactions valued at over $1.2 billion.
  • Joe also has represented various other corporate clients, including AAR Corp. (NYSE: AIR), Honeywell (NYSE: HON), Booz Allen Hamilton (NYSE: BAH), the Chicago Board Options Exchange (NYSE: CBOE), Aerojet Rocketdyne (NYSE: AJRD), Rocket Lab (Nasdaq: RKLB), Schneider Electric (NYSE: SBGSY), LGS Innovations and others, in M&A, corporate and securities law matters.

Credentials

Admissions

  • Illinois, 1992

Education

  • University of Virginia School of Law, JD, 1992
  • Yale University, BA, 1987

Clerkships

  • Hon. Hubert L. Will, US District Court, Northern District of Illinois, 1992-1994

Service / Recognition

Awards

  • Lexology, Client Choice Award, M&A
  • American Lawyer, Dealmaker of the Year, 2008, 2011, 2015
  • The Best Lawyers in America, Mergers & Acquisitions Law, 2006-2022, 2024, 2026; Securities Law, 2006-2011
  • Chambers Global, Corporate/M&A, 2004 
  • Chambers USA, Corporate/M&A (Illinois), 2004-2026
  • Illinois Super Lawyers, Mergers and Acquisitions, 2005; 2007-2024
  • Lawdragon Magazine, 3000 Leading Lawyers in America, 2010; 500 Leading Lawyers in America, 2008, 2011, 2012, 2017, 2022; 500 Leading Dealmakers, 2007, 2021, 2026; 500 New Stars, New Worlds, 2006
  • Leading Lawyers Network, Mergers & Acquisitions Law, 2004-2019; Publicly Held Corporations Law,  2004-2019; Securities & Venture Finance Law, 2004-2019
  • Legal 500, M&A/Corporate and Commercial - M&A - Middle Market ($500M-999M), 2017-2021; Mergers, Acquisitions and Buyouts: M&A: Middle Market, 2008-2012, 2016; Leading Lawyer, 2010, 2011
  • National Law Journal, M&A and Antitrust Trailblazer, 2015
  • Who's Who Legal, Corporate Governance, 2015
  • Who's Who Legal Illinois, Capital Markets, 2007 and 2008; M&A, 2007 and 2008

Community

Joe is active philanthropically and volunteers extensively in the community, primarily with organizations dedicated to the arts, culture and historic preservation. He is a member of the board of trustees of the Art Institute of Chicago. He also serves on the Committee on Applied Arts of Europe, the Committee on Arts of the Americas and the Committee on Textiles, as well as the Audit and Risk Committee and the Compensation and Benefits Committee, at the Art Institute of Chicago. Additionally, Joe is a trustee and chairs the board of the Terra Foundation for American Art. He serves as a trustee and president of the Layton Art Collection, which owns the founding art collection of the Milwaukee Art Museum. Joe is a trustee and chairs the board of Historic Deerfield, located in Massachusetts, and serves on the Boards of Directors of the Milwaukee Art Museum and the Richard H. Driehaus Museum. He also serves as a member of the boards of the Chicago Botanic Garden and the Kew Foundation, which supports the Royal Botanical Gardens, Kew. He is a member of the Trustees Council of the National Gallery of Art and the National Trust Council of the National Trust for Historic Preservation, as well as other historic preservation organizations. Joe serves as an emeritus member of the Board of Directors of the Landmarks Preservation Council of Illinois (now known as Landmarks Illinois), where he previously served as General Counsel on a pro bono basis. He also serves on the board of the Gold Coast Neighbors Association, a local community organization. Joe previously served as a member of the Board of Directors of the Chicago Lawyers’ Committee for Civil Rights Under Law.

  • Art Institute of Chicago, Member, Board of Trustees; Member, Committee on Applied Arts of Europe; Member, Committee on Arts of the Americas; Member, Committee on Textiles; Member, Audit and Risk Committee; Member, Compensation and Benefits Committee; Member, Deaccessions Committee
  • Chicago Botanic Garden; Member, Board of Directors
  • Chicago Lawyers’ Committee for Civil Rights Under Law, Member, Board of Directors, 2011-2012
  • Gold Coast Neighbors Association, Member, Board of Directors
  • Historic Deerfield, Inc., Chairman, Board of Trustees
  • Illinois Governor's Mansion Association, Member, Board of Directors; Chair, Visitor Experience Committee
  • Landmarks Preservation Council of Illinois (Landmarks Illinois), Member, Board of Directors, 2000-2006; emeritus member, 2018 to present; Pro Bono General Counsel, 2000-2002
  • Layton Art Collection, Member, Board of Trustees, and President
  • Milwaukee Art Museum, Member, Board of Directors and Executive Committee; Member, Board of Directors of American Arts Society
  • National Gallery of Art, Trustees Council
  • National Trust for Historic Preservation, Member, National Trust Council
  • Patrons of the Arts in the Vatican Museums, Member, Board of Directors, Illinois Chapter, 2008-2011
  • Royal Botanic Gardens, Kew, Member, Board of Directors, Kew Foundation, 2019-Present; Member, Board of Directors, Kew America Foundation, 2015-2018
  • The Richard Driehaus Museum, Member, Board of Directors
  • Terra Foundation for American Art, Chairman, Board of Trustees
  • The Chicago Club, Member
  • The Milwaukee Club, Member

Service to the Bar

  • American Bar Association
  • Illinois State Bar Association

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