LAWYER PROFILE
William Stallings

William Stallings

USA 2026

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Ranked in 1 practice area

About

Provided by Mayer Brown LLP

Practice Areas

William H. Stallings advises clients on domestic and global merger reviews, government investigations, cartels, litigation (including class actions), and government procurement matters. He regularly appears before the U.S. Department of Justice and the Federal Trade Commission.

Bill previously spent 17 years at the US DOJ’s Antitrust Division, where he held several key roles, including Chief of the Transportation, Energy, and Agriculture Section. Bill had responsibility for second request merger reviews, civil conduct investigations, and litigating cases in industries such as airlines, oilfield chemicals and services, meatpacking, shipping, agricultural products, energy generation and distribution, and financial services.

Chambers Review

Provided by Chambers

Chambers Guide to the USA

Antitrust - District of Columbia

Band 3
Band 3

Individual Editorial

William Stallings handles a wide range of antitrust litigation for aviation, manufacturing and automotive companies. He also guides clients through antitrust aspects of corporate transactions.

Strengths

Provided by Chambers

  • Bill Stallings is smart and pragmatic. He knows how to communicate detail and nuance to both lawyers and business people.

    AntitrustChambers Guide to the USA
  • Bill's deep knowledge of antitrust and how to work with regulators is highly valued.

    AntitrustChambers Guide to the USA
  • Bill does a phenomenal job of treating each client like they are the most important client. Bill has learned the ins and outs to best advise us in a specialized and niche industry.

    AntitrustChambers Guide to the USA

Ranked Individuals at Mayer Brown LLP (182)

California

California: Northern

District of Columbia

Illinois

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