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

Libby J Jackson

CPA · Lenhart Mason & Associates, LLC

Casper, Wyoming 82601

Libby J Jackson, CPA in Casper, WY

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Libby J Jackson, CPA in Casper · CPA Seek