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

Ronald J Vallone

CPA · F. X. Duffy & CO, Inc.

Philadelphia, Pennsylvania 19129

Ronald J Vallone, CPA in Philadelphia, PA

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Ronald J Vallone, CPA in Philadelphia · CPA Seek