Stefano Prinzivalli Castelli

Stefano Prinzivalli Castelli


Email [email protected]​

Phone +39 02 720252368

Fax +39 02 72025252

LanguagesEnglish, French, Italian

Practice groupGlobal Regulatory

Stefano Prinzivalli joined Hogan Lovells in June 2019 after one year as legal professional at a leading independent law firm (Brussels). He holds an LLM in European Legal Studies from the College of Europe (Bruges) and he interned at the Cartels Unit of European Commission’s DG COMP. Previously, he graduated at the universities of Turin and Nice, where he obtained a joint and double Bachelor and Master of Laws.

After the mandatory internship at the Avvocatura Distrettuale dello Stato (Turin), he passed the Italian bar exam in Turin and was formally admitted to the Milan bar association in June 2019.

His practice focuses on diverse areas of EU and Italian competition law, including cartels, anticompetitive agreements and behaviors, mergers and State aid. He has advised multinational clients in these areas and acted in related proceeding before both the European Commission and the European Court of Justice.

Education and admissions


LL.M., College of Europe, Mention bien, 2017

Joint Bachelor and Master of Laws, University of Turin, Cum laude, 2015

Bachelor of Laws, University of Nice, Mention bien, 2014

Bar admissions and qualifications


Representative experience

Collaborating with European Commission case teams during two cartel proceedings in the fields of constructions and food packaging.*

Advising and assisting a client active in the packaging sector after the imposition of a fine for cartel by the European Commission.*

Participating to the draft of the antitrust compliance program for a leading pharmaceutical company.*

Assisting a provider of medical diagnostic devices on an Italian case of abuse of dominant position concerning the provision of maintenance services on imaging equipment.

Advising a worldwide leading company active in the sport equipment sector regarding its distribution agreements in Italy.*

Advising and assisting an Italian company operating in the naval sector worldwide during the creation of a joint venture with a competitor.*

Assisting a leading telecommunications company within the context of a cartel investigation conducted by the Italian Competition Authority.

Conducting an audit process for an Italian multinational company aimed at identifying possible antitrust concerns.

*Matter handled prior to joining Hogan Lovells.

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