William L. Inchoco, JD, ITP/MPA


William L. Inchoco
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New York City
685 Third Avenue
New York, NY 10017
Phone: 212.710.1796
Fax: 212.710.1797


William L. Inchoco, J.D., ITP/MPA, is an international tax consultant at Marks Paneth LLP. With more than 15 years of experience, William provides counsel for multinational companies on how to operate under intense scrutiny and pressure brought about by changing tax laws and an ever-increasing regulatory environment.

In addition to advising corporations on complex tax issues, William has extensive expertise in international acquisitions, reorganizations and global restructuring, as well as U.S. inbound/outbound tax issues. He also works closely with high-net-worth individuals who have businesses and investments in the U.S. and abroad.

Prior to joining Marks Paneth, William was an International Tax Senior Advisor within the Global Tax Operations group at IBM Corporation. His past experience also includes positions at Big 4 accounting firms, working both in the U.S and overseas and servicing clients in Ho Chi Minh City, Vietnam and Manila, Philippines.


Harvard Law School
International Tax Program Fellow
Harvard Kennedy School
Master's in Public Administration

Professional Memberships

Lecturer in International Taxation, Fairfield University
International Fiscal Association,
Westchester & Connecticut Chapter
Stamford Tax Association

Practice Areas

International Tax Services
International Acquisition and Reorganization
Global Restructuring
Transfer Pricing
U.S. Inbound/Outbound Tax Issues
Customs and Global Trade

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