Licensed General Engineering (A) contractors in California

The California Contractors State License Board (CSLB) lists 15,265 California contractors classified A (General Engineering (A)). Each entry below links to a full dossier with license status, insurance, bond, and enforcement — as of July 7, 2026.

Showing 9,841–9,900 of 15,265 contractors

Eric Othman
Stanton, CA · CSLB #1110509 · as of July 7, 2026
Active · clear
Mark Ottenwalter
Colusa, CA · CSLB #929573 · as of July 7, 2026
Active · clear
Otter Construction
Pleasanton, CA · CSLB #730162 · as of July 7, 2026
Active · clear
Jeff Ott Construction
Yucaipa, CA · CSLB #536394 · as of July 7, 2026
Active · clear
Ottman Technology Construction
Prescott, CA · CSLB #610512 · as of July 7, 2026
Active · clear
John F Otto INC DBA Otto Construction
Sacramento, CA · CSLB #178809 · as of July 7, 2026
Active · clear
Our World Energy
Phoenix, CA · CSLB #1151516 · as of July 7, 2026
Active · clear
Ouse Electrical Contracting
Turlock, CA · CSLB #869340 · as of July 7, 2026
Active · clear
Ken Ouse
Snelling, CA · CSLB #1009876 · as of July 7, 2026
Active · clear
Outback Contractors, INC
Red Bluff, CA · CSLB #950145 · as of July 7, 2026
Active · clear
Outdoor Aluminum INC
Geneva, CA · CSLB #568430 · as of July 7, 2026
Active · clear
Outdoor Concepts Landscape & Design INC
Laguna Niguel, CA · CSLB #831378 · as of July 7, 2026
Active · clear
Outdoor Environments/underground Boring Systems
Sandy, CA · CSLB #488532 · as of July 7, 2026
Active · clear
Out Door Solutions
Palo Alto, CA · CSLB #968298 · as of July 7, 2026
Active · clear
Out Engineering Construction Services INC
Yucaipa, CA · CSLB #1126923 · as of July 7, 2026
Active · clear
Outlaw Foods INC
Nevada City, CA · CSLB #1148569 · as of July 7, 2026
Active · clear
Outside Plant Construction INC
Pasadena, CA · CSLB #1141957 · as of July 7, 2026
Active · clear
Outside The Lines INC
Anaheim, CA · CSLB #899893 · as of July 7, 2026
Active · clear
Outsource
Artesia, CA · CSLB #968395 · as of July 7, 2026
Active · clear
Ouyang General Engineering INC
San Leandro, CA · CSLB #1136523 · as of July 7, 2026
Active · clear
Ovalle Tractor And Trucking
Clovis, CA · CSLB #1060378 · as of July 7, 2026
Active · clear
Ove Naerbo
Fallbrook, CA · CSLB #523354 · as of July 7, 2026
Active · clear
C Overaa & CO
Richmond, CA · CSLB #106793 · as of July 7, 2026
Active · clear
Overall Engineering
Oxnard, CA · CSLB #1053427 · as of July 7, 2026
Active · clear
Over And Under Construction INC
Santa Rosa, CA · CSLB #1148786 · as of July 7, 2026
Active · clear
Overstreet INC
Yucaipa, CA · CSLB #1017323 · as of July 7, 2026
Active · clear
Overton Engineering INC DBA Overton Construction INC
Santa Cruz, CA · CSLB #1081656 · as of July 7, 2026
Active · clear
Overwatch Amoroso LLC
Orange, CA · CSLB #1099616 · as of July 7, 2026
Active · clear
Uyiosa Oviawe
Tracy, CA · CSLB #1063009 · as of July 7, 2026
Active · clear
Owen
Castro Valley, CA · CSLB #395410 · as of July 7, 2026
Active · clear
Mike Owen Fabrication INC
Bakersfield, CA · CSLB #875042 · as of July 7, 2026
Active · clear
Owens Const
Applegate, CA · CSLB #434077 · as of July 7, 2026
Active · clear
Owens Construction & Engineering INC
Bakersfield, CA · CSLB #990827 · as of July 7, 2026
Active · clear
Owens/maurer Construction INC
Bakersfield, CA · CSLB #1013585 · as of July 7, 2026
Active · clear
Owner Builder BY You
Fairfield, CA · CSLB #1148057 · as of July 7, 2026
Active · clear
Oxbo INC
Scappoose, CA · CSLB #1118603 · as of July 7, 2026
Active · clear
Oxborrow Enterprises INC
Coalinga, CA · CSLB #613333 · as of July 7, 2026
Active · clear
Baghouse Services INC DBA Oxidizers INC
Corona, CA · CSLB #679456 · as of July 7, 2026
Active · clear
Ozinga Energy LLC
Mokena, CA · CSLB #1076131 · as of July 7, 2026
Active · clear
Ozzcorp INC
Bishop, CA · CSLB #982039 · as of July 7, 2026
Active · clear
P2S LP
Long Beach, CA · CSLB #1125826 · as of July 7, 2026
Active · clear
P31 Enterprises INC
Oroville, CA · CSLB #1033427 · as of July 7, 2026
Active · clear
P6 Commercial Maintenance
Newcastle, CA · CSLB #1029453 · as of July 7, 2026
Active · clear
Pac Bay Environmental Services INC
Oakland, CA · CSLB #1034033 · as of July 7, 2026
Active · clear
Pace Setter Plumbing Corporation
Lancaster, CA · CSLB #544777 · as of July 7, 2026
Active · clear
Pacfic States-tyrrell A Joint Venture
Dublin, CA · CSLB #1092458 · as of July 7, 2026
Active · clear
Pacheco Backhoe Service
Willows, CA · CSLB #987282 · as of July 7, 2026
Active · clear
Pacheco Landscape & Construction INC
Livermore, CA · CSLB #435415 · as of July 7, 2026
Active · clear
Pacifica Construction
Saratoga, CA · CSLB #511556 · as of July 7, 2026
Active · clear
Pacific Allied Group INC
Corona, CA · CSLB #1083866 · as of July 7, 2026
Active · clear
Pacific Aquascape International INC
Fountain Valley, CA · CSLB #972335 · as of July 7, 2026
Active · clear
Pacific Bay Construction INC
Lawndale, CA · CSLB #1033585 · as of July 7, 2026
Active · clear
Pacific Bear Engineering INC
San Clemente, CA · CSLB #1050241 · as of July 7, 2026
Active · clear
Pacific Boring Incorporated
Caruthers, CA · CSLB #553794 · as of July 7, 2026
Active · clear
Pacific Builder INC
Laguna Niguel, CA · CSLB #978931 · as of July 7, 2026
Active · clear
Pacific Builders Of Slo INC
San Luis Obispo, CA · CSLB #854395 · as of July 7, 2026
Active · clear
Pacific Built INC A California Corporation
Tahoe City, CA · CSLB #797068 · as of July 7, 2026
Active · clear
Pacific Coast Construction INC
Lawndale, CA · CSLB #757679 · as of July 7, 2026
Active · clear
Pacific Coast Construction & Land CO
Monterey, CA · CSLB #1110109 · as of July 7, 2026
Active · clear
Pacific Coast Construction SVC INC
Elk Grove, CA · CSLB #958208 · as of July 7, 2026
Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of July 7, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.