Licensed General Engineering (A) contractors in California

The California Contractors State License Board (CSLB) lists 15,380 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 1, 2026.

Showing 3,541–3,600 of 15,380 contractors

1. C S Construction INC

   Phoenix, CA · CSLB #643286 · as of July 1, 2026
   Active · clear
2. CSF Construction LLC

   Grass Valley, CA · CSLB #796799 · as of July 1, 2026
   Active · clear
3. CSG INC

   Monterey, CA · CSLB #1033135 · as of July 1, 2026
   Active · clear
4. Csi/cja A Joint Venture

   San Diego, CA · CSLB #1099641 · as of July 1, 2026
   Active · clear
5. C S I / Commercial Site Improvements INC

   Corning, CA · CSLB #632536 · as of July 1, 2026
   Active · clear
6. C S I Contractors INC

   Bakersfield, CA · CSLB #828456 · as of July 1, 2026
   Active · clear
7. C S I Customer Service General Contracting INC

   San Francisco, CA · CSLB #502942 · as of July 1, 2026
   Active · clear
8. Csi Electrical Contractors INC

   Santa Fe Springs, CA · CSLB #1055811 · as of July 1, 2026
   Active · clear
9. Csi Engineering

   Carmichael, CA · CSLB #986489 · as of July 1, 2026
   Active · clear
10. C S Industrial Construction Management

    Lafayette, CA · CSLB #630425 · as of July 1, 2026
    Active · clear
11. Csi Petroleum Construction

    Sunriver, CA · CSLB #1041982 · as of July 1, 2026
    Active · clear
12. Csi Services

    San Pedro, CA · CSLB #959577 · as of July 1, 2026
    Active · clear
13. C S Legacy Construction INC

    Walnut, CA · CSLB #826870 · as of July 1, 2026
    Active · clear
14. C S Marine Constructors INC

    Vallejo, CA · CSLB #507590 · as of July 1, 2026
    Active · clear
15. CSM Engineering

    Fair Oaks, CA · CSLB #1090584 · as of July 1, 2026
    Active · clear
16. CSQ INC

    South San Francisco, CA · CSLB #1101204 · as of July 1, 2026
    Active · clear
17. CSS

    Bakersfield, CA · CSLB #929129 · as of July 1, 2026
    Active · clear
18. CSS Drilling Tools

    Bakersfield, CA · CSLB #1076222 · as of July 1, 2026
    Active · clear
19. C S S Environmental Services INC

    Novato, CA · CSLB #780803 · as of July 1, 2026
    Active · clear
20. CST Industries INC

    Kansas City, CA · CSLB #1053983 · as of July 1, 2026
    Active · clear
21. C Strupp Construction LLC

    Bradley, CA · CSLB #1144731 · as of July 1, 2026
    Active · clear
22. CTC Engineering And Construction INC

    Modesto, CA · CSLB #1105501 · as of July 1, 2026
    Active · clear
23. Ctci Americas INC

    Houston, CA · CSLB #1081146 · as of July 1, 2026
    Active · clear
24. C T Concrete Cutting INC

    Murrieta, CA · CSLB #687723 · as of July 1, 2026
    Active · clear
25. Cte INC

    El Cajon, CA · CSLB #786098 · as of July 1, 2026
    Active · clear
26. C T I And Associates INC

    Farmington Hills, CA · CSLB #1019714 · as of July 1, 2026
    Active · clear
27. Cti - Controltech INC

    San Ramon, CA · CSLB #951993 · as of July 1, 2026
    Active · clear
28. Cti Environmental INC

    Long Beach, CA · CSLB #937235 · as of July 1, 2026
    Active · clear
29. C T M Contracting INC

    Rancho Santa Fe, CA · CSLB #787043 · as of July 1, 2026
    Active · clear
30. Cto Industries INC

    Live Oak, CA · CSLB #1152349 · as of July 1, 2026
    Active · clear
31. CT & T Concrete Paving INC

    Diamond Bar, CA · CSLB #875627 · as of July 1, 2026
    Active · clear
32. C T West Construction INC

    Los Angeles, CA · CSLB #974403 · as of July 1, 2026
    Active · clear
33. Cube Construction INC

    Sunnyvale, CA · CSLB #1127504 · as of July 1, 2026
    Active · clear
34. Cubic Engineering INC

    Costa Mesa, CA · CSLB #1101282 · as of July 1, 2026
    Active · clear
35. Cullen Excavation INC

    San Francisco, CA · CSLB #1114066 · as of July 1, 2026
    Active · clear
36. Cullivan Construction Company

    Bakersfield, CA · CSLB #460202 · as of July 1, 2026
    Active · clear
37. John Marshall Culver

    Escondido, CA · CSLB #499172 · as of July 1, 2026
    Active · clear
38. Tony Culver Backhoe Service

    Yucca Valley, CA · CSLB #921338 · as of July 1, 2026
    Active · clear
39. Cumberland Post-tension INC

    Benicia, CA · CSLB #268974 · as of July 1, 2026
    Active · clear
40. Joseph Cumiskey Construction Corporation

    San Francisco, CA · CSLB #965207 · as of July 1, 2026
    Active · clear
41. Cumming Construction

    Morongo Valley, CA · CSLB #599664 · as of July 1, 2026
    Active · clear
42. Cummings Company INC

    Chico, CA · CSLB #748612 · as of July 1, 2026
    Active · clear
43. Cumulus Resources Corporation

    Lake Elsinore, CA · CSLB #815355 · as of July 1, 2026
    Active · clear
44. Bradford I Cunningham

    Lake Forest, CA · CSLB #753688 · as of July 1, 2026
    Active · clear
45. Cunningham-davis Corp

    Calimesa, CA · CSLB #242086 · as of July 1, 2026
    Active · clear
46. Cunningham Excavating INC

    Colfax, CA · CSLB #743266 · as of July 1, 2026
    Active · clear
47. Cupertino Electric INC

    San Jose, CA · CSLB #174637 · as of July 1, 2026
    Active · clear
48. Cupples Excavating INC

    Hopland, CA · CSLB #999200 · as of July 1, 2026
    Active · clear
49. Cupples & Sons Construction/cupples Excavating

    Hopland, CA · CSLB #1092602 · as of July 1, 2026
    Active · clear
50. Curbside Concrete Pumping Service

    Modesto, CA · CSLB #688604 · as of July 1, 2026
    Active · clear
51. Curb Tech

    Riverside, CA · CSLB #621555 · as of July 1, 2026
    Active · clear
52. Curci Site Solutions

    Bermuda Dunes, CA · CSLB #1148644 · as of July 1, 2026
    Active · clear
53. Todd Curlee Construction

    Annapolis, CA · CSLB #665943 · as of July 1, 2026
    Active · clear
54. Curnutt Construction

    Redwood Valley, CA · CSLB #664334 · as of July 1, 2026
    Active · clear
55. Curran Environmental Services INC

    Petaluma, CA · CSLB #269122 · as of July 1, 2026
    Active · clear
56. Currier Contracting

    Redding, CA · CSLB #957808 · as of July 1, 2026
    Active · clear
57. Currier TK LLC

    Tampa, CA · CSLB #1055567 · as of July 1, 2026
    Active · clear
58. William Curry

    Pearblossom, CA · CSLB #1040479 · as of July 1, 2026
    Active · clear
59. Curtin Maritime Corp

    Long Beach, CA · CSLB #969007 · as of July 1, 2026
    Active · clear
60. Curtis Drilling CO

    Escondido, CA · CSLB #624663 · as of July 1, 2026
    Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of July 1, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.