Sean Trahan

Mr. Trahan’s primary areas of concentration include IP planning, value chain optimization and complex controversy management for large multinationals. He has worked with clients across a range of industries, including consumer products, technology, media and entertainment, healthcare and industrial manufacturing.
Prior to joining A&M, Mr. Trahan spent 22 years with EY, where he most recently served as a senior transfer pricing and supply chain partner in the firm’s New York City practice. His market emphasis in New York was to grow market share with difficult to penetrate marquee accounts.
Previously, Mr. Trahan served as EY’s U.S. transfer pricing and supply chain leader for EMEIA in London. Having served on three foreign assignments with EY, he brings strong command of the OECD landscape, as well as the regulatory and enforcement nuances outside of the U.S. He also has extensive experience leading large scale, value chain restructurings across several geographies and sectors. Furthermore, Mr. Trahan has negotiated APAs and MAP cases with tax authorities across the Americas, Asia, Europe and Africa. In addition to his foreign assignments, he also built two market dominant transfer pricing practices for EY (Charlotte, N.C. and St. Louis, Mo.).
Mr. Trahan earned a bachelor’s degree in international business and finance from St. Cloud State University and a J.D. from William Mitchell College of Law.