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Gianni & Origoni

Piero Fattori

Piero Fattori



  • Antitrust
  • Regulatory
  • Antitrust and Regulatory

WSG Practice Industries


WSG Leadership

Antitrust Group

Piero Fattori was Head of the Italian Competition Authority’s Legal Service from 1995 to 2002. He is a recognised expert in domestic and Community antitrust law as well as in Italian antitrust procedure, often assisting companies before the administrative court tasked with reviewing the Authority’s decisions and before the civil courts. Piero was also formerly an officer at CONSOB, the Italian Regulator for the stock-exchange and trade, where he had been an assistant to the President.

He graduated in Law from the University “La Sapienza” of Rome.

He often speaks at conferences and seminars on Italian and Community antitrust law and has written a number of articles on such topics. He co-authored an authoritative book on the application of Italian competition law with Mario Todino, a European Commission’s Official. He often lectures on European and Italian competition law.

He is a member of the Italian Bar.

He speaks Italian and English.

Bar Admissions

  • ROME Bar (Italy)


  • University "La Sapienza" of Rome
Areas of Practice

Antitrust | Antitrust and Regulatory | Regulatory

Professional Career

Significant Accomplishments

1995-2002: Director, Legal Department, Italian Antitrust Authority.
1998-1999: Head, Misleading Advertising Directorate, Italian Antitrust Authority.
1991-1994: Officer, Coordination Office, Italian Antitrust Authority.
1987-1990: Officer, CONSOB (Italian equivalent of the US Securities and Exchange Commission), Legal Department, Assistant to the President.
1988-1991: Researcher at the Administrative Law Chair, LUISS University, Rome.
1986-87: Assistant at the Administrative Law Chair, La Sapienza University, Rome

Several teaching appointments at La Sapienza, LUISS, and Tor Vergata Universities in Rome.
He has authored numerous articles on competition law.

Professional Associations

Member of the Rome Bar.
Member of the European Lawyers’ Union.

WSG's members are independent firms and are not affiliated in the joint practice of professional services. Each member exercises its own individual judgments on all client matters.

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