Guillaume Kuperfils > Mayer Brown > Paris, France > Lawyer Profile

Mayer Brown
10 AVENUE HOCHE
75008 PARIS
France
Guillaume Kuperfils photo

Work Department

Corporate & Securities

Position

Partner

Career

Admitted to the Paris Bar, Guillaume Kuperfils is the office practice leader of the Paris Corporate & Securities department. Guillaume also co-leads Mayer Brown’s global Private Equity industry group. He previously served on Mayer Brown’s Partnership Board.

He focuses his practice on mergers & acquisitions and private equity. Guillaume regularly represents international firms and private equity funds in their acquisitions, leveraged buyouts, joint ventures and governance issues, frequently with a cross-border dimension. He has particular experience advising private equity sponsors on their acquisition of stakes in listed companies (P to P’s, Pipes).

Guillaume was also a board member of French major league professional soccer club Paris Saint-Germain (2006 – 2011).

Languages

French, English

Lawyer Rankings

France > Private equity: LBO

Mayer Brown‘s private equity, M&A and banking and finance offerings were significantly bolstered by the arrival of the team from AYACHE, which came into effect in January 2025. Key contacts at the combined team include corporate and securities group lead Guillaume Kuperfils, Olivier Aubouin, Bernard Ayache, Olivier Tordjman and Gwenaëlle de Kerviler.