The Firm

Walter Billet Avocats is dedicated to assisting companies and investment funds in the fields of corporate law (M&A, Private Equity), innovative technologies (in particular IT and Internet) and intellectual property.

Walter Billet Avocats is based on a global understanding of the innovation ecosystem and is positioned as a gateway to companies that have developed their corporate venture department, startups, investment funds and investment banks.

Besides its expertise and know-how dedicated to innovative firms, the Firm has been assisting large companies, in advice as in litigation, on their concerns dealing with data protection compliance (RGPD), brands portfolios’ management and external growth operations.


logo Legal500 leading firm EMEA 2024 taille intermédiaire

The team

Areas of expertise


Mergers / Acquisitions

  • Structuring acquisitions, sales and mergers;
  • Organisation of data-rooms and carrying out legal audits;
  • Drawing up and negotiating pre-contract documents (for example non-disclosure agreements, letters of intent, offers, MoU);
  • Drafting and negotiating contractual documents (e.g., SPA, representations and warranties, shareholder agreements, funding agreements).

Private equity

Assistance in minority or majority equity operations:

  • Letters of intent / Term-sheet;
  • Investment protocols / purchase agreements / Net worth guarantees;
  • Shareholder agreements;
  • Setting up management packages;
  • Company documentation in case of complex transactions.

Technologies (IT)

  • Drafting and negotiating contracts (e.g., Licences / maintenance/ Development / SaaS / Integration / Outsourcing / Public procurement and new technology;
  • Software and databases piracy;
  • Litigation: counterfeiting / IT projects;
  • Cybersecurity;
  • Unfair competition.

Intellectual Property

  • Trademark applications and portfolio management;
  • Counterfeiting and unfaire competion: Software and fashion articles;
  • Arts & entertainment (e.g., executive production, artists);
  • Transfer and licensing of rights (copyright, trademarks).

Data Protection / Privacy

  • Processing sensitive data (e.g., medical or banking);
  • Binding Corporate Rules («BCR»);
  • Transfer of personal data on an international scale;
  • AdTech & Digital Marketing (e.g., positioning, cookies, fingerprinting).




The Founders Program offers early-stage startups from anywhere in the world a full-time residency, a unique selection of workshops, experts and exclusive offers, all that at the core of STATION F campus.

As a partner of the Founders Program, Walter Billet Avocats dedicates time, energy and expertise, to make high-quality products and services accessible to young companies.

attention hyperconnexion logo

This group was structured at the end of 2020 in mixing scientists, digital experts, association managers, lawyer and communication specialists together around a public utility cause: hyperconnexion.

As a natural partner of all digital economy players Walter Billet Avocats contributed to this collective’s launch and took part in developing ideas to raise everyone’s awareness as well as promoting responsible digital uses.


Ragtime logo
Akur8 logo
morning coworking logo
Etudes logo
Pierre Fabre logo
Haivanas logo
entrepreneur invest logo
Alliance Automotive group logo
yellowcorner logo
Latour Capital logo
Virtuo logo
Logo Mayday



27 rue La Boétie – 75008 Paris
Tel : 01 85 09 00 00
Fax : 01 85 09 00 01
Mail :