Our Website Uses Cookies 


We and the third parties that provide content, functionality, or business services on our website may use cookies to collect information about your browsing activities in order to provide you with more relevant content and promotional materials, on and off the website, and help us understand your interests and improve the website.


For more information, please contact us or consult our Privacy Notice.

Your binder contains too many pages, the maximum is 40.

We are unable to add this page to your binder, please try again later.

This page has been added to your binder.

William R. Isasi
Special Counsel
Washington +1 202 662 5102 wisasi@cov.com Download V-card

William Isasi represents governments and companies in various industries on all aspects of antidumping and countervailing duty proceedings and World Trade Organization (WTO) litigation. He joined the firm after serving as an Assistant Chief Counsel at the U.S. Department of Commerce, Office of the Chief Counsel for Trade Enforcement & Compliance. In this role, he provided extensive legal advice on trade enforcement to the Assistant Secretary for Enforcement & Compliance, Deputy Assistant Secretaries, and other Department officials.

Memberships and Affiliations

  • Hispanic National Bar Association
  • Georgetown University Law Center, Adjunct Professor of Law (2003-2010)

Previous Experience

  • Associate in the International Practice Group at an international law firm.
  • Attorney of the Year, Office of the Chief Counsel, Import Administration (2009)
  • Member of Silver Medal Winning Team for Uranium Investigations (2002)
  • Member of Gold Medal Winning Team for Steel Report (2000)