LAWYER PROFILE
Mark Rosman

Mark Rosman

Global 2026

Chambers ranking badge
Chambers ranking badge

Ranked in 1 practice area

About

Provided by Proskauer Rose LLP

Practice Areas

Mark is a first-chair trial lawyer with more than 30 years of experience litigating in both the public and private sectors. He also has extensive experience handling Foreign Corrupt Practices Act (FCPA) violations, fraud investigations, bribery, obstruction of justice and kickbacks. Mark has served as lead lawyer in many prominent government enforcement actions as well.

Mark previously served as Assistant Chief of the Washington Criminal Section in the DOJ’s Antitrust Division, where he oversaw teams of trial attorneys and law enforcement agents who prosecuted numerous cartel cases and related violations. He also served as Special Assistant to the Directors of Enforcement in the Antitrust Division’s Office of Operations, where he assisted Directors and Deputy Assistant Attorneys General in criminal matters and merger and civil non-merger cases. Mark also worked on many cases involving amnesty, recommended indictments, plea agreements, immunity, investigations, and case development.

Mark is a prolific speaker and author on antitrust law topics, including cartel investigations and enforcement, as well as criminal and civil litigation and investigations.

Chambers Review

Provided by Chambers

Chambers Global Guide

Antitrust: Cartel - USA

Band 1
Band 1

Individual Editorial
Mark Rosman of Proskauer Rose LLP has a superb practice handling complex investigations by enforcement agencies. He often acts in cartel cases concerning the consumer and healthcare sectors.

Strengths

Provided by Chambers

  • Mark is very intelligent and extremely thoughtful.

    Antitrust: CartelChambers Global Guide
  • Mark is an astute tactician. He understands the DOJ exceptionally well.

    Antitrust: CartelChambers Global Guide

Ranked Individuals at Proskauer Rose LLP (41)

Brazil

  • Profile image of Antonio Piccirillo
    Antonio Piccirillo

    Banking & Finance (International Firms)

    View profile

China

  • Profile image of Yuval Tal
    Yuval Tal

    Corporate/M&A: Hong Kong-based (International Firms)

    View profile

France

Latin America - International Counsel

UK

USA

What success is built on

Chambers is the leading data and intelligence partner for the legal sector.

Explore thought leadership