LAWYER PROFILE
Matthew Tabas

Matthew Tabas

USA 2026

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Ranked in 1 practice area

About

Provided by Arnold & Porter

Practice Areas

Matt Tabas has extensive experience handling clients' most complex antitrust issues. His practice focuses on government reviews of mergers and acquisitions, antitrust litigation, civil government investigations, and antitrust counseling. In particular, he represents clients in all phases of merger clearance, before the U.S. Department of Justice's Antitrust Division, the Federal Trade Commission (FTC), state antitrust enforcement authorities, as well as before federal courts in litigated challenges by the government. He also frequently represents clients in high-stakes civil antitrust litigation.

Matt regularly represents clients in a wide range of industries, including healthcare, life sciences, medical devices, technology, media and entertainment, telecommunications, semiconductors, consumer products, food, and retail.

Prior to joining the firm, Matt served as a counsel to the director in the FTC's Bureau of Competition where he advised two Bureau of Competition Directors on antitrust issues affecting the healthcare, life sciences, technology, and chemical industries. Matt also worked as an attorney in the Mergers IV Division of the FTC, where, among other assignments, he led merger investigations into the mergers of healthcare providers.

Personal

J.D., St. John's University School of Law, 2008; A.B., Colby College, 2003, cum laude

Chambers Review

Provided by Chambers

Chambers Guide to the USA

Antitrust - District of Columbia

Band 5
Band 5

Individual Editorial

Matthew Tabas is a talented practitioner noted for his work across transactional matters. He is particularly well-versed in advising clients in the healthcare sector.

Strengths

Provided by Chambers

  • Matt keeps up with the ever-changing antitrust landscape.

    AntitrustChambers Guide to the USA
  • Matt is incredibly responsive, pragmatic and knowledgeable.

    AntitrustChambers Guide to the USA
  • Matt is strong in his subject matter and does amazing work for our business. His client service is exceptional.

    AntitrustChambers Guide to the USA
  • Matt is a very experienced merger lawyer with a lot of agency insight.

    AntitrustChambers Guide to the USA

Ranked Individuals at Arnold & Porter (170)

California

Colorado

District of Columbia

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