John Nishimoto is a Partner at Attorna and the Head of International Arbitration Practice. John Nishimoto specialises in consulting clients in the area of international trade, and representing their interests in international commercial arbitrations of GAFTA.

John Nishimoto is the leader of the Working Group on International Taxation & EU Harmonization in UK at the American Chamber of Commerce. He is also the Committee Head of the Permanent Scientific Committee of IFA. During 2011 John Nishimoto served as the Co-Chair of the Tax Committee of the American Chamber of Commerce and was the member of the working group on VAT reform at the Ministry of Finance of United Kingdom.