Piero de Mattia | White & Case LLP International Law Firm, Global Law Practice
Piero de Mattia
Piero de Mattia

Piero de Mattia

Local Partner, Milan

T +39 020 068 8360

T +39 342 9963 288 (mobile)

E [email protected]


Piero de Mattia is an Italian and US qualified lawyer with 15 years of experience in equity capital markets, corporate and M&A. His practice focuses on Italian and international initial public offerings assisting both issuers and underwriters, as well as on private placements, rights issues, tender offers and public M&A. In addition, Piero provides guidance to corporate and financial institutions on regulatory matters, including market abuse and transparency. This knowledge and experience enables Piero to assist corporate clients through a practical approach to securities regulations and compliance.

Bars and Courts

  • Italian Bar
  • New York State Bar


  • LLM, Corporate Law, New York University School of Law, New York
  • JD, Università degli Studi di Bari, Bari, Italy


  • Italian
  • English


GIMA TT S.p.A. in connection with its initial public offering on the Milan Stock Exchange, in which approximately 35% of the company's ordinary shares were sold for a total amount of approximately €385 million.

JP Morgan, Goldman Sachs and Mediobanca, as underwriters, in connection with the €162 million IPO of Technogym.

Banca IMI, Deutsche Bank, Mediobanca and UBS, as Managers, in connection with the €795 million Initial Public Offering of INWIT S.p.A. on the Milan Stock Exchange., in which approximately 40% of the Company’s ordinary shares were sold.

Italiaonline and Seat Pagine Gialle in connection with the €500 million reverse merger by incorporation of Italiaonline into Seat. This transaction represents the completion of a wider integration between Seat and Italiaonline.

Aeroporto di Firenze S.p.A., which manages the Florence airport, and Società Aeroporto Toscano Galileo Galilei S.p.A., which manages the Pisa airport, in connection with the merger of Aeroporto di Firenze S.p.A. into Società Aeroporto Toscano Galileo Galilei S.p.A., valued at €300 million.

BNP Paribas and J.P. Morgan, as Joint Global Coordinators and Joint Bookrunners, in connection with the placement of €2 billion 1.125% Unsecured Equity-Linked bonds due 2022 issued by Telecom Italia S.p.A.

ABB S.p.A., the Italian subsidiary of ABB, the leading power and automation technology group, in the divestment of its ABB Full Service business to Nordic Capital Fund VIII.

BNP Paribas and Banca IMI in connection with the €200 million rights issue for Immobiliare Grande Distribuzione SIIQ S.p.A. (IGD).

Cassa Depositi e Prestiti S.p.A and Fintecna S.p.A. in connection with €350 million public offering and listing of shares of Fincantieri S.p.A. on the Milan Stock Exchange and concurrent private placement to institutional investors.

Unipol Gruppo Finanziario S.p.A. in connection with €1.1 billion rights issue of Unipol Gruppo Finanziario S.p.A.

Awards & Recognition

Capital Markets: Equity

Next generation lawyer: The Legal 500 2018