Klein Wenner
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Klein Wenner offers comprehensive advisory and litigation services, focusing on protection, exploitation, and enforcement across digital, luxury, sports, pharmaceuticals, media, and technology sectors. The team handles international disputes, portfolio management, and anti-counterfeiting strategies, leveraging a network of foreign firms for cross-border expertise. Co-led by Laurent Badaine, who specialises in trade mark prosecution, domain name disputes, and IT-related IP issues; and Matthieu Bourgeois, expert in IP transactions, unfair competition, and data privacy in innovative technologies like AI. Associates Lisa Bataille and Sophie de Kermanguy support contentious matters and regulatory compliance.
Legal 500 Editorial commentary
Testimonials
Collated independently by Legal 500 research team.
- ‘Laurent Badiane is always approachable and ensures that the tasks assigned to him are handled promptly by him or by people with at least the same level of expertise. He is also extremely collegial, and working with him is always a pleasure.’
- ‘Fast, professionally excellent, pragmatic, and outstanding value for money.’
Key clients
- Photoroom
- Archery SAS (Mojo)
Work highlights
Assisting Photoroom, a French company and the first GenIA photo app in the PlayStore, which publishes the PHOTOROOM mobile application dedicated to AI-based photography.


