Licensed General Engineering (A) contractors in California

The California Contractors State License Board (CSLB) lists 15,378 California contractors classified A (General Engineering (A)). Each entry below links to a full dossier with license status, insurance, bond, and enforcement — as of June 27, 2026.

Showing 241–300 of 15,378 contractors

A C Engineering Group INC
Corona, CA · CSLB #925204 · as of June 27, 2026
Active · clear
Ace Petroleum Services
Los Angeles, CA · CSLB #890205 · as of June 27, 2026
Active · clear
Ace Plumbing & Rooter
San Francisco, CA · CSLB #829071 · as of June 27, 2026
Active · clear
Acer Contracting LLC
El Cajon, CA · CSLB #1155281 · as of June 27, 2026
Active · clear
Acer Fire Protection INC
Montclair, CA · CSLB #1047478 · as of June 27, 2026
Active · clear
Acer-g Engineering
San Francisco, CA · CSLB #1143200 · as of June 27, 2026
Active · clear
Ace Transport Services INC
Medford, CA · CSLB #1152282 · as of June 27, 2026
Active · clear
A & C Grading INC
Watsonville, CA · CSLB #811282 · as of June 27, 2026
Active · clear
Ackland International INC
Oakland, CA · CSLB #722393 · as of June 27, 2026
Active · clear
Aclara SGS
St Louis, CA · CSLB #1084644 · as of June 27, 2026
Active · clear
Acme Bay Area Backflow INC
San Francisco, CA · CSLB #1028208 · as of June 27, 2026
Active · clear
Acon Builders Construction INC
Morgan Hill, CA · CSLB #644598 · as of June 27, 2026
Active · clear
Acon Development INC
Los Angeles, CA · CSLB #909943 · as of June 27, 2026
Active · clear
Acons Group
Newport Beach, CA · CSLB #1100842 · as of June 27, 2026
Active · clear
A + Construction INC
Felton, CA · CSLB #760629 · as of June 27, 2026
Active · clear
A+ Contractor INC
San Leandro, CA · CSLB #1157033 · as of June 27, 2026
Active · clear
Acorn Onsite INC
Livermore, CA · CSLB #499418 · as of June 27, 2026
Active · clear
Acosta Engineering
Whittier, CA · CSLB #872733 · as of June 27, 2026
Active · clear
Oscar Acosta
Snellville, CA · CSLB #989621 · as of June 27, 2026
Active · clear
Acosta Pipeline INC
Ontario, CA · CSLB #1064810 · as of June 27, 2026
Active · clear
Acosta & Sons Sewer Contractor
Glendale, CA · CSLB #273035 · as of June 27, 2026
Active · clear
A C Paving Company
Whittier, CA · CSLB #870652 · as of June 27, 2026
Active · clear
A C P I
Spokane, CA · CSLB #812285 · as of June 27, 2026
Active · clear
Acr Design & Build
Sunset Beach, CA · CSLB #629286 · as of June 27, 2026
Active · clear
Acs - 8a
Norman, CA · CSLB #1014371 · as of June 27, 2026
Active · clear
A & C Salazar Construction INC
Chula Vista, CA · CSLB #1152906 · as of June 27, 2026
Active · clear
Jeremiah Curtis DBA A C Septic Service
Shingle Springs, CA · CSLB #991785 · as of June 27, 2026
Active · clear
Acs General Engineering
Cottonwood, CA · CSLB #1095070 · as of June 27, 2026
Active · clear
Acs Linxs O & M Holdings LLC
Coral Gables, CA · CSLB #1156248 · as of June 27, 2026
Active · clear
Act 1 Construction INC
Norco, CA · CSLB #657517 · as of June 27, 2026
Active · clear
Act2ev LLC
Los Gatos, CA · CSLB #1107223 · as of June 27, 2026
Active · clear
Action Asphalt
Vacaville, CA · CSLB #1101962 · as of June 27, 2026
Active · clear
Action Asphalt Maintenance INC
Sacramento, CA · CSLB #772113 · as of June 27, 2026
Active · clear
Action Cleanup Environmental Services INC
Carson, CA · CSLB #1032945 · as of June 27, 2026
Active · clear
Action Professionals Design & Construction
South Pasadena, CA · CSLB #516897 · as of June 27, 2026
Active · clear
Action Sanitary INC
Lower Lake, CA · CSLB #716550 · as of June 27, 2026
Active · clear
Active Builders & Remodeling
Carson, CA · CSLB #626147 · as of June 27, 2026
Active · clear
Active Construction Services INC
Bakersfield, CA · CSLB #1091285 · as of June 27, 2026
Active · clear
Ac Tractor INC
Redding, CA · CSLB #1151651 · as of June 27, 2026
Active · clear
Acuna Corp
Whittier, CA · CSLB #835730 · as of June 27, 2026
Active · clear
Acunas Engineering INC
Mira Loma, CA · CSLB #1140735 · as of June 27, 2026
Active · clear
Acustruct
Concord, CA · CSLB #815096 · as of June 27, 2026
Active · clear
A Cut Above Grading INC
Caldwell, CA · CSLB #985536 · as of June 27, 2026
Active · clear
Acw General Engineering
El Cajon, CA · CSLB #1061627 · as of June 27, 2026
Active · clear
Ada General Eng INC
Oxnard, CA · CSLB #1091745 · as of June 27, 2026
Active · clear
Adam Construction
San Francisco, CA · CSLB #725014 · as of June 27, 2026
Active · clear
Adame Communications INC
Anaheim, CA · CSLB #1088089 · as of June 27, 2026
Active · clear
Adam's Asphalt
Murphys, CA · CSLB #1015782 · as of June 27, 2026
Active · clear
Carolyn A Adams
Dublin, CA · CSLB #669918 · as of June 27, 2026
Active · clear
Adams Construction
Burson, CA · CSLB #1077880 · as of June 27, 2026
Active · clear
Adams Construction Services
Fountain Valley, CA · CSLB #891511 · as of June 27, 2026
Active · clear
Adams Contracting And Consulting
Oak Hills, CA · CSLB #1135297 · as of June 27, 2026
Active · clear
Adams Engineering
Dixon, CA · CSLB #945257 · as of June 27, 2026
Active · clear
Frank Robert Adams JR
Rocklin, CA · CSLB #654626 · as of June 27, 2026
Active · clear
Adams & Smith INC
Lindon, CA · CSLB #311967 · as of June 27, 2026
Active · clear
Adaptive Stainless INC
Springfield, CA · CSLB #772628 · as of June 27, 2026
Active · clear
Adb Construction Group
Santa Ana, CA · CSLB #987122 · as of June 27, 2026
Active · clear
Adb Enterprise
Long Beach, CA · CSLB #1080942 · as of June 27, 2026
Active · clear
A & D Builders
San Jose, CA · CSLB #884861 · as of June 27, 2026
Active · clear
Add A Garage INC
San Francisco, CA · CSLB #660611 · as of June 27, 2026
Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of June 27, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.