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

William C. Oexmann

CPA · Kemper CPA Group, LLP

Vincennes, Indiana 47591

William C. Oexmann, CPA in Vincennes, IN

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William C. Oexmann, CPA in Vincennes · CPA Seek