Licensed contractors in Columbia, CA
31 active contractor licenses list Columbia in Tuolumne County as their address. Pick a trade, or search by name.
By trade
B General building19 activeA General engineering4 activeC-33 Painting and decorating2 activeC-12 Earthwork and paving2 activeC-10 Electrical2 activeHAZ Hazardous substance removal certification1 activeC-61/D-6 Limited specialty: concrete related services1 activeC-54 Ceramic and mosaic tile1 activeC-51 Structural steel1 activeC-47 General manufactured housing1 activeC-39 Roofing1 activeC-29 Masonry1 activeC-21 Building moving and demolition1 activeC-20 HVAC contractor (warm-air heating, ventilating and air conditioning)1 activeC-15 Flooring and floor covering1 activeC-9 Drywall1 active