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Marcum LLP

Philip J. Wilson

Philip J. Wilson, Office Managing Partner, Tax & Business
Office Managing Partner
Tax & Business
*Licensed by the State of California

1920 Main Street
Suite 950
Irvine, CA 92614

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Philip Wilson is office managing partner of Marcum’s Irvine, California, office and is leader of the Firm’s national Tax Controversy group. Mr. Wilson has more than 30 years of CPA and business advisory experience, including experience as an IRS revenue agent.

Mr. Wilson focuses on helping individuals and companies resolve tax controversies with the Internal Revenue Service, representing all types of businesses as well as high net worth individuals.

Prior to joining Marcum LLP, Mr. Wilson was a founding partner of WilsonMorgan LLP, based in Irvine. He oversaw all of the firm’s tax compliance, tax consulting, and tax controversy engagements. He has substantial experience in the real estate area, including tax structuring for commercial and residential developers, and has worked with clients in a wide variety of industries.

Professional & Civic Affiliations
  • American Institute of Certified Public Accountants (AICPA)
  • California Society of Certified Public Accountants (CalCPA)
  • Pacific Club IMPACT Foundation - Board member
  • Orange County YMCA - former Board member
Practice Focus

Privately Held Companies
High Net Worth Individuals


Masters in Business Taxation
Golden Gate University

Bachelor of Science in Business Administration, Accounting Concentration
Western Carolina University

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Philip J. Wilson, CPA, managing partner of Marcum LLP's Irvine, California, office and national leader of the Firm's Tax Controversy Resolution group, was named to ....

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California Partner-in-Charge Philip Wilson discussed Marcum's national expansion with the San Francisco Business Times.


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Marcum LLP Names Philip J. Wilson Partner-in-Charge of California Region

Philip J. Wilson has been named Partner-in-Charge of the California Region by Marcum LLP, a top national accounting and advisory firm. In this newly created ....

Philip J. Wilson, Partner-in-Charge, Southern California Region, Featured in Los Angeles Business Journal Roundtable Discussion: "The Business of Accounting."


As the economy experiences its climbs and dips, the Los Angeles Business Journal has once again turned to some of the leading accountants in the ....

Philip Wilson, Partner-in-Charge, Southern California Region, Featured in Accounting Today Article "Marcum Names Wilson Partner-in-Charge of the Southern California Region"


Phillip Wilson has assumed the role of partner-in-charge at Marcum LLP’s Southern California market. He will be based in the firm’s Irvine office where he ....

Marcum LLP's Merger with WilsonMorgan LLP Featured in Long Island Business News Article "Marcum Adds WilsonMorgan in California"


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WilsonMorgan LLP has agreed to merge into Top 100 Firm Marcum LLP's Southern California practice.




Marcum LLP is one of the largest independent public accounting and advisory services firms in the nation, with offices in major business markets throughout the U.S., as well as Grand Cayman, China and Ireland.

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