Guillaume Vitrich

Partner, Paris


Guillaume is one of the leading corporate lawyers in France. His practice focuses on supporting clients with complex corporate and financial transactions.


Guillaume Vitrich is a partner in the EMEA private equity team of our Global Mergers & Acquisitions practice.

Well known as a leading corporate practitioner on the French market, Guillaume's practice covers a wide range of both domestic and international private equity, corporate and M&A transactions, notably across Europe and Africa. Guillaume frequently advises industrial and services companies, family-controlled corporations as well as private equity funds, with a focus on complex cross-border transactions. He has a strong expertise in several industrial sectors, in particular in the fields of digital, energy and infrastructure.

An innovative lawyer with an ability to lead pioneering work on behalf of his clients, Guillaume has developed a reputation for and a strong expertise in venture capital related matters, advising venture capital funds, large tech companies, and start-ups.

Guillaume has recently acted for clients including Goldman Sachs*, IdInvest*, Partech* and Teads*.

Guillaume joined the Firm in December 2018 from an international law firm in Paris.

Bars and Courts
Paris Bar
New York State Bar

Secrétaire de la Conférence des avocats du barreau de Paris

Master de droit
New York University
Business Law DJCE
Université Paris II, Panthéon-Assas


NextStage AM and Mi3 (2019)
Advising NextStage AM and Mi3 in their equity and debt investment in the Bagatelle Group.

Goldman Sachs (2018)*
Advised Goldman Sachs’ West Street Capital Partners VII fund on its $200 million investment in Voodoo. Founded in 2013, Voodoo develops, publishes and distributes mobile video games. This is the most important primary LBO achieved in France on an independent company.

Teads (2017-2019)
Advising Teads S.A., the leading global online video advertising program with an audience of more than 1.2 billion unique visitors, including 720 million via mobile, on a number of transactions including;
- on the acquisition by Teads, of Buzzeff Holding S.A., a company incorporated in Luxembourg operating in the advertising sector, with a focus on online video advertising in Morroco and UAE; and 
- advising the funders and historical investors of the video ad tech start-up Teads in its acquisition by Dutch telecom giant Altice*. 

* Transactions worked on prior to joining White & Case