LAWYER PROFILE

Mark A Oates

USA 2026

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Baker McKenzie
 Baker McKenzie

Ranked in 1 practice area

Tax: Controversy

USA - Nationwide

19 years ranked

Tax: Controversy

Illinois

12 years ranked

About

Provided by Baker McKenzie

USA

Practice Areas

Since 1985, Mr. Oates has concentrated on large case tax litigation. He also devotes a significant portion of his career to criminal defense, including defending corporations and individuals in tax fraud, money laundering, State and Commerce Department export issues and Classified Information Procedures Act cases. Mr. Oates has written numerous articles and has served as a regular columnist and on the Advisory Boards of the Journal of Global Transactions and the Journal of Global Transfer Pricing.

Professional Memberships

• Illinois State Bar Association

• Federal Bar Association

• National Association of Criminal Defense Lawyers

• Denver Bar Association

• American Bar Association

• American College of Tax Counsel

• Colorado Bar Association

• Chicago Bar Association

Education

University of Michigan Law School

J.D., cum laude

Indiana University

M.B.A.

Indiana University

B.S., magna cum laude

Expert in these Jurisdictions

USA

Languages Spoken

English

Chambers Review

Provided by Chambers

Chambers Guide to the USA

Tax: Controversy - USA - Nationwide

Band 1
Individual Editorial
Mark Oates is an experienced tax controversy practitioner with additional expertise in white-collar criminal defense. He has notable expertise in matters with cross-border elements.
Learn more about this teamView ranking table

Tax: Controversy - Illinois

Band 3
Individual Editorial

Mark Oates is a strong controversy expert who routinely advises on a range of high-stakes disputes, drawing on broader criminal defense skills.

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Strengths

Provided by Chambers

  • Mark is an excellent attorney.

    Tax: ControversyChambers Guide to the USA

Ranked Individuals at Baker McKenzie (103)

California

California: Los Angeles & Surrounds

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    Matthew Schonholz

    Employee Benefits & Executive Compensation

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California: Northern

California: San Francisco, Silicon Valley & Surrou

California: Southern

District of Columbia

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