About This Office
Duncan Law Firm, P.C. is a law firm in Pleasanton, California. Public California State Bar records list David Thomas Duncan at this office address. State Bar records list an active license and admission in 2013. The profile identifies George Washington University LS in Washington DC as the law school. The attorney’s profile identifies Trusts & Estates and Wills & Probate as practice areas self-reported to the State Bar. The profile reports French as a language spoken by the attorney.
Practice Areas Reported by Attorneys at This Office
These areas come from individual attorney profiles and may not describe every service offered by the firm.
Client Reviews
California attorney registration
Record matched to the official California attorney registry
Bar #288843 · Admitted 2013
Last verified September 9, 2026.
Source: California public attorney records. No affiliation or endorsement.

