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-new%20hampshire-extract.csv No state license number is on file. Specialties are blank until this preparer claims the listing. CPA Seek does not contact preparers.

Derek M. Barton

CPA · Derek M. Barton, CPA

Concord, New Hampshire 03302

Derek M. Barton, CPA in Concord, NH

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Derek M. Barton, CPA in Concord · CPA Seek