Thomas Ensign

Biography

Tom appears regularly before the US Department of Justice (DOJ), the Federal Trade Commission (FTC), and State Attorneys General Offices.

He often represents clients in Hart-Scott-Rodino Act reviews of mergers and acquisitions, and in civil and criminal antitrust investigations of alleged anticompetitive conduct.

Tom also advises a wide range of clients on antitrust issues, including intellectual property agreements, distribution arrangements, joint ventures and other competitor collaborations, and pre-merger notification requirements in the United States and international jurisdictions.

Tom has significant experience in a variety of industries, including aerospace, aggregates, agriculture, air cargo, airlines, aquaculture, biotechnology, chemicals, computer, counterterrorism products, dairy, defense, food and beverages, health care and hospitals, industrial gases, life sciences, medical devices, medical imaging, metals, music, natural gas, pharmaceuticals, private equity, radio, satellite telecommunications, semiconductors, software, steel, stock exchange, transportation, timber and vitamins.

Tom participates in the American Bar Association’s leadership and is currently co-chair of the ABA’s Antitrust Section’s Pricing Conduct Committee. He was formerly a vice chair of the ABA Antitrust Section’s State Antitrust Enforcement Committee and Programs and Teleseminars Committee. Tom is also ranked among the leading antitrust lawyers in the United States in several prominent directories, including Chambers & Partners, which provide recommendations based on the opinions of fellow lawyers and clients. Tom has also been selected by Who’s Who Legal since 2022 for being recognized by peers and clients as one of the world’s leading antitrust and competition practitioners.

Source: Fenwick & West LLP

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Thomas Ensign

Partner

Fenwick & West LLP

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