Licensed General Engineering (A) contractors in California

The California Contractors State License Board (CSLB) lists 15,129 California contractors classified A (General Engineering (A)). Each entry below links to a full dossier with license status, insurance, bond, and enforcement — as of October 6, 2026.

Showing 241–300 of 15,129 contractors

Ace Fence Company
City Of Industry, CA · CSLB #996577 · as of October 6, 2026
Active · clear
Ace-high Engineering
Brentwood, CA · CSLB #1080733 · as of October 6, 2026
Active · clear
A-c Electric Company
Bakersfield, CA · CSLB #99849 · as of October 6, 2026
Active · clear
Ace Low Voltage
Anaheim, CA · CSLB #1058634 · as of October 6, 2026
Active · clear
A C Engineering Group INC
Corona, CA · CSLB #925204 · as of October 6, 2026
Active · clear
Ace Petroleum Services
Los Angeles, CA · CSLB #890205 · as of October 6, 2026
Active · clear
Ace Plumbing & Rooter
San Francisco, CA · CSLB #829071 · as of October 6, 2026
Active · clear
Acer Contracting LLC
El Cajon, CA · CSLB #1155281 · as of October 6, 2026
Active · clear
Acer Fire Protection INC
Montclair, CA · CSLB #1047478 · as of October 6, 2026
Active · clear
Acer-g Engineering
San Francisco, CA · CSLB #1143200 · as of October 6, 2026
Active · clear
Ace Transport Services INC
Medford, CA · CSLB #1152282 · as of October 6, 2026
Active · clear
A & C Grading INC
Watsonville, CA · CSLB #811282 · as of October 6, 2026
Active · clear
Ackland International INC
Oakland, CA · CSLB #722393 · as of October 6, 2026
Active · clear
Ackley Engineering
Quincy, CA · CSLB #1043793 · as of October 6, 2026
Active · clear
Aclara SGS
St Louis, CA · CSLB #1084644 · as of October 6, 2026
Active · clear
Acme Bay Area Backflow INC
San Francisco, CA · CSLB #1028208 · as of October 6, 2026
Active · clear
Acon Builders Construction INC
Morgan Hill, CA · CSLB #644598 · as of October 6, 2026
Active · clear
Acon Development INC
Los Angeles, CA · CSLB #909943 · as of October 6, 2026
Active · clear
Acons Group
Newport Beach, CA · CSLB #1100842 · as of October 6, 2026
Active · clear
A + Construction INC
Felton, CA · CSLB #760629 · as of October 6, 2026
Active · clear
A+ Contractor INC
San Leandro, CA · CSLB #1157033 · as of October 6, 2026
Active · clear
Acorn Onsite INC
Livermore, CA · CSLB #499418 · as of October 6, 2026
Active · clear
Acosta Engineering
Whittier, CA · CSLB #872733 · as of October 6, 2026
Active · clear
Oscar Acosta
Snellville, CA · CSLB #989621 · as of October 6, 2026
Active · clear
Acosta Pipeline INC
Ontario, CA · CSLB #1064810 · as of October 6, 2026
Active · clear
Acosta & Sons Sewer Contractor
Glendale, CA · CSLB #273035 · as of October 6, 2026
Active · clear
A C Paving Company
Whittier, CA · CSLB #870652 · as of October 6, 2026
Active · clear
A C P I
Spokane, CA · CSLB #812285 · as of October 6, 2026
Active · clear
Acr Design & Build
Sunset Beach, CA · CSLB #629286 · as of October 6, 2026
Active · clear
Acs - 8a
Norman, CA · CSLB #1014371 · as of October 6, 2026
Active · clear
A & C Salazar Construction INC
Chula Vista, CA · CSLB #1152906 · as of October 6, 2026
Active · clear
Acs Alstom Fluor Hochtief Om JV
Pittsburgh, CA · CSLB #1159321 · as of October 6, 2026
Active · clear
Acs General Engineering
Cottonwood, CA · CSLB #1095070 · as of October 6, 2026
Active · clear
Acs Linxs O & M Holdings LLC
Coral Gables, CA · CSLB #1156248 · as of October 6, 2026
Active · clear
Act 1 Construction INC
Norco, CA · CSLB #657517 · as of October 6, 2026
Active · clear
Act2ev LLC
Los Gatos, CA · CSLB #1107223 · as of October 6, 2026
Active · clear
Action Asphalt
Vacaville, CA · CSLB #1101962 · as of October 6, 2026
Active · clear
Action Asphalt Maintenance INC
Sacramento, CA · CSLB #772113 · as of October 6, 2026
Active · clear
Action Cleanup Environmental Services INC
Carson, CA · CSLB #1032945 · as of October 6, 2026
Active · clear
Action Sanitary INC
Lower Lake, CA · CSLB #716550 · as of October 6, 2026
Active · clear
Active Builders & Remodeling
Carson, CA · CSLB #626147 · as of October 6, 2026
Active · clear
Active Construction Services INC
Bakersfield, CA · CSLB #1091285 · as of October 6, 2026
Active · clear
Ac Tractor INC
Redding, CA · CSLB #1151651 · as of October 6, 2026
Active · clear
Acuna Corp
Whittier, CA · CSLB #835730 · as of October 6, 2026
Active · clear
Acunas Engineering INC
Mira Loma, CA · CSLB #1140735 · as of October 6, 2026
Active · clear
Acustruct
Concord, CA · CSLB #815096 · as of October 6, 2026
Active · clear
A Cut Above Grading INC
Caldwell, CA · CSLB #985536 · as of October 6, 2026
Active · clear
Acw General Engineering
El Cajon, CA · CSLB #1061627 · as of October 6, 2026
Active · clear
Ada General Eng INC
Oxnard, CA · CSLB #1091745 · as of October 6, 2026
Active · clear
Adam Construction
San Francisco, CA · CSLB #725014 · as of October 6, 2026
Active · clear
Adame Communications INC
Anaheim, CA · CSLB #1088089 · as of October 6, 2026
Active · clear
Adam's Asphalt
Murphys, CA · CSLB #1015782 · as of October 6, 2026
Active · clear
Carolyn A Adams
Dublin, CA · CSLB #669918 · as of October 6, 2026
Active · clear
Adams Construction
Burson, CA · CSLB #1077880 · as of October 6, 2026
Active · clear
Adams Construction Services
Fountain Valley, CA · CSLB #891511 · as of October 6, 2026
Active · clear
Adams Contracting And Consulting
Oak Hills, CA · CSLB #1135297 · as of October 6, 2026
Active · clear
Adams Engineering
Dixon, CA · CSLB #945257 · as of October 6, 2026
Active · clear
Adam Sevier
Bakersfield, CA · CSLB #1162075 · as of October 6, 2026
Active · clear
Frank Robert Adams JR
Rocklin, CA · CSLB #654626 · as of October 6, 2026
Active · clear
Adams & Smith INC
Lindon, CA · CSLB #311967 · as of October 6, 2026
Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of October 6, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.