Member Directory FiltersClear () Member Type contractor (1) Contractor Specialties erosion control soil stabilization (1) (-) excavating trenching (1) foundation site preparation land clearing (1) general engineering (1) grading paving (1) landfill (1) (-) traffic control (1) transportation caltrans (1) transportation sf bart transit systems (1) Territory Alameda County (1) Location Primary Location (1) Interested in becoming a member of United Contractors? Join us here. All A B C D G J M P R S T V W Showing Results (1 - 1) of 1 DeSilva Gates Construction, LLC Member since June 1994 (925) 829-9220 Platinum Annual Sponsors All 2025 Annual Sponsors