Djordje Petkoski

Djordje Petkoski


Djordje has broad antitrust experience focusing on antitrust litigation, government investigations, and strategic counseling. Clients look to Djordje to manage complex antitrust proceedings and to develop and execute legal strategy, including as coordinating counsel on major multinational matters.

Djordje has represented clients in bet-the-company litigations spanning price-fixing and monopolization claims. He is also a leading cartel lawyer and has represented over two dozen corporate and individual clients in cartel investigations by the U.S. Department of Justice and enforcers in other jurisdictions. He has served as lead counsel for corporate clients involved in civil class actions that follow Department of Justice investigations.

Djordje’s individual clients have included chief executives and senior sales and pricing executives accused of criminal antitrust violations, including price-fixing and alleged “no-poach” agreements.

Djordje regularly counsels clients on a variety of antitrust and competition matters, including mergers and acquisitions, joint ventures, and various business practices.

Djordje has written extensively on antitrust and compliance issues, served as a panelist on these issues at American Bar Association events and taught classes on antitrust and compliance at the Wharton Business School, including executive education courses attended by Fortune 500 compliance officers and senior risk managers.


Representative matters

Large Japanese manufacturer in a Department of Justice criminal investigation of pricing practices and related conduct.

Leading U.S. technology company in a Sherman Act Section 2 lawsuit by a failed competitor.

Chief executive officer of a health care company in an antitrust grand jury investigation related to alleged “no-poach” agreements.

Fortune 25 company in $8 billion acquisition.

Leading Japanese manufacturer in a Department of Justice criminal investigation and national class actions alleging price-fixing and related conduct

Large U.S. manufacturing company in Department of Justice criminal and civil investigations related to hiring practices.

Leading commodity company in Department of Justice investigation of alleged information exchanges.

Large U.S. multinational company on enterprise-wide antitrust issues.

Leading U.S. consumer goods company on a series of high-profile strategic partnerships, joint ventures, and acquisitions over a period spanning several years.

European financial services company in Department of Justice grand jury investigation of trader communications.

U.S. financial services company in an antitrust grand jury investigation related to alleged “no-poach” agreements.

Japanese manufacturing company on global restructuring of joint ventures with European partner.

Japanese multinational on a series of acquisitions of U.S. targets.

Government of Japan as amicus in Ninth Circuit appeal relating to Fukushima nuclear accident.

Fortune 50 company in internal investigation relating to alleged theft of trade secrets.

Plaintiff in a multi-district class action against major U.S. food distributor alleging RICO and other violations.


  • Selected for the “40 and Under Hot List,” Benchmark Litigation, 2017-2018



Washington, DC, 2007


United States Court of Appeals for the District of Columbia Circuit, 2023


B.A., University of Virginia, 2002
J.D., Harvard University, 2005


Serbian, Croatian, Macedonian, Russian
A&O Shearman was formed on May 1, 2024 by the combination of Shearman & Sterling LLP and Allen & Overy LLP and their respective affiliates (the legacy firms). Any matters referred to above may include matters undertaken by one or more of the legacy firms rather than A&O Shearman.