TIMES Attorneys
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TIMES Attorneys maintains a presence in sports litigation, representing international federations, sponsors, media companies and athletes. The team advises on governance, compliance, contracts and disciplinary matters, including eligibility and doping cases. The firm is noted as having 'a huge amount of experience in sports arbitration.' Led by Olivier Ducrey and Mirjam Koller-Trunz, the practice regularly provides counsel on sponsorship, media, and licensing issues across the international sports industry, with both also appearing for clients before CAS and other sporting bodies and national courts. Stephan Netzle departed the firm in December 2024.
Legal 500 Editorial commentary
Testimonials
Collated independently by Legal 500 research team.
- 'Mirjam Koller-Trunz is an excellent lawyer with a deep insight of ethics in Swiss sport.'
- 'Mirjam Koller-Trunz works extremely hard and is effective in oral advocacy.'
Key clients
- Fédération Internationale de Gymnastique Gymnastics Ethics Foundation Swiss Olympic UEFA International Weightlifting Federation Felix Auger-Aliassime Basketball Champions League World Baseball Softball Confederation World Taekwondo Nico Hischier TJ Brennan European Athletics International Hockey Federation Giovanni Mpetshi Perricard Marc-Antoine Olivier Yanic Konan Niederhauser Swiss Sports Tribunal Dispute Resolution for Riot Games’ Esports (EMEA) Lois Boisson
Work highlights
Represented Swiss Olympic before CAS in four different proceedings.


