Listed as a CPA in IRS public preparer records. Source: IRS PTIN FOIA extract (Feb 2026), retrieved October 22, 2026. https://www.irs.gov/pub/foia/foia-south%20carolina-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 Sean Nelson

CPA · Clincy Nelson LLP

Fort Mill, South Carolina 29715

William Sean Nelson, CPA in Fort Mill, SC

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William Sean Nelson, CPA in Fort Mill · CPA Seek