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-illinois-extract.csv No state license number is on file. Specialties are blank until this preparer claims the listing. CPA Seek does not contact preparers.

Timothy M Callahan

CPA · Rca, LLC

Rolling Mdws, Illinois 60008

Timothy M Callahan, CPA in Rolling Mdws, IL

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Timothy M Callahan, CPA in Rolling Mdws · CPA Seek