RIESEN LAW

RIESEN LAW is a boutique law firm based in Nyon, Switzerland, led by attorney Olivier Riesen. The firm focuses on commercial and business law, competition law, construction and real estate matters, intellectual property, succession planning, and related disputes. Olivier Riesen brings experience from the Swiss Competition Commission, the European Commission's Directorate-General for Competition, and established Swiss business law firms.

The firm advises companies, entrepreneurs, investors, property owners, and private clients on complex legal and commercial matters. Its work includes corporate structuring, commercial contracts, mergers and acquisitions, competition compliance, real estate transactions, construction projects, intellectual property protection, and Swiss or international succession matters. The practice also assists clients in court proceedings, regulatory procedures, enforcement matters, and settlement negotiations.

RIESEN LAW emphasizes tailored advice, constructive solutions, and pragmatic representation suited to each client's objectives. The firm serves clients in French, English, German, and Swiss German, supporting domestic and cross-border matters from its centrally located Nyon office. Its boutique structure enables direct access to experienced legal advisers and a service approach focused on responsiveness, practical guidance, and close client relationships.