Ranked in 2 Practice Areas
1

Band 1

Competition/European Law

Italy

19 Years Ranked

2

Band 2

TMT: Telecommunications

Italy

17 Years Ranked

About

Provided by Marco D'Ostuni

Europe

Practice Areas

Marco has assisted large multinational companies in complex competition law matters, proceedings and litigation before European and national competition authorities, in European courts and in Italian civil and administrative courts. He also deals with European and Italian regulation of telecommunications, energy and media.

Career

Marco D'Ostuni joined the Firm as Partner in 2024. Since 2025 he is Head of the "European Law & Antitrust" Practice Area.

Professional Memberships

Member of the Roma Bar (Italy), 2001

Admitted to New York State Bar, 2003

Admitted to practice before the Supreme Court, Italy, 2013

Chambers Review

Provided by Chambers

Chambers European Guide

Competition/European Law - Italy

1
Band 1
Individual Editorial

A popular choice with clients from the TMT sector, Marco D'Ostuni moves into the top tier of the rankings this year. He has a strong focus on representing clients in appeals against authority decisions. He further acts on the initial investigation into allegations of anti-competitive behaviour and on subsequent follow-on damages actions. He has additional experience in merger clearance mandates, including those necessitating a phase II investigation.


TMT: Telecommunications - Italy

2
Band 2
Individual Editorial

Marco D'Ostuni is a skilled lawyer who stands out for his expert handling of contentious mandates, which include damages claims and competition disputes in the telecoms sector. He notably assists major domestic telecom providers.

Strengths

Provided by Chambers

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