Department profile
Cleary Gottlieb Steen & Hamilton LLP

Competition/European Law

Europe Guide 2026 : Italy

Share profile

Cleary Gottlieb Steen & Hamilton LLP

Rankings

Chambers Review

Provided by Chambers

Competition/European Law - Italy

Band 1

What the Team is Known For

Cleary Gottlieb Steen & Hamilton continues to be a standout firm in Italy for competition law. The team offers impressive strength in both contentious and non-contentious matters, advising clients on high-value merger clearance matters and significant behavioural investigations. It is often involved in some of the most high-profile cartel damages actions and challenges to authority decisions. Clients benefit from the team's ability to collaborate with colleagues in the firm's other offices for multi-jurisdictional matters. It is a popular choice with clients from the TMT and energy sectors.

View ranking table

Work Highlights

Provided by Chambers

  • Cleary Gottlieb Steen & Hamilton advised Mediobanca on the regulatory and antitrust aspects of a proposed takeover bid from Banca Monte Dei Paschi.

Strengths

Provided by Chambers

  • The team devotes extreme attention to context and details.

    Competition/European Law respondentEurope

  • The lawyers simply understand business and are able to master complex matters with ease.

    Competition/European Law respondentEurope

  • The Cleary Gottlieb team is composed of very capable lawyers with exceptional experience.

    Competition/European Law respondentEurope

  • Cleary Gottlieb Steen & Hamilton demonstrates excellent legal acumen and a problem-solving attitude.

    Competition/European Law respondentEurope

  • Cleary Gottlieb Steen & Hamilton understands commercial nuances and has extensive global resources within the structure of the firm.

    Competition/European Law respondentEurope

Notable Practitioners

Provided by Chambers

  • Mario Siragusa
    Mario Siragusa

    Mario Siragusa

    Mario Siragusa stands out in the Italian market for his ability to represent high-profile clients in significant competition law investigations and subsequent appeals against fines and follow-on damages actions. He also advises clients on high-value merger clearance mandates.

    • Mario Siragusa is very knowledgeable and has great experience.

      Competition/European Law respondentEurope

    • He is a smart and clever lawyer.

      Competition/European Law respondentEurope

    • Mario Siragusa is an institution himself; he moves through the courtroom with confidence.

      Competition/European Law respondentEurope

    • Mario Siragusa has unique experience and stands alone.

      Competition/European Law respondentEurope

    • Mario Siragusa has seen everything in his career and is able to focus in on the most important issues in complex matters and deliver very good advice.

      Competition/European Law respondentEurope
    View profile
  • Matteo Beretta
    Matteo Beretta

    Matteo Beretta

    Matteo Beretta is particularly active in filing merger clearance applications. In addition, he represents clients in behavioural investigations, including in market inquires, as well as in damages actions.

    • Matteo Beretta is engaged and results-driven; he has a great ability to manage his team and has a very effective negotiating style.

      Competition/European Law respondentEurope

    • Matteo Beretta has a very charming and confident style, and it is always a pleasure to work with him. He has excellent technical knowledge and management abilities.

      Competition/European Law respondentEurope

    • Matteo Beretta has a really intellectually challenging spirit and is a great person to find the best solutions with.

      Competition/European Law respondentEurope

    • Matteo Beretta is responsive; he communicates well, and he is practical, well organised and efficient.

      Competition/European Law respondentEurope
    View profile
  • Cesare Rizza
    Cesare Rizza

    Cesare Rizza

    Cesare Rizza has a strong behavioural practice, representing clients in investigations into allegations of anti-competitive behaviour, as well as in market inquiries.

    • Cesare Rizza is exceptionally experienced, intellectually impressive and hard working, and his client service is second to none.

      Competition/European Law respondentEurope

    • He is always pleasant and delivers really strong advice and outputs under significant pressure.

      Competition/European Law respondentEurope
    View profile

Ranked Individuals at Cleary Gottlieb Steen & Hamilton LLP (3)

Italy

Cleary Gottlieb Steen & Hamilton LLP has rankings in the following guides

What success is built on

Chambers is the leading data and intelligence partner for the legal sector.

Explore thought leadership