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John Terzaken, Leading Antitrust Litigator and Former Prosecutor, Joins Simpson Thacher

08.29.17

Simpson Thacher & Bartlett LLP announced today that John Terzaken, a leading antitrust litigator and former federal prosecutor, has joined the Firm’s Litigation Department as a Partner in the Washington, D.C. office.

John has had a distinguished career in both the Department of Justice and in private practice. He was Co-Head of the Global Competition Practice and Head of the D.C. Investigations and Litigation Practice at Allen & Overy. John represents domestic and international clients in government enforcement and private litigation of cartel and other alleged antitrust violations, market sector investigations and antitrust compliance, encompassing all major industry sectors, including financial institutions, pharmaceutical, professional services, manufacturing, energy, shipping, food and beverage and many others.

From 2010 to 2012, John held a leading position in the DOJ’s Antitrust Division as Director of Criminal Enforcement, where he oversaw the Division’s criminal enforcement nationwide. His range of responsibilities included presiding over some of the largest global cartel investigations ever undertaken by the DOJ. He also served as the Division’s chief liaison with domestic and international law enforcement authorities, as well as the Financial Fraud Coordinator for inter-agency prosecutions and investigations. John earned awards of distinction from the Attorney General of the United States and the Assistant Attorney General for the Antitrust Division.

“John will be an excellent addition to our premier antitrust practice,” said Bill Dougherty, Chairman of Simpson Thacher’s Executive Committee. “His broad range of experience adds further depth to our ability to assist clients with their most complex antitrust matters. We are delighted to welcome him to the Firm.”

“John has outstanding experience successfully handling a wide range of high-profile antitrust matters,” said Jon Youngwood, Co-Chair of Simpson Thacher’s Litigation Department. “His broad-gauged experience and leadership in both the public and private sectors will be extremely beneficial to our clients and will further add to our talented bench of former enforcement attorneys, prosecutors and trial lawyers from the FTC, DOJ and SEC.”

“I am very pleased to join Simpson Thacher,” said John Terzaken. “I look forward to advising clients on high-stakes disputes and sensitive investigations as part of the Firm’s terrific antitrust and government investigations team.”

In 2000, John earned his J.D. from University of Virginia School of Law, where he was on the Editorial Board of the Virginia Law Review. He received a B.A., magna cum laude, from American University in 1996.

Companies across a variety of industries rely on Simpson Thacher’s premier Competition Practice for every aspect of their global antitrust needs. The Firm’s experience in criminal and civil antitrust matters, as well as in FTC administrative proceedings, has shaped antitrust law through cutting-edge legal arguments on issues such as monopolization, price fixing and tying claims. The Firm has handled numerous government investigations, many of which involve multiple regulatory authorities from different regions of the world. In addition, clients rely on the Firm’s antitrust and competition lawyers in obtaining clearance for hundreds of transactions reviewed in the U.S. and EU, and in managing and coordinating merger reviews in other jurisdictions. The Firm has successfully represented clients in numerous Second Request antitrust investigations by the FTC, DOJ and state attorneys general across the U.S.