Mairi McMartin

Mairi McMartin

Belgium, Brussels
Senior Legal Counsel at Gibson, Dunn & Crutcher
Profession: Attorney / Solicitor, Lawyer
Industry: Competition, Law Practice


I am a senior antitrust lawyer at Gibson Dunn. I am UK qualified and a member of Brussels bar. I have bee advising on antitrust issues, including merger control, vertical and horizontal arrangements and cartel investigations for over 15 years. I also advise on UK National Security review and on FDI control. Previously, I was a Managing Associate and Professional Support Lawyer at Linklaters. I wrote extensively on a broad range of antitrust topics and advised the practice on developments.


English, German, Dutch, French


AntitrustMerger ControlLitigationCompliance ProgrammesCompetition Policy


Gibson, Dunn & Crutcher

Senior Legal Counsel at Gibson, Dunn & Crutcher

May 2021 - Present • Brussels , Belgium

I am a senior associate in the Antitrust and Competition Group. I am based in London and Brussels and advise on all areas of EU and UK competition law.
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