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

Hallie Martha Bastian

CPA, Attorney · Arentfox Schiff LLP

Washington, District of Columbia 20006

Hallie Martha Bastian, CPA, Attorney in Washington, DC

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Hallie Martha Bastian, CPA in Washington · CPA Seek