Sasha Polonyk helps clients with their significant transactions and investments. Sasha has advised clients in domestic and cross-border public and private transactions, on the buy-side and sell-side, including mergers, stock and asset purchases, carve-out transactions, restructurings, as well as joint ventures, strategic alliances and venture financings. He also counsels clients on compliance and corporate governance matters.

Sasha represents a wide range of public and private companies, as well as investors and founders in a variety of industries, including life sciences, energy, telecommunications, technology, consumer goods, farming and manufacturing. Sasha has significant experience with businesses operating in emerging markets in Eastern Europe. Before joining Jenner & Block, he practiced law at a top-tier law firm in Ukraine. Sasha is fluent in Ukrainian and Russian.

Representative Matters

  • Represented Albertsons Companies, Inc. in its announced merger with Kroger valued at $25 billion and its announced $2.4 billion asset sale to C&S Wholesale Grocers LLC in connection with the proposed merger with Kroger. Both transactions were terminated following an adverse regulatory ruling. 

Credentials

  • New York, 2018

  • New York University School of Law, LLM, Corporate Law, 2017
  • Utrecht University School of Law, LLM, International Business Law and Globalization, 2010
  • Kyiv International University, LLB, graduated with distinction, International Law, 2008

Service / Recognition

  • Lawdragon, 500 Leading Dealmakers in America, 2026

  • American Bar Association, Member, 2016-present

Sasha Polonyk helps clients with their significant transactions and investments. Sasha has advised clients in domestic and cross-border public and private transactions, on the buy-side and sell-side, including mergers, stock and asset purchases, carve-out transactions, restructurings, as well as joint ventures, strategic alliances and venture financings. He also counsels clients on compliance and corporate governance matters.

Sasha represents a wide range of public and private companies, as well as investors and founders in a variety of industries, including life sciences, energy, telecommunications, technology, consumer goods, farming and manufacturing. Sasha has significant experience with businesses operating in emerging markets in Eastern Europe. Before joining Jenner & Block, he practiced law at a top-tier law firm in Ukraine. Sasha is fluent in Ukrainian and Russian.

  • Represented Albertsons Companies, Inc. in its announced merger with Kroger valued at $25 billion and its announced $2.4 billion asset sale to C&S Wholesale Grocers LLC in connection with the proposed merger with Kroger. Both transactions were terminated following an adverse regulatory ruling. 

  • New York, 2018

  • New York University School of Law, LLM, Corporate Law, 2017
  • Utrecht University School of Law, LLM, International Business Law and Globalization, 2010
  • Kyiv International University, LLB, graduated with distinction, International Law, 2008

  • Lawdragon, 500 Leading Dealmakers in America, 2026

  • American Bar Association, Member, 2016-present

Overview

Sasha Polonyk helps clients with their significant transactions and investments. Sasha has advised clients in domestic and cross-border public and private transactions, on the buy-side and sell-side, including mergers, stock and asset purchases, carve-out transactions, restructurings, as well as joint ventures, strategic alliances and venture financings. He also counsels clients on compliance and corporate governance matters.

Sasha represents a wide range of public and private companies, as well as investors and founders in a variety of industries, including life sciences, energy, telecommunications, technology, consumer goods, farming and manufacturing. Sasha has significant experience with businesses operating in emerging markets in Eastern Europe. Before joining Jenner & Block, he practiced law at a top-tier law firm in Ukraine. Sasha is fluent in Ukrainian and Russian.

Representative Matters

  • Represented Albertsons Companies, Inc. in its announced merger with Kroger valued at $25 billion and its announced $2.4 billion asset sale to C&S Wholesale Grocers LLC in connection with the proposed merger with Kroger. Both transactions were terminated following an adverse regulatory ruling. 

Credentials

Admissions

  • New York, 2018

Education

  • New York University School of Law, LLM, Corporate Law, 2017
  • Utrecht University School of Law, LLM, International Business Law and Globalization, 2010
  • Kyiv International University, LLB, graduated with distinction, International Law, 2008

Service / Recognition

Awards

  • Lawdragon, 500 Leading Dealmakers in America, 2026

Service to the Bar

  • American Bar Association, Member, 2016-present

Sasha Polonyk helps clients with their significant transactions and investments. Sasha has advised clients in domestic and cross-border public and private transactions, on the buy-side and sell-side, including mergers, stock and asset purchases, carve-out transactions, restructurings, as well as joint ventures, strategic alliances and venture financings. He also counsels clients on compliance and corporate governance matters.

Sasha represents a wide range of public and private companies, as well as investors and founders in a variety of industries, including life sciences, energy, telecommunications, technology, consumer goods, farming and manufacturing. Sasha has significant experience with businesses operating in emerging markets in Eastern Europe. Before joining Jenner & Block, he practiced law at a top-tier law firm in Ukraine. Sasha is fluent in Ukrainian and Russian.

Representative Matters

  • Represented Albertsons Companies, Inc. in its announced merger with Kroger valued at $25 billion and its announced $2.4 billion asset sale to C&S Wholesale Grocers LLC in connection with the proposed merger with Kroger. Both transactions were terminated following an adverse regulatory ruling. 

Credentials

  • New York, 2018

  • New York University School of Law, LLM, Corporate Law, 2017
  • Utrecht University School of Law, LLM, International Business Law and Globalization, 2010
  • Kyiv International University, LLB, graduated with distinction, International Law, 2008

Service / Recognition

  • Lawdragon, 500 Leading Dealmakers in America, 2026

  • American Bar Association, Member, 2016-present

Sasha Polonyk helps clients with their significant transactions and investments. Sasha has advised clients in domestic and cross-border public and private transactions, on the buy-side and sell-side, including mergers, stock and asset purchases, carve-out transactions, restructurings, as well as joint ventures, strategic alliances and venture financings. He also counsels clients on compliance and corporate governance matters.

Sasha represents a wide range of public and private companies, as well as investors and founders in a variety of industries, including life sciences, energy, telecommunications, technology, consumer goods, farming and manufacturing. Sasha has significant experience with businesses operating in emerging markets in Eastern Europe. Before joining Jenner & Block, he practiced law at a top-tier law firm in Ukraine. Sasha is fluent in Ukrainian and Russian.

  • Represented Albertsons Companies, Inc. in its announced merger with Kroger valued at $25 billion and its announced $2.4 billion asset sale to C&S Wholesale Grocers LLC in connection with the proposed merger with Kroger. Both transactions were terminated following an adverse regulatory ruling. 

  • New York, 2018

  • New York University School of Law, LLM, Corporate Law, 2017
  • Utrecht University School of Law, LLM, International Business Law and Globalization, 2010
  • Kyiv International University, LLB, graduated with distinction, International Law, 2008

  • Lawdragon, 500 Leading Dealmakers in America, 2026

  • American Bar Association, Member, 2016-present

Overview

Sasha Polonyk helps clients with their significant transactions and investments. Sasha has advised clients in domestic and cross-border public and private transactions, on the buy-side and sell-side, including mergers, stock and asset purchases, carve-out transactions, restructurings, as well as joint ventures, strategic alliances and venture financings. He also counsels clients on compliance and corporate governance matters.

Sasha represents a wide range of public and private companies, as well as investors and founders in a variety of industries, including life sciences, energy, telecommunications, technology, consumer goods, farming and manufacturing. Sasha has significant experience with businesses operating in emerging markets in Eastern Europe. Before joining Jenner & Block, he practiced law at a top-tier law firm in Ukraine. Sasha is fluent in Ukrainian and Russian.

Representative Matters

  • Represented Albertsons Companies, Inc. in its announced merger with Kroger valued at $25 billion and its announced $2.4 billion asset sale to C&S Wholesale Grocers LLC in connection with the proposed merger with Kroger. Both transactions were terminated following an adverse regulatory ruling. 

Credentials

Admissions

  • New York, 2018

Education

  • New York University School of Law, LLM, Corporate Law, 2017
  • Utrecht University School of Law, LLM, International Business Law and Globalization, 2010
  • Kyiv International University, LLB, graduated with distinction, International Law, 2008

Service / Recognition

Awards

  • Lawdragon, 500 Leading Dealmakers in America, 2026

Service to the Bar

  • American Bar Association, Member, 2016-present

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