James P. Fuller

Partner, Tax  

Mountain View 650.335.7205


Jim Fuller is a partner in the Tax Group at Fenwick & West LLP in Mountain View, California. Euromoney named Fuller seven times as one of the world’s top 25 tax advisers.

He is the only U.S. tax adviser to receive a Chambers star performer rating (higher than first tier) in Chambers USA (2018). He also is one of the three “most highly regarded” U.S. tax practitioners according to Who’s Who Legal (Law & Business Research Ltd).

Fuller is the only U.S. tax advisor in Tier 1 for both Corporate Tax and International Tax according to Chambers Global (2018). The Corporate Tax Tier 1 category has fifteen U.S. persons; International Tax Tier 1 has six.

He also is one the U.S.’s top 30 transfer-pricing advisors, according to Euromoney (2018).

Among his other recognitions, Legal 500 has included Fuller in its Tax “Hall of Fame.”

Ten Fenwick tax partners have appeared in Euromoney’s World’s Leading Tax Advisors, eight appear in ITR’s World’s Tax Controversy Leaders and five have appeared in Euromoney’s World’s Leading Transfer Pricing Advisors.

Fenwick has represented 6 of the Fortune Top 10 companies, over 50 of the Fortune 100 companies, and over 100 of the Fortune 500 companies in federal tax matters. Fuller and his firm have served as counsel in over 150 large corporate IRS Appeals proceedings and over 75 large-corporate federal tax court cases. Some of these have been for Fortune Top 10 companies.

Fenwick is first tier in Tax Planning, Tax Transactional, World Tax and Transfer Pricing, according to International Tax Review published in 2017-2018. Only 4 U.S. law firms are first tier in each of these surveys/publications.

International Tax Review named Fenwick & West "Tax Firm of the Year for the San Francisco Area” nine times in the past 12 years and “U.S. (or Americas) Tax Litigation Firm of the Year” four times. These ITR awards were given at ITR’s very well-attended black-tie awards dinners in New York City. All of the big U.S. law and accounting firms attend these dinners.

In 2018, Fenwick was named "U.S. West Transfer Pricing Firm of the Year." Additionally, Fenwick has been named “Americas M&A Tax Firm of the Year” and has received a number of ITR’s M&A Tax Deal of the Year awards (2014–2018). Fenwick also received ITR’s Joint Venture of the Year award for Symphony Communications, a JV in which 13 major NY banks were involved.