State Sen. Leland Yee District Office 400 S El Camino Real, San Mateo, CA94402 State Sen. Leland Yee and his staff serve Peninsula constituents from this downtown office tower across the street and…More one block north of Central Park. The staff of nine can help constituents navigate state bureaucracies and cut through red tape, among other issues. The office also offers internships for students. David Burruto is the district director. There is a second district office in San Francisco.