Kenneth B. Clark

Chair, Tax Litigation

Partner, Tax  

Mountain View 650.335.7215


Kenneth Clark is a partner in the Tax Group of Fenwick & West and chairs its Tax Litigation Practice. Fenwick has received numerous accolades for its tax controversy practice, including recognition by International Tax Review as U.S. tax litigation firm of the year in several different years. The principal focus of Kenneth’s practice is complex federal tax litigation and tax controversy work. He regularly practices in the U.S. Tax Court and has published a number of articles relating to tax controversies. Fenwick & West has worked on more than 70 federal tax litigations.

Kenneth has worked on numerous high profile tax controversy matters, for clients such as Xilinx, Inc.; The Limited, Inc.; Limited Brands, Inc.; Textron Inc.; Daimler AG; G.M. Trading; Dover Corporation; Adaptec, Inc.; Analog Devices; Sanofi SA; Cameco; and CBS.

With four decades of experience, Kenneth also has managed a variety of complex commercial disputes in a number of foreign countries and more than 20 states. Litigation prevention and alternative dispute resolution (ADR) also have been important parts of his practice. He has served as Fenwick & West's ADR coordinator, as an American Arbitration Association arbitrator, and has been involved in numerous mediations and arbitrations.

Kenneth has extensive experience in teaching speaking techniques.​