Luc Defferrard

Walder Wyss AG is a Swiss law firm that offers a broad range of legal services across multiple core practice areas, including arbitration, banking and finance, capital markets, corporate and M&A, international and cross-border disputes, investment funds, litigation, tax, and ESG and sustainability. The private company is based in Zurich, Switzerland. The firm emphasizes innovation through its legal technology initiative, leveraging advanced tools such as AI, blockchain, smart contracts, and automation to modernize legal consulting and support digital transformation. Walder Wyss also maintains a dedicated ESG and sustainability practice group to help clients align with evolving environmental, social, and governance standards. The Swiss company was founded by Florian Gunz Niedermann.