Member Directory FiltersClear () Type (-) Members (7) Contractor Specialties excavating trenching (6) foundation site prep land clearing (6) hazardous waste treatment recycling (6) environmental remediation (5) dewatering (4) sf bart transit systems (4) transportation caltrans (4) boring drilling shoring jacking (3) cast in place pipe storm drains (3) concrete flatwork precast stampwork (3) demolition clearing cutting (3) general engineering (3) water sewer storm systems treatment (3) bridge work structural (2) concrete architectural structural (2) erosion control soil stabilization (2) fire sprinklers (2) grading paving (2) landfill (2) pile driving (2) pipe bursting welding sanitary sewer (2) sbe (2) soil nail retaining steel reinforcing (2) waterfront underwater marine (2) dbe (1) landscaping (1) mbe (1) other (1) power generation construction (1) udbe (1) utility adjustments (1) wetland oceanographic (1) (-) nonhazardous waste treatment recycle (7) Associate Specialties hazardous waste treatment recycling (1) other (1) Member Territory Alameda County (3) Contra Costa County (1) Orange County (1) S.F. East Bay (1) San Francisco County (1) Location Type Primary Location (7) Interested in becoming a member of United Contractors? Join us here. All C S T W Showing Results (1 - 7) of 7 No results found Platinum Annual Sponsors All 2025 Annual Sponsors