Licensed General Engineering (A) contractors in California

The California Contractors State License Board (CSLB) lists 15,260 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 9, 2026.

Showing 11,521–11,580 of 15,260 contractors

Rudolph & Sons
Antioch, CA · CSLB #813850 · as of July 9, 2026
Active · clear
Jack A Rudometkin Const CO
Whittier, CA · CSLB #331651 · as of July 9, 2026
Active · clear
Rugged Rock Engineering
Nevada City, CA · CSLB #1092309 · as of July 9, 2026
Active · clear
A Ruiz Construction CO & Assoc INC
San Francisco, CA · CSLB #427657 · as of July 9, 2026
Active · clear
A S Ruiz Concrete Construction
Ukiah, CA · CSLB #807815 · as of July 9, 2026
Active · clear
Ruiz Demolition
Pacoima, CA · CSLB #1068516 · as of July 9, 2026
Active · clear
Ruiz Engineering
Long Beach, CA · CSLB #966395 · as of July 9, 2026
Active · clear
Ruiz Family Enterprises INC
Kingsburg, CA · CSLB #1055499 · as of July 9, 2026
Active · clear
Rummel Construction INC
Scottsdale, CA · CSLB #979592 · as of July 9, 2026
Active · clear
Rumsey / Lang Well Drilling & Pumps INC
Shingle Springs, CA · CSLB #936606 · as of July 9, 2026
Active · clear
Scott Runels Construction
Fort Rock, CA · CSLB #342700 · as of July 9, 2026
Active · clear
Ruppert INC
Truckee, CA · CSLB #874569 · as of July 9, 2026
Active · clear
Rupps Construction Company
Perris, CA · CSLB #733010 · as of July 9, 2026
Active · clear
Rural Contracting
Mesa, CA · CSLB #860933 · as of July 9, 2026
Active · clear
Rural Focus INC DBA Rural Focus
Placerville, CA · CSLB #1080727 · as of July 9, 2026
Active · clear
Rushmore Construction Company INC
Los Angeles, CA · CSLB #1085559 · as of July 9, 2026
Active · clear
Russell Construction
Santa Ynez, CA · CSLB #678996 · as of July 9, 2026
Active · clear
J L Russell Construction - Restoration CO
Rancho Cucamonga, CA · CSLB #702875 · as of July 9, 2026
Active · clear
Mike Russell Construction INC
Marysville, CA · CSLB #916530 · as of July 9, 2026
Active · clear
Russell Oil Field Services DBA Russell Trucking
Rio Linda, CA · CSLB #854616 · as of July 9, 2026
Active · clear
Russo Environmental Services, INC
Pittsburg, CA · CSLB #917426 · as of July 9, 2026
Active · clear
Rutherford Construction Services INC
Somis, CA · CSLB #1120375 · as of July 9, 2026
Active · clear
Rutherford Diversified Industries INC
Sierra Vista, CA · CSLB #857120 · as of July 9, 2026
Active · clear
Ruva Engineering INC
Fresno, CA · CSLB #1130217 · as of July 9, 2026
Active · clear
R V Concrete INC
Anaheim, CA · CSLB #924742 · as of July 9, 2026
Active · clear
R W C Construction Services INC
Huntington Beach, CA · CSLB #1065921 · as of July 9, 2026
Active · clear
R & W Concrete Contractors Incorporated
San Carlos, CA · CSLB #306552 · as of July 9, 2026
Active · clear
RWJ Construction Services
Winchester, CA · CSLB #1091219 · as of July 9, 2026
Active · clear
R W R Construction INC
San Rafael, CA · CSLB #527433 · as of July 9, 2026
Active · clear
RX Lodge
Granite Bay, CA · CSLB #1082749 · as of July 9, 2026
Active · clear
Ryanco Construction
Laguna Hills, CA · CSLB #1093612 · as of July 9, 2026
Active · clear
The Ryan Company INC DBA The Ryan Company Incorporated Of
Norton, CA · CSLB #774698 · as of July 9, 2026
Active · clear
Ryan Engineering Incorporated
Sonoma, CA · CSLB #476513 · as of July 9, 2026
Active · clear
W J Ryan
Santa Rosa, CA · CSLB #757262 · as of July 9, 2026
Active · clear
Ryco INC
Reseda, CA · CSLB #1059647 · as of July 9, 2026
Active · clear
Rycon
Fullerton, CA · CSLB #971914 · as of July 9, 2026
Active · clear
R Y Construction
Lower Lake, CA · CSLB #567251 · as of July 9, 2026
Active · clear
S2 / H Construction Group
San Francisco, CA · CSLB #772896 · as of July 9, 2026
Active · clear
George M Saam Iii
Santa Cruz, CA · CSLB #330675 · as of July 9, 2026
Active · clear
Sabby Enterprise
Marina Del Rey, CA · CSLB #693306 · as of July 9, 2026
Active · clear
Thomas Issa Saberi
San Francisco, CA · CSLB #1075023 · as of July 9, 2026
Active · clear
Sabetian Contracting
Tiburon, CA · CSLB #1131008 · as of July 9, 2026
Active · clear
Saboo INC
Brentwood, CA · CSLB #896479 · as of July 9, 2026
Active · clear
Sabovich And Sons Engineering INC
Arroyo Grande, CA · CSLB #707288 · as of July 9, 2026
Active · clear
Sabu
Riverside, CA · CSLB #853837 · as of July 9, 2026
Active · clear
S A C INC
Hughson, CA · CSLB #466803 · as of July 9, 2026
Active · clear
Sa Connects A Joint Venture
Corapolis, CA · CSLB #1103030 · as of July 9, 2026
Active · clear
Sacramento Engineers & Contractors INC
Sacramento, CA · CSLB #1132954 · as of July 9, 2026
Active · clear
Sacvalley General Engineering INC
Elk Grove, CA · CSLB #1123371 · as of July 9, 2026
Active · clear
Saddick Construction Company INC
Glendale, CA · CSLB #751864 · as of July 9, 2026
Active · clear
Saddleback Development Corporation
Trabuco Canyon, CA · CSLB #870126 · as of July 9, 2026
Active · clear
Sae Consulting Engineering
San Jose, CA · CSLB #987625 · as of July 9, 2026
Active · clear
Sael Construction Corporation
San Diego, CA · CSLB #1086338 · as of July 9, 2026
Active · clear
Saenz Landscape Construction Company
Rancho Cordova, CA · CSLB #551658 · as of July 9, 2026
Active · clear
Safe2core INC
San Jose, CA · CSLB #940453 · as of July 9, 2026
Active · clear
Safe Drain Stormwater Holdings INC
Oakdale, CA · CSLB #1076821 · as of July 9, 2026
Active · clear
Safe Engineering Construction
Oakley, CA · CSLB #564297 · as of July 9, 2026
Active · clear
Safe - Ex INC
Riverside, CA · CSLB #1107365 · as of July 9, 2026
Active · clear
Safeguard Industries
Henderson, CA · CSLB #1021082 · as of July 9, 2026
Active · clear
Safeprobe INC
Panorama City, CA · CSLB #768257 · as of July 9, 2026
Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of July 9, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.