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Profile Picture

Mairi McMartin

Mairi
McMartin

Associate Attorney

CONTACT INFO

mmcmartin@gibsondunn.com

TEL:+32 2 554 72 29

FAX:+32 2 554 70 33

Brussels

Avenue Louise 480, 1050 Brussels, Belgium

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PRACTICE

Antitrust and Competition International Trade National Security

BIOGRAPHY

Mairi McMartin is a senior antitrust lawyer based in the London and Brussels offices of Gibson, Dunn & Crutcher and a member of the firm’s Antitrust and Competition Group. She is a member of the bar of England and Wales and the Brussels bar.

She has over 15 years of experience advising on a wide range of antitrust issues, including merger control, vertical and horizontal arrangements and cartel investigations, before the European Commission as well as national competition authorities in Europe and beyond. She has particular experience in the payments, healthcare, digital, consumer products and chemicals industries.  She also advises on foreign direct investment regulation.

Prior to joining Gibson Dunn Ms. McMartin trained at a leading UK law firm in London and worked for 15 years at the Brussels offices of two UK magic circle firms.

She has advised on many high profile transactions and conduct investigations over the years, including a multinational pharmaceutical company in relation to a proposed game-changing global deal, Visa on a number of its Multilateral Interchange Fee investigations and follow-on litigation, Volkswagen in relation to its acquisition of MAN, and Solvay on a number of strategic acquisitions . She has also advised several clients in the healthcare, financial services, music and technology sectors in relation to a broad range of behavioral issues as well as procedural issues concerning appeals before the EU courts.

Ms McMartin writes extensively on a wide range of topics concerning EU and global antitrust law and policy and is considered a thought leader. She has unique knowledge and perspective on antitrust developments globally.

Ms. McMartin graduated from the University of Glasgow, Scotland in 2001, having completed her Erasmus studies at the Freie Universität in Berlin. She received a Postgraduate diploma in EU competition law from King’s College London in 2007.

Ms. McMartin is a native English speaker, fluent in German and also proficient in Dutch and French.

EDUCATION

King's College London - University of London - 2008 Postgrad EU Competition Law

Oxford Institute of Legal Practice - 2004 Legal Practice Course

University of Glasgow - 2001 Bachelor of Laws (LL.B.)

ADMISSIONS

Belgium - Barreau de Bruxelles

England & Wales - Solicitor

RECENT PUBLICATIONS

Client Alert - April 5, 2022 | CMA Stops the Show: Cargotec Deal Abandoned as UK Blocks After EU Clearance
Client Alert - March 28, 2022 | EU Regulation of Digital Gatekeeper Platforms Set to Be Adopted
Article - January 14, 2022 | Private Equity in the UK (England and Wales): Overview
Client Alert - October 7, 2021 | UK CMA Adopts Green Claims Code and Consults on Environmental Sustainability: Time for a Compliance Review
Client Alert - September 8, 2021 | UK Government Issues Further Updates on National Security Regime: A Comprehensive State of Play for Investors
Client Alert - August 24, 2021 | Merricks v Mastercard: UK’s Competition Appeal Tribunal Allows First Ever Opt-Out Class Action
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