About This Office
Diamond Baker Avansino, LLP – Attorneys at Law is a law firm in Grass Valley, California. Public California State Bar records list 3 attorney profiles using this office address. The associated attorneys are Benjamin Nicholas Avansino, Craig Alan Diamond, and Stephen Coolidge Baker. 3 of these profiles list an active license. Their recorded admission years range from 1979 to 2025. Profiles linked to this address self-report practice areas including Construction Law, Litigation, Personal Injury, Homeowner Association Law, Contracts, and Products Liability.
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 #363570 · Admitted 2025
Bar #89361 · Admitted 1979
Bar #112324 · Admitted 1983
Last verified September 9, 2026.
Source: California public attorney records. No affiliation or endorsement.

