John Terzaken

John Terzaken

[email protected]

John Terzaken is a partner in Simpson Thacher & Bartlett LLP’s litigation department. He advises US and international clients involved in domestic and cross-border antitrust and other regulatory investigations and litigation. His practice spans government enforcement and private litigation of cartel and other antitrust infringements, market sector investigations and general antitrust compliance, across all industry sectors.

Previously, John was director of criminal enforcement at the US Department of Justice (DOJ), Antitrust Division, where he had management responsibility for the Division’s criminal investigations and litigation nationwide. During his tenure with the Antitrust Division, John investigated, litigated and presided over some of the largest global cartel investigations undertaken by the DOJ. He also served as the Division’s primary liaison with state, federal and foreign law enforcement authorities, and as the Division’s financial fraud coordinator for inter-agency prosecutions, investigations and information sharing. John’s DOJ service earned him awards of distinction from the Attorney General of the United States and the Assistant Attorney General for the Antitrust Division.

Content from this contributor


The Cartels and Leniency Review

Edition 9

Cartels are a surprisingly persistent feature of economic life. The temptation to rig the game in one’s favour is constant, particularly when demand conditions are weak and the product in question is an undifferentiated commodity. Corporate compliance programmes are useful but inherently limited, as managers may come to see their personal interests as divergent from those of the corporation.

Get unlimited access to all The Law Reviews content