County Attorney John D. Nibbelin Assistant County Attorney David A. Silberman Chief Deputies Rebecca M. Archer Judith A. Holiber Brian E. Kulich Daniel Valim San Mateo County Charter Property Bond Information Brown Act Ordinance Code Whistleblower Employment & Clerkships Contact Information County Attorney – Main Office 500 County Center 4th Floor Redwood City, CA 94063Get Directions Hours Monday - Friday: 8:00 am - 5:00 pm holidays excepted Saturday - Sunday: Closed Contact Information General Information: (650) 363-4250 Fax: (650) 363-4034