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 12,481–12,540 of 15,269 contractors

Specialized Environmental Technologies Corporation
Riverside, CA · CSLB #1139442 · as of July 10, 2026
Active · clear
Specialized Professional Engineering And Construction Services
Yorba Linda, CA · CSLB #531938 · as of July 10, 2026
Active · clear
Specialized Shaping
Durham, CA · CSLB #705386 · as of July 10, 2026
Active · clear
Specialty Construction
San Luis Obispo, CA · CSLB #619361 · as of July 10, 2026
Active · clear
Specialty Crane & Rigging
Goleta, CA · CSLB #676127 · as of July 10, 2026
Active · clear
Specialty Septic
Fallbrook, CA · CSLB #1045401 · as of July 10, 2026
Active · clear
Douglas Charles Speck
Brisbane, CA · CSLB #1057510 · as of July 10, 2026
Active · clear
Specktrum Engineering
Temecula, CA · CSLB #804150 · as of July 10, 2026
Active · clear
Spectrum Builders & Renovations INC
Sacramento, CA · CSLB #1105619 · as of July 10, 2026
Active · clear
Spectrum Services Group INC
Sacramento, CA · CSLB #927480 · as of July 10, 2026
Active · clear
Spectrumss General Engineering
Burlingame, CA · CSLB #1097582 · as of July 10, 2026
Active · clear
Speedway Constructors INC
San Diego, CA · CSLB #855764 · as of July 10, 2026
Active · clear
Speedy Building And Construction
San Francisco, CA · CSLB #1036144 · as of July 10, 2026
Active · clear
Speelman Excavation INC
Ripon, CA · CSLB #734167 · as of July 10, 2026
Active · clear
Spektren Engineering INC
Gilroy, CA · CSLB #1134190 · as of July 10, 2026
Active · clear
J Spellman Construction INC
Huntington Beach, CA · CSLB #539599 · as of July 10, 2026
Active · clear
Spencer Construction LLC
Tucson, CA · CSLB #1146173 · as of July 10, 2026
Active · clear
Showplace Homes INC DBA J R Spencer Construction
San Luis Obispo, CA · CSLB #412180 · as of July 10, 2026
Active · clear
Spencon Construction INC
Danville, CA · CSLB #820205 · as of July 10, 2026
Active · clear
Sperber Landscape Companies LLC
Westlake Village, CA · CSLB #1039287 · as of July 10, 2026
Active · clear
S & P Excavating
Penn Valley, CA · CSLB #947084 · as of July 10, 2026
Active · clear
Spiess Construction CO INC
Santa Maria, CA · CSLB #333989 · as of July 10, 2026
Active · clear
Spiker's Grading And Excavating LLC
Apple Valley, CA · CSLB #1091888 · as of July 10, 2026
Active · clear
Mike Spillane General Eng. & Plumbing Contractor
Redwood City, CA · CSLB #651043 · as of July 10, 2026
Active · clear
Spillsafe Environmental
Forest Falls, CA · CSLB #1102464 · as of July 10, 2026
Active · clear
T & S Construction CO INC DBA Thomas B Spinella Construction
Sacramento, CA · CSLB #301528 · as of July 10, 2026
Active · clear
Spiniello Companies
Livingston, CA · CSLB #751598 · as of July 10, 2026
Active · clear
Spiniello Infrastructure West INC
Pomona, CA · CSLB #1044834 · as of July 10, 2026
Active · clear
Spintek Filtration INC
Los Alamitos, CA · CSLB #962148 · as of July 10, 2026
Active · clear
Spira-loc
El Cajon, CA · CSLB #583829 · as of July 10, 2026
Active · clear
Spiteri Builders INC
San Carlos, CA · CSLB #653707 · as of July 10, 2026
Active · clear
Splash Of Class Painting And Construction
Castro Valley, CA · CSLB #1063848 · as of July 10, 2026
Active · clear
Splice Construction CO INC
Laguna Niguel, CA · CSLB #1094036 · as of July 10, 2026
Active · clear
S P M Builders
Manhattan Beach, CA · CSLB #864806 · as of July 10, 2026
Active · clear
Spohn Ranch INC
Los Angeles, CA · CSLB #761475 · as of July 10, 2026
Active · clear
Sport Hill Trucking
Jackson, CA · CSLB #719419 · as of July 10, 2026
Active · clear
Sports Construction Consultant
Alamo, CA · CSLB #1077574 · as of July 10, 2026
Active · clear
Sport Striping / Sport Build
Tigard, CA · CSLB #828164 · as of July 10, 2026
Active · clear
Sport Surfaces Distributing INC
Bemalillo, CA · CSLB #840671 · as of July 10, 2026
Active · clear
Sposeto Engineering INC
Livermore, CA · CSLB #310292 · as of July 10, 2026
Active · clear
A C Spraggins Engineering & Underground INC
Ontario, CA · CSLB #383440 · as of July 10, 2026
Active · clear
Spratt Excavating
Cottonwood, CA · CSLB #792644 · as of July 10, 2026
Active · clear
Richard L Sprinkel
San Clemente, CA · CSLB #534879 · as of July 10, 2026
Active · clear
Sprinturf LLC
Daniel Island, CA · CSLB #589388 · as of July 10, 2026
Active · clear
Sprouse Communications INC
Paso Robles, CA · CSLB #724810 · as of July 10, 2026
Active · clear
Dave Spurr Excavating INC DBA Spurr CO
Paso Robles, CA · CSLB #708343 · as of July 10, 2026
Active · clear
SPX Cooling Engineering
Overland Park, CA · CSLB #1115202 · as of July 10, 2026
Active · clear
SPX Engineering INC
Los Angeles, CA · CSLB #1083424 · as of July 10, 2026
Active · clear
Spye Conservation Incorporated
Petaluma, CA · CSLB #1133557 · as of July 10, 2026
Active · clear
Squires Construction Services
Mission Viejo, CA · CSLB #1141499 · as of July 10, 2026
Active · clear
S R C Builders
Sacramento, CA · CSLB #525717 · as of July 10, 2026
Active · clear
SR Construction
Visalia, CA · CSLB #448137 · as of July 10, 2026
Active · clear
SR Diversified LLC
El Dorado Hills, CA · CSLB #999572 · as of July 10, 2026
Active · clear
S R Enterprises
Elk Grove, CA · CSLB #768515 · as of July 10, 2026
Active · clear
SR Epc LLC
Nashville, CA · CSLB #1037642 · as of July 10, 2026
Active · clear
SRK Engineering INC
Escondido, CA · CSLB #1017836 · as of July 10, 2026
Active · clear
S R M Contracting & Paving
Escondido, CA · CSLB #626277 · as of July 10, 2026
Active · clear
SRR General Engineering Constructors INC
Ceres, CA · CSLB #1085669 · as of July 10, 2026
Active · clear
S & S Bolted Tank LLC
Los Alamitos, CA · CSLB #1103863 · as of July 10, 2026
Active · clear
S & S Commercial Environmental Services INC
Corona, CA · CSLB #738979 · 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.