Licensed General Engineering (A) contractors in California

The California Contractors State License Board (CSLB) lists 15,269 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 10, 2026.

Showing 12,121–12,180 of 15,269 contractors

Signal Hill Construction
Long Beach, CA · CSLB #289892 · as of July 10, 2026
Active · clear
S I International INC
Torrance, CA · CSLB #956680 · as of July 10, 2026
Active · clear
Sikes Asphalt Group INC
Santa Rosa, CA · CSLB #827774 · as of July 10, 2026
Active · clear
Silcon Constructors INC
Marina, CA · CSLB #972926 · as of July 10, 2026
Active · clear
Silicon Valley Dirt Works INC
San Jose, CA · CSLB #1079000 · as of July 10, 2026
Active · clear
Silicon Valley Paving INC
San Jose, CA · CSLB #732923 · as of July 10, 2026
Active · clear
Silke Communications Solutions INC
Sacramento, CA · CSLB #1057507 · as of July 10, 2026
Active · clear
Siller Construction CO
Lincoln, CA · CSLB #1008603 · as of July 10, 2026
Active · clear
Daryl M Siller
Lincoln, CA · CSLB #1080596 · as of July 10, 2026
Active · clear
Siller & Siller Construction INC
Penn Valley, CA · CSLB #1139072 · as of July 10, 2026
Active · clear
William Silletti & Associates
Granada Hills, CA · CSLB #518820 · as of July 10, 2026
Active · clear
Silman Industries
San Leandro, CA · CSLB #906985 · as of July 10, 2026
Active · clear
Silva Backhoe Services INC
Glendora, CA · CSLB #929272 · as of July 10, 2026
Active · clear
Silva Contractors INC
Pinole, CA · CSLB #995639 · as of July 10, 2026
Active · clear
Ernie Jason Silva
Ventura, CA · CSLB #982507 · as of July 10, 2026
Active · clear
Silva-management And Construction Services LLC
San Francisco, CA · CSLB #1099609 · as of July 10, 2026
Active · clear
Silva's Pipeline INC
Hayward, CA · CSLB #229986 · as of July 10, 2026
Active · clear
Stacy L Silva Construction
Byron, CA · CSLB #525155 · as of July 10, 2026
Active · clear
Silveira Construction LLC
Hollister, CA · CSLB #1074022 · as of July 10, 2026
Active · clear
S E Silveira
San Rafael, CA · CSLB #694120 · as of July 10, 2026
Active · clear
Silveira's Engineering
Torrance, CA · CSLB #1092952 · as of July 10, 2026
Active · clear
Silverado Contractors INC
Emeryville, CA · CSLB #782547 · as of July 10, 2026
Active · clear
Silverado Estate Enterprises INC
Sonora, CA · CSLB #526414 · as of July 10, 2026
Active · clear
Silverado-pankow JV
Pasadena, CA · CSLB #1091482 · as of July 10, 2026
Active · clear
Silverback Construction INC
Fresno, CA · CSLB #1141397 · as of July 10, 2026
Active · clear
Silver Development & Associates INC
Ojai, CA · CSLB #793821 · as of July 10, 2026
Active · clear
Silverlake Constructors
Los Angeles, CA · CSLB #1130957 · as of July 10, 2026
Active · clear
Silver Services
Fairfax, CA · CSLB #831388 · as of July 10, 2026
Active · clear
Silver Star Construction Engineering INC
Glendale, CA · CSLB #971938 · as of July 10, 2026
Active · clear
Silver Star Plumbing INC
Redondo Beach, CA · CSLB #523782 · as of July 10, 2026
Active · clear
Silverstate Development Corp
San Jose, CA · CSLB #793982 · as of July 10, 2026
Active · clear
R A L Investment Corporation DBA Silverstrand Construction
San Diego, CA · CSLB #927409 · as of July 10, 2026
Active · clear
Silvestre's Mechanical Company INC
Lodi, CA · CSLB #579216 · as of July 10, 2026
Active · clear
Sim Engineering INC
Fallbrook, CA · CSLB #688326 · as of July 10, 2026
Active · clear
Simeon Corporation
Scottsdale, CA · CSLB #927693 · as of July 10, 2026
Active · clear
Simerly Construction INC
Cameron Park, CA · CSLB #1068378 · as of July 10, 2026
Active · clear
Simerson Construction LLC
Carson City, CA · CSLB #1064266 · as of July 10, 2026
Active · clear
Simgel CO INC
Los Angeles, CA · CSLB #638371 · as of July 10, 2026
Active · clear
John Simich Construction INC
San Pedro, CA · CSLB #410855 · as of July 10, 2026
Active · clear
Simile Construction Service INC
Modesto, CA · CSLB #794642 · as of July 10, 2026
Active · clear
Simi Valley Plumbing INC
Simi Valley, CA · CSLB #304424 · as of July 10, 2026
Active · clear
Simmons Company
Scotts Valley, CA · CSLB #439083 · as of July 10, 2026
Active · clear
Simmons Construction INC
Bakersfield, CA · CSLB #718108 · as of July 10, 2026
Active · clear
Travis J Simmons
Hayward, CA · CSLB #950233 · as of July 10, 2026
Active · clear
Simmons-tressler Civil Construction INC
San Andreas, CA · CSLB #1123482 · as of July 10, 2026
Active · clear
John Simoes
Carmichael, CA · CSLB #913428 · as of July 10, 2026
Active · clear
Simon And Son Earthworks General Engineering
Sanger, CA · CSLB #1104299 · as of July 10, 2026
Active · clear
Richard Simonian
Santa Ana, CA · CSLB #240249 · as of July 10, 2026
Active · clear
Simons Construction INC
Templeton, CA · CSLB #783970 · as of July 10, 2026
Active · clear
Clifton O Simonson
Ventura, CA · CSLB #965312 · as of July 10, 2026
Active · clear
Bobby Simpson & Sons Enterprises INC
San Diego, CA · CSLB #1021946 · as of July 10, 2026
Active · clear
Simpson & Simpson INC
Auburn, CA · CSLB #184056 · as of July 10, 2026
Active · clear
Sim Sanitation INC
Tehachapi, CA · CSLB #939122 · as of July 10, 2026
Active · clear
Sims Grading INC
Vista, CA · CSLB #964316 · as of July 10, 2026
Active · clear
Brenden Simunaci/simunaci Construction
Columbia, CA · CSLB #619757 · as of July 10, 2026
Active · clear
Sinanian
Tarzana, CA · CSLB #455273 · as of July 10, 2026
Active · clear
Sinanian Construction
Tarzana, CA · CSLB #405139 · as of July 10, 2026
Active · clear
Gerard Sinanian
Tarzana, CA · CSLB #1046324 · as of July 10, 2026
Active · clear
Sinclair General Engineering Construction INC
Oakdale, CA · CSLB #818693 · as of July 10, 2026
Active · clear
Sines Construction INC
Oregon City, CA · CSLB #997194 · as of July 10, 2026
Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of July 10, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.