About This Office
Sheffer Law Firm is a law firm in Mill Valley, California. Public California State Bar records list Gregory Mark Sheffer at this office address. State Bar records list an active license and admission in 1994. The profile identifies UC Hastings COL in San Francisco, California as the law school. The attorney’s profile identifies Alternative Dispute Resolution, Business Law, Construction Law, Contracts, Environmental Law, Labor & Employment, Litigation, Personal Injury, and Products Liability as practice areas self-reported to the State Bar. The profile reports Spanish as a language spoken by the attorney. The profile reports California Lawyers Association membership in the Labor & Employment and Litigation sections.
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 #173124 · Admitted 1994
Last verified September 11, 2026.
Source: California public attorney records. No affiliation or endorsement.

