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.

Shannon Marie Nachreiner-Mackesey

CPA · Johnson Block & Co

Middleton, Wisconsin 53562

Shannon Marie Nachreiner-Mackesey, CPA in Middleton, WI

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Shannon Marie Nachreiner-Mackesey, CPA in Middleton · CPA Seek