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

Ronald Lyon

CPA

Waukesha, Wisconsin 53186

Ronald Lyon, CPA in Waukesha, WI

Specialties

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Licenses

No state license number is on file.

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