Quyen Huynh

Quyen Huynh, based in Orange County, CA, advises clients on a variety of international tax matters, including U.S. tax reform and the continued global reforms stemming from the OECD’s BEPS initiative. She also focuses on helping clients with inbound tax planning with respect to their operations and transactions, the interpretation and application of tax treaties, and matters with the U.S. Competent Authority’s office. 

Prior to joining KPMG, Quyen served as the Deputy International Tax Counsel for Treaty Affairs in the Treasury Department’s Office of Tax Policy.  In that role, she was the lead attorney responsible for negotiating U.S. income tax treaties, tax information exchange agreements, and other international tax agreements. She was also involved in the development and review of published guidance and provided policy and technical advice on proposals for U.S. tax reform.  In addition, Quyen was a U.S. delegate to the OECD working on the BEPS project to reform the international tax landscape to address the challenges arising from the digitalization of the global economy.  Prior to working with the Office of Tax Policy, Quyen was a principal at another Big Four firm and senior counsel at the Office of the Associate Chief Counsel (International).

Quyen is a frequent speaker on international tax and treaties and has served as an adjunct law professor at Georgetown University Law Center. She has an LLM degree in tax law from Georgetown University Law Center, a JD degree from University of San Diego School of Law, and bachelor's degree in geology and politics from Mount Holyoke College.