Licensed General Engineering (A) contractors in California

The California Contractors State License Board (CSLB) lists 15,385 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 2, 2026.

Showing 4,261–4,320 of 15,385 contractors

D & T Construction INC
Anderson, CA · CSLB #1110340 · as of July 2, 2026
Active · clear
DT General Engineering And Construction INC
Pismo Beach, CA · CSLB #1085431 · as of July 2, 2026
Active · clear
D T K Construction INC
Gardena, CA · CSLB #637017 · as of July 2, 2026
Active · clear
DTS Engineering Contractors INC
Long Beach, CA · CSLB #774290 · as of July 2, 2026
Active · clear
D T & Sons Excavating
San Miguel, CA · CSLB #910548 · as of July 2, 2026
Active · clear
DTS Telecom
Lompoc, CA · CSLB #922102 · as of July 2, 2026
Active · clear
D T Stellar General Engineering
Winchester, CA · CSLB #999662 · as of July 2, 2026
Active · clear
Dubi Gregorovic & Son INC
La Verne, CA · CSLB #1140837 · as of July 2, 2026
Active · clear
Rodney Lee Dubois
Colorado Springs, CA · CSLB #345583 · as of July 2, 2026
Active · clear
Duckworth Construction
Napa, CA · CSLB #814292 · as of July 2, 2026
Active · clear
Dudek
Encinitas, CA · CSLB #1129326 · as of July 2, 2026
Active · clear
Dudleys' Excavating Incorporated
Gerber, CA · CSLB #694077 · as of July 2, 2026
Active · clear
Dueck Bros Gneral Engineering Contractors
Santa Cruz, CA · CSLB #1100898 · as of July 2, 2026
Active · clear
Dueck Engineering INC
Sanger, CA · CSLB #1085254 · as of July 2, 2026
Active · clear
Bradley William Duerksen
Visalia, CA · CSLB #1006479 · as of July 2, 2026
Active · clear
Duerson Construction INC
Scotts Valley, CA · CSLB #771313 · as of July 2, 2026
Active · clear
Duff CO
Ione, CA · CSLB #742203 · as of July 2, 2026
Active · clear
Duffy General Engineering INC
Menifee, CA · CSLB #1118574 · as of July 2, 2026
Active · clear
Duffy Underground INC
Menifee, CA · CSLB #1155200 · as of July 2, 2026
Active · clear
R Dugan Construction INC
Mira Loma, CA · CSLB #621586 · as of July 2, 2026
Active · clear
Dugan Underground, Corporation
Camarillo, CA · CSLB #1115607 · as of July 2, 2026
Active · clear
Duhig Construction INC
Napa, CA · CSLB #850667 · as of July 2, 2026
Active · clear
Duininck INC
Prinsburg, CA · CSLB #816687 · as of July 2, 2026
Active · clear
Duke Plumbing INC
Upland, CA · CSLB #430513 · as of July 2, 2026
Active · clear
Dulinsky General Engineering
Winters, CA · CSLB #991295 · as of July 2, 2026
Active · clear
Dumarc Corporation
Anaheim, CA · CSLB #167616 · as of July 2, 2026
Active · clear
Dunbar Construction INC
Grand Terrace, CA · CSLB #1057276 · as of July 2, 2026
Active · clear
Chris Duncan Backhoe INC
Santa Ynez, CA · CSLB #881827 · as of July 2, 2026
Active · clear
Warren Duncan Contracting
San Bernardino, CA · CSLB #553327 · as of July 2, 2026
Active · clear
Dunham's Back-hoe Service
Sonoma, CA · CSLB #379304 · as of July 2, 2026
Active · clear
C Dunn Construction INC
Templeton, CA · CSLB #977953 · as of July 2, 2026
Active · clear
Dave C Dunn Company INC
Orinda, CA · CSLB #977795 · as of July 2, 2026
Active · clear
Dunn's Sand INC
Visalia, CA · CSLB #725537 · as of July 2, 2026
Active · clear
Dunn-wright General Engineering
Camarillo, CA · CSLB #958895 · as of July 2, 2026
Active · clear
Dun - Rite Excavating INC
Livermore, CA · CSLB #780025 · as of July 2, 2026
Active · clear
Eric Dunton Construction
Anderson, CA · CSLB #648542 · as of July 2, 2026
Active · clear
Duo Cap Construction INC
Ontario, CA · CSLB #1131376 · as of July 2, 2026
Active · clear
Kevin L Dupree
Compton, CA · CSLB #1002168 · as of July 2, 2026
Active · clear
Durabuild
Menifee, CA · CSLB #779259 · as of July 2, 2026
Active · clear
Dura Crane INC
Anderson, CA · CSLB #262544 · as of July 2, 2026
Active · clear
Duran Construction Group
San Jose, CA · CSLB #974298 · as of July 2, 2026
Active · clear
Duran Eq Construction INC DBA Duran Eq Construction Engineering
Ventura, CA · CSLB #1032831 · as of July 2, 2026
Active · clear
Duran & Venables INC
Milpitas, CA · CSLB #375068 · as of July 2, 2026
Active · clear
Durden Construction INC
San Juan Bautista, CA · CSLB #523203 · as of July 2, 2026
Active · clear
Dodd Durden
Aptos, CA · CSLB #1035810 · as of July 2, 2026
Active · clear
Gregg Durden
San Juan Bautista, CA · CSLB #1044108 · as of July 2, 2026
Active · clear
John Durden
San Juan Bautista, CA · CSLB #1047895 · as of July 2, 2026
Active · clear
Durham Construction Company INC
Clovis, CA · CSLB #765896 · as of July 2, 2026
Active · clear
Durham Pump INC
Durham, CA · CSLB #271327 · as of July 2, 2026
Active · clear
Durkin Construction INC
Chester, CA · CSLB #825910 · as of July 2, 2026
Active · clear
Durkin Home Construction
Lake Almanor, CA · CSLB #723132 · as of July 2, 2026
Active · clear
Dutch Contracting INC
Rio Linda, CA · CSLB #1002925 · as of July 2, 2026
Active · clear
Dutch Dynasty Construction LLC
Van Nuys, CA · CSLB #1011221 · as of July 2, 2026
Active · clear
Bill T Dutra
San Rafael, CA · CSLB #269913 · as of July 2, 2026
Active · clear
Dutra Construction CO INC
San Rafael, CA · CSLB #698862 · as of July 2, 2026
Active · clear
Dutra Dredging Company
San Rafael, CA · CSLB #707580 · as of July 2, 2026
Active · clear
The Dutra Group
San Rafael, CA · CSLB #295128 · as of July 2, 2026
Active · clear
Randy Dutton Construction
Jackson, CA · CSLB #894127 · as of July 2, 2026
Active · clear
Scott Duval Const
Fort Bragg, CA · CSLB #815720 · as of July 2, 2026
Active · clear
Duwamish Services LLC
Seaittle, CA · CSLB #1139640 · as of July 2, 2026
Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of July 2, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.