Claus is the founding partner of Von Wobeser y Sierra and has more than forty years of experience in dispute resolution.
Claus is renowned globally for his advocacy skills and strategic thinking in highly complex disputes in both litigation and arbitration. He has acted in more than two hundred international arbitration and conciliation proceedings, either as arbitrator or counsel, under the rules of the International Chamber of Commerce (ICC), the International Centre for Dispute Resolution (ICDR), the London Court of International Arbitration (LCIA), the Hong Kong International Arbitration Centre (HKIAC), the United Nations Commission on International Trade Law (UNCITRAL), the North American Free Trade Agreement (NAFTA) and the International Centre for Settlement of Investment Disputes (ICSID) and the ICSID Additional Facility, among others.
Currently, Claus is the President of the Latin American Arbitration Association and the Mexican chapter of the ICC. He is also a member of the Governing Board of the International Council for Commercial Arbitration (ICCA). He has previously served as Vice President of the International Court of Arbitration (ICA) of the ICC, Co-Chair of the Arbitration Committee of the International Bar Association (IBA), President of the Arbitration Commission of the Mexican chapter of the ICC, and a member of the LCIA.
Additionally, Claus frequently participates as an expert on arbitration and in proceedings related to Mexican law before U.S. and English courts. He has ample experience litigating in arbitration and in Mexican courts relative to a wide array of matters such as complex patent disputes, breach of contract and tortious liability.
Claus is very committed to pro bono work. He has been a leading voice in Latin America in pro bono for the last thirty years, and together with four other lawyers drafted the Probono Standards for the American Continent. Those Standards served as a basis for the Mexican Probono Network and later were adopted by the IBA globally.
In 2017, Claus won the Lifetime Achievement Award from Chambers and Partners for his contribution to the legal profession. He has also been recognized by Chambers and Partners Global, Chambers and Partners Latin America, Global Arbitration Review 100, The Legal 500, Latin Lawyer 250, Latin Lawyer National, Latin American Corporate Counsel Association, Who’s Who Legal Global Elite, Who’s Who Thought Leaders, Who’s Who Legal Arbitration, Who’s Who Legal Mexico, Benchmark Litigation, among other publications.