LAWYER PROFILE
John M Majoras

John M Majoras

USA 2026

Chambers ranking badge
Chambers ranking badge

Ranked in 2 practice areas

About

Provided by Jones Day

Career

Co-leader of Jones Day's Business & Tort Litigation Practice, John Majoras focuses his practice on antitrust issues, including government challenges to mergers, class actions, and individual plaintiffs alleging single firm and horizontal conduct. A go-to trial counsel for defending mergers from antitrust challenges, John frequently advises clients on responding to international cartel investigations and defending the class action litigation that typically follows. Clients in the pharmaceutical, credit card, paper, packaged ice, marine hose, satellite radio, auto parts, waste hauling, transportation, health insurance, consumer products and other industries have relied on John to defend and try their antitrust cases.

Chambers Review

Provided by Chambers

Chambers Guide to the USA

Antitrust: Litigation Specialists - District of Columbia

Band 2
Band 2

Individual Editorial
John Majoras is an accomplished antitrust attorney looked to by multinational corporations for his abilities in litigated merger challenges. He also skillfully counsels clients in cartel investigations and manages any ensuing follow-on litigation.

Antitrust: Cartel - USA - Nationwide

Band 3
Band 3

Individual Editorial
John Majoras is a highly regarded litigator noted for his comprehensive antitrust practice. He defends large corporations from a variety of industries in merger challenges. He also turns his hand to cartel matters and related follow-on litigation.

Strengths

Provided by Chambers

  • John is a skilled litigator who presents complex issues in a thoughtful and clear manner.

    Antitrust: Litigation SpecialistsChambers Guide to the USA
  • John is fantastic and very well-rounded with a robust practice.

    Antitrust: Litigation SpecialistsChambers Guide to the USA
  • John is deeply experienced in presenting before courts effectively. He communicates with clarity about key issues in an effective way.

    Antitrust: Litigation SpecialistsChambers Guide to the USA
  • John is deeply experienced in presenting before courts effectively. He communicates with clarity about key issues in an effective way.

    Antitrust: CartelChambers Guide to the USA
  • John is a skilled litigator who presents complex issues in a thoughtful and clear manner.

    Antitrust: CartelChambers Guide to the USA
  • John is fantastic and very well-rounded, with a robust practice.

    Antitrust: CartelChambers Guide to the USA

Ranked Individuals at Jones Day (227)

California

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