Mackenzie McNaughton


Mackenzie is a principal in CLA’s tax practice and advises public charities, private foundations, trade associations, and other tax-exempt organizations on all issues across the tax-exempt spectrum. Her practice includes advice on entity structuring and efficiencies, unrelated business income, joint ventures, governance issues, excise taxes, and IRS-related filings, practice, and procedure. 

Before joining CLA, Mackenzie worked at law firms, a Big 4 accounting firm, and as a senior tax law specialist at the IRS National Office in both the Tax Exempt & Government Entities (TEGE) Division and the Large Business & International (LB&I) Division. While at the IRS she helped implement procedures and taxpayer guidance for two major pieces of tax legislation: the Affordable Care Act (ACA) and the Foreign Account Tax Compliance Act (FATCA).

Her recent speaking engagements include:

  • May 2023 – CACUBO Accounting and Business Operations Workshop – “Navigating through Higher Education Compliance”
  • March 2023 — IRS TEGE EO Council — “Current Issues for Healthcare Organizations”
  • March 2023 – Minnesota State Bar Association Nonprofit Conference – “Ethical Issues for Lawyers Serving on Nonprofit Boards”


Bachelor of arts in Music Performance and Psychology from Luther College, Decorah, IA

Juris Doctor from Chicago-Kent College of Law, Chicago, IL

Master of Laws in Taxation from Georgetown University Law Center, Washington, DC

In the community

Lutheran Music Program, Board of Directors

Resources and events