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Who's Who Legal
Who's Who Legal

Global Leader

Competition 2020

Professional Biography

WWL Ranking: Recommended

WWL says

Silke Heinz is a prominent name in the German competition market, with peers describing her as "a very business oriented, focused and to-the-point lawyer".  

Peers and clients say:
"Silke is splendid to work with, has great judgement, and works very efficiently."
"She is tremendously smart, experienced and effective." "Ms Heinz is a truly sharp lawyer."
"Silke has very profound knowledge of EU and German competition law and a range of experience. Her assessments are precise, detail-oriented and thorough."
"She is extremely diligent, pays attention to details, highly responsive and very professional."
"Silke is revered and respected by other lawyers, and takes a thorough and analytical approach."
"She offers specific, practical and well-reasoned advice, and is an excellent competition lawyer with wide-ranging expertise."


Ms Heinz advises clients on all aspects of EU and German competition law, in particular, merger control, cooperation among competitors, distribution, cartel proceedings, vertical infringements, dominance, compliance and litigation.

She has expertise in various industries, such as aerospace, automotive, broadcasting and media, chemical products, consumer goods, energy, IT, medical devices, movies, pharmaceutical products and telecommunication – and in the digital (platform) economy across industry sectors.

Ms Heinz advises on antitrust aspects of digital platforms, including online distribution and abuse of dominance. She was involved in recent EU vertical proceedings and represented a complainant in the FCO’s buse proceedings against Amazon.

She has worked on a broad range of merger cases, both at EU and national level. She represented clients in the GlaxoSmithKline/Novartis and Baxter Healthcare/Gambro mergers.

Ms Heinz has litigated in German and European courts, including the preliminary ruling to the European Court of Justice in Pfleiderer (access to file in cartel cases), cartel and merger decision appeals and civil litigation.

She has profound experience with cartel proceedings, including internal investigations, dawn raids, leniency applications and settlements. She has worked on EU cartel cases regarding bathroom fittings and fixtures, detergents, and the automotive sector, and in Germany regarding various consumer goods, herbicides and construction. She also advises on follow-on damages claims.

Ms Heinz has an LLM from the College of Europe, Bruges. She publishes on EU and German competition law. Prior to founding Heinz & Zagrosek, she worked for Cleary Gottlieb Steen & Hamilton LLP in Brussels and Cologne for more than 15 years. She is a native German speaker and fluent in English and French.

National Leader

WWL Ranking: Recommended
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