Member Directory FiltersClear () Type (-) Members (15) Contractor Specialties excavating trenching (12) demolition clearing cutting (11) boring drilling shoring jacking (6) cast in place pipe storm drains (6) concrete flatwork precast stampwork (6) general engineering (6) nonhazardous waste treatment recycle (6) water sewer storm systems treatment (6) concrete architectural structural (5) dewatering (5) grading paving (5) hazardous waste treatment recycling (5) sf bart transit systems (5) transportation caltrans (5) environmental remediation (4) erosion control soil stabilization (4) pipe bursting welding sanitary sewer (4) waterfront underwater marine (4) fire sprinklers (3) mbe (3) pile driving (3) sbe (3) bridge work structural (2) dbe (2) gas lines supplies (2) landfill (2) landscaping (2) pumps (2) soil nail retaining steel reinforcing (2) udbe (2) utility adjustments (2) wbe (2) wetland oceanographic (2) 8a certified (1) electric cable fiber optics (1) other (1) power generation construction (1) street lights traffic control signals (1) (-) foundation site prep land clearing (15) Member Territory Alameda County (3) Contra Costa County (1) Imperial County (1) Mariposa County (1) Orange County (1) S.F. East Bay (1) Sacramento County (1) San Francisco County (4) San Mateo County (1) Yolo County (1) Location Type Primary Location (15) Interested in becoming a member of United Contractors? Join us here. All B C E F G J M R S T U Showing Results (1 - 10) of 15 No results found Pagination Next page Next › Platinum Annual Sponsors All 2025 Annual Sponsors