Listed as a CPA in IRS public preparer records. Source: IRS PTIN FOIA extract (Feb 2026), retrieved October 23, 2026. https://www.irs.gov/pub/foia/foia-virginia-extract.csv No state license number is on file. Specialties are blank until this preparer claims the listing. CPA Seek does not contact preparers.

Carl August Margenau

CPA · Carl A Margenau CPA PLLC

Ashburn, Virginia 20147

Carl August Margenau, CPA in Ashburn, VA

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Carl August Margenau, CPA in Ashburn · CPA Seek