LAWYER PROFILE
Joel V Williamson

Joel V Williamson

USA 2026

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Ranked in 1 practice area

About

Provided by Mayer Brown LLP

Practice Areas

Joel Williamson, co-leader of Mayer Brown’s Tax Controversy & Litigation team, is widely acknowledged as one of the nation's leading tax attorneys and litigators. Joel is ranked in Band 1 for Nationwide – Tax Controversy and named a Star Individual for Tax Controversy – Illinois by Chambers USA. He is recognized as a Hall of Fame lawyer by Legal 500. He has litigated over 60 tax cases. His unprecedented experience includes the trial of seven major IRC 482 transfer pricing cases, including Eli Lilly, G.D. Searle, Westreco (Nestlé), Seagate Technology, National Semiconductor, United Parcel Service and Eaton Corporation. Most recently, Joel represented Hyatt and Tribune Media and Chicago Baseball Holdings where both resulted in substantial taxpayer victories. Joel has represented the following clients in tax litigation cases: Nestlé, UPS, Cross Refined Coal (Fidelity), Tyco, Boston Scientific, Consolidated Edison, Intel Corporation and others.

Chambers Review

Provided by Chambers

Chambers Guide to the USA

Tax: Controversy - Illinois

Star Individual
Star Individuals

Individual Editorial
Joel Williamson is held in high esteem for his wealth of transfer pricing expertise. He has significant trial experience and routinely acts for clients facing seminal cases before the US Tax Court.

Tax: Controversy - USA - Nationwide

Band 1
Band 1

Individual Editorial
Joel Williamson is widely considered a prominent tax controversy lawyer with deep experience in government litigation.

Strengths

Provided by Chambers

  • Joel Williamson is excellent.

    Tax: ControversyChambers Guide to the USA
  • Joel has deep experience and a broad pool of matters he has been involved with, which is helpful for clients in navigating novel situations.

    Tax: ControversyChambers Guide to the USA

Ranked Individuals at Mayer Brown LLP (182)

California

California: Northern

District of Columbia

Illinois

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