Thomas Gelzer

Jean-Luc Bochatay is the cofounder and the chairman of the FBT Attorneys-at-law. He has broad experience in tax, finance and corporate commercial issues regarding Swiss and foreign corporations and their shareholders. He regularly advises individuals and corporate clients on complex domestic and cross-border matters. Jean-Luc Bochatay has extensive experience in handling and coordinating multi-jurisdictional projects. He is considered as a leading expert in Swiss-French regulatory and tax mat...

Florian Gunz Niedermann is a top attorney recognized by Best Lawyers in the practice area(s) of Mergers and Acquisitions Law. Florian, who practices law in Zürich, Switzerland, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Florian is held by other top lawyers in the same geographic and legal practice area.

Luc Defferrard, partner with Walder Wyss since 2001, has been active in the finance and legal industry for many years. He mainly advises clients in domestic and cross-border mergers & acquisitions, financing, restructuring as well as in real estate and capital market. Luc Defferrard particularly focuses on private equity and venture capital transactions. He is regularly recommended by Chambers, Legal500 and IFLR1000. Chambers Europe describes him as "always available" and "very strong neg...

Sarah Busca Bonvin is a lawyer and tax expert specialised in both corporate and individual tax law. Together with M. Andrio Orler, she is responsible for CMS’ tax department in Geneva, which she joined in 2017. She worked for 15 years in the Geneva tax administration as Director of the tax affairs where she was responsible for tax rulings before being appointed Deputy Director-General in 2010. This experience has given her significant breadth and depth of knowledge and practice in many ...

Maurice Courvoisier advises and represents clients in arbitration and litigation proceedings in all areas of corporate and commercial law, including sales, distribution and licensing contracts, construction and civil engineering, joint ventures, and mergers and acquisitions. His areas of expertise include general contract law, private international law and international procedural law, as well as international judicial assistance and recognition and enforcement of foreign judgments and arbitr...

Ingmar J.M. Snijders is a top attorney recognized by Best Lawyers in the practice area(s) of Trusts and Estates. Ingmar J.M., who practices law in Zürich, Switzerland, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Ingmar J.M. is held by other top lawyers in the same geographic and legal practice area.

Christophe Buchwalder is a top attorney recognized by Best Lawyers in the practice area(s) of Banking and Finance Law, Corporate Law and Mergers and Acquisitions Law. Christophe, who practices law in Geneva, Switzerland, has been recognized since 2014. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Christophe is held by other top lawyers in the same geographic and legal practice area.

Oliver M. Kunz is a partner at Walder Wyss and is specialized in litigation in civil and criminal matters. He provides advice to parties in domestic and international commercial disputes, and represents them in trial and appellate proceedings as well as in enforcement proceedings and in international legal assistance matters. Oliver’s litigation practice covers a broad range of sectors, with a particular emphasis on the financial industry and technology-intensive sectors. In addition, h...

Counsel Simone Brauchbar Birkhäuser advises and represents clients in connection with contentious and non-contentious issues relating to trademarks, designs, copyrights, patents, data protection, unfair competition and advertisement. She has substantial experience in the drafting and enforcement of contracts for the transfer of intellectual property rights, especially license agreements. She further regularly deals with all due diligence relevant IP/IT and data protection aspects of corp...

Johannes Bürgi, partner with Walder Wyss since 2005, advises clients on matters involving real estate, finance, structured finance, restructuring, and capital markets (including debt and equity offerings and initial public offerings). In finance, he focuses on secured and unsecured lending, structured finance transactions including securitisation, alternative risk transfer, RMBS, CMBS, covered bonds, factoring, project finance and asset finance including complex real estate financings an...