Competition: EU
Belgium
7 years ranked
LAWYER PROFILE
Michael Rosenthal
Europe 2026
Ranked in 1 practice area
About
Provided by Sullivan & Cromwell LLP
Europe
Practice Areas
European and German Competition Law
Career
Dr. Michael Rosenthal, the founder of Sullivan & Cromwell’s Brussels office and co-head of the firm’s global antitrust group, advises clients on all aspects of EU and German competition law before the European Commission and the German competition authority and courts, as well as the European courts.
In his over 20 years of practice, Dr. Rosenthal has advised clients on a significant number of the largest global transactions, as well as complex cartel and abuse of dominance investigations and related litigation. Dr. Michael Rosenthal is the co-author of the EU merger control treatise Rosenthal/Thomas - European Merger Control (C.H. Beck).
Personal
Michael Rosenthal earned his LLM degree from Columbia Law School, his 1st and 2nd State Exams as well as his Dr. iur. (summa cum laude) from Johannes Gutenberg-Universität School of Law in Mainz and a French-German Business Law Degree from Université de Bourgogne School of Law in Dijon.
Chambers Review
Provided by Chambers
Chambers European Guide
Competition: EU - Belgium
Band 4
Individual Editorial
Michael Rosenthal heads Sullivan & Cromwell's competition team and leads sophisticated merger control and behavioural matters that involve interaction with the EC. Standout mandates include his defence of clients in EC behavioural investigations into alleged cartel activities. Splitting his time between the firm's offices in Belgium and Germany, he also has notable experience assisting clients with notifying mergers before the German authorities.
Strengths
Provided by Chambers
Michael Rosenthal is super responsive. His written work products are very concise and offer a crisp analysis.
Competition: EUChambers European GuideMichael Rosenthal is a knowledgeable and well-experienced lawyer.
Competition: EUChambers European GuideMichael Rosenthal has both deep legal knowledge and a very developed commercial acumen.
Competition: EUChambers European GuideMichael Rosenthal sees the big picture and considers all aspects of transactions and other cases, while being pragmatic.
Competition: EUChambers European Guide
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