Ranked in 2 Practice Areas
S

Senior Statespeople

Antitrust: Cartel

USA - Nationwide

11 Years Ranked

S

Senior Statespeople

Antitrust

District of Columbia

22 Years Ranked

Ranked in Guides

About

Provided by Mark Leddy

USA

Practice Areas

US and European antitrust law, including civil and criminal litigation, analysis of competitive issues in mergers and acquisitions, and appearances before antitrust regulatory agencies and the U.S. federal courts.

Career

Joined firm as partner, 1986. Resident in firm’s Brussels office (1991-94). US Department of Justice (1972-86); Deputy Assistant Attorney General (1984-86). JD, Boston College Law School (1971); BA, Boston College (1968).

Professional Memberships

Massachusetts and DC Bars; U.S. Supreme Court and various circuit courts of appeal.

Chambers Review

Provided by Chambers

USA

Antitrust: Cartel - USA - Nationwide
S
Senior Statespeople

Mark Leddy is commended for his representation of a broad array of prominent clients in competition disputes. His previous DOJ experience bolsters his ability to handle cartel investigations.


Antitrust - District of Columbia
S
Senior Statespeople

Mark Leddy is a highly regarded practitioner commended for his skills in sophisticated clearance proceedings for clients spanning an array of industry sectors. He is also particularly commended for his expertise in global cartel investigations and follow-on litigation.

Strengths

Provided by Chambers

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