Licensed General Engineering (A) contractors in California

The California Contractors State License Board (CSLB) lists 15,268 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 11, 2026.

Showing 13,441–13,500 of 15,268 contractors

1. Tredwell Construction

   Port Saint Lucie, CA · CSLB #855119 · as of July 11, 2026
   Active · clear
2. Treeline Construction INC

   Grass Valley, CA · CSLB #855765 · as of July 11, 2026
   Active · clear
3. Tremewan Property Improvement

   Grass Valley, CA · CSLB #965680 · as of July 11, 2026
   Active · clear
4. Trenchers West Construction CO INC

   Santa Ana, CA · CSLB #448177 · as of July 11, 2026
   Active · clear
5. Trenchfree INC

   San Jose, CA · CSLB #971016 · as of July 11, 2026
   Active · clear
6. Trenchless Sewer Contractor Engineering CO

   Newhall, CA · CSLB #1052881 · as of July 11, 2026
   Active · clear
7. Trenchless Tech INC

   Norco, CA · CSLB #1033590 · as of July 11, 2026
   Active · clear
8. Hardiman Construction INC DBA Trenchless Titan

   Larkspur, CA · CSLB #1065111 · as of July 11, 2026
   Active · clear
9. Trent Construction

   Gerber, CA · CSLB #667020 · as of July 11, 2026
   Active · clear
10. Alexander O Trepte

    La Jolla, CA · CSLB #432908 · as of July 11, 2026
    Active · clear
11. Trepte Construction Company INC

    San Diego, CA · CSLB #592080 · as of July 11, 2026
    Active · clear
12. Trevi Icos Corporation

    Charlestown, CA · CSLB #745389 · as of July 11, 2026
    Active · clear
13. Trew LLC

    West Chester, CA · CSLB #1114082 · as of July 11, 2026
    Active · clear
14. TRG Construction INC

    Lomita, CA · CSLB #1069375 · as of July 11, 2026
    Active · clear
15. T R G Equipment Services

    Cottonwood, CA · CSLB #829806 · as of July 11, 2026
    Active · clear
16. T R G Excavation INC

    Cottonwood, CA · CSLB #967399 · as of July 11, 2026
    Active · clear
17. Triada Construction L L C

    Santa Clara, CA · CSLB #997883 · as of July 11, 2026
    Active · clear
18. Triad Contracting And Engineering

    Eureka, CA · CSLB #1075383 · as of July 11, 2026
    Active · clear
19. Triad Lagoon Valley LLC

    Seattle, CA · CSLB #1076911 · as of July 11, 2026
    Active · clear
20. Triamid Construction Of Central California INC

    Sacramento, CA · CSLB #971033 · as of July 11, 2026
    Active · clear
21. Triangle Enterprises INC

    Burbank, CA · CSLB #735351 · as of July 11, 2026
    Active · clear
22. Triangle Land Restoration

    Sacramento, CA · CSLB #1019754 · as of July 11, 2026
    Active · clear
23. Triangle Manufacturing INC

    Montrose, CA · CSLB #947751 · as of July 11, 2026
    Active · clear
24. Triangle Services

    South El Monte, CA · CSLB #830943 · as of July 11, 2026
    Active · clear
25. Tri - Arc Excavation & Consulting

    Elk Grove, CA · CSLB #1036433 · as of July 11, 2026
    Active · clear
26. Triaxis Construction INC

    Santa Ana, CA · CSLB #1153715 · as of July 11, 2026
    Active · clear
27. Tribix Corporation

    Tustin, CA · CSLB #1154303 · as of July 11, 2026
    Active · clear
28. Trickle Creek Excavation INC

    Red Bluff, CA · CSLB #1024024 · as of July 11, 2026
    Active · clear
29. Trico Construction

    San Francisco, CA · CSLB #510127 · as of July 11, 2026
    Active · clear
30. Tricon Aquatics

    Rancho Cordova, CA · CSLB #754506 · as of July 11, 2026
    Active · clear
31. Tricon Building Solutions INC

    Coeur D'alene, CA · CSLB #787271 · as of July 11, 2026
    Active · clear
32. Trico & NCD Joint Venture

    San Francisco, CA · CSLB #1100502 · as of July 11, 2026
    Active · clear
33. Tricor Contractors INC

    Mission Viejo, CA · CSLB #741895 · as of July 11, 2026
    Active · clear
34. Tri County Asphalt INC

    Porterville, CA · CSLB #874269 · as of July 11, 2026
    Active · clear
35. Tri County Development & Construction INC

    Corona, CA · CSLB #988026 · as of July 11, 2026
    Active · clear
36. Tricounty Excavation INC

    Clovis, CA · CSLB #768661 · as of July 11, 2026
    Active · clear
37. Tri County Pump Company

    San Bernardino, CA · CSLB #744742 · as of July 11, 2026
    Active · clear
38. Trident Environmental And Engineering INC

    Brentwood, CA · CSLB #760516 · as of July 11, 2026
    Active · clear
39. Trifecta Connections LLC

    Yuba City, CA · CSLB #899609 · as of July 11, 2026
    Active · clear
40. Tri-group Construction And Development INC

    San Diego, CA · CSLB #792159 · as of July 11, 2026
    Active · clear
41. Trihaus INC DBA Trihaus Development

    San Diego, CA · CSLB #1070032 · as of July 11, 2026
    Active · clear
42. Trihydro Corporation

    Roseville, CA · CSLB #1111576 · as of July 11, 2026
    Active · clear
43. Trillium USA Company LLC

    Oklahoma City, CA · CSLB #998825 · as of July 11, 2026
    Active · clear
44. Trinchero Construction Company INC

    San Martin, CA · CSLB #435406 · as of July 11, 2026
    Active · clear
45. Trinet Construction INC

    San Francisco, CA · CSLB #735126 · as of July 11, 2026
    Active · clear
46. Tringen Corporation

    Bakersfield, CA · CSLB #476684 · as of July 11, 2026
    Active · clear
47. Trinity Construction

    Blue Jay, CA · CSLB #796675 · as of July 11, 2026
    Active · clear
48. Trinity Construction

    Perris, CA · CSLB #829413 · as of July 11, 2026
    Active · clear
49. Trinity Construction INC

    Thousand Palms, CA · CSLB #492424 · as of July 11, 2026
    Active · clear
50. Trinity Construction Services

    Upland, CA · CSLB #1003364 · as of July 11, 2026
    Active · clear
51. Trinity Drilling INC

    Santa Cruz, CA · CSLB #1010926 · as of July 11, 2026
    Active · clear
52. Trinity Fence Company

    Riverside, CA · CSLB #1062599 · as of July 11, 2026
    Active · clear
53. Trinity Grading Incorporated

    Temecula, CA · CSLB #847643 · as of July 11, 2026
    Active · clear
54. Trinity Perfect Construction INC

    Livermore, CA · CSLB #1029541 · as of July 11, 2026
    Active · clear
55. Trinity Source Group INC

    Santa Cruz, CA · CSLB #913467 · as of July 11, 2026
    Active · clear
56. Triple Crown Services & Construction LLC

    Fallbrook, CA · CSLB #1140998 · as of July 11, 2026
    Active · clear
57. Triple E Electrical Contractors INC

    Arcadia, CA · CSLB #410132 · as of July 11, 2026
    Active · clear
58. Triple H Construction INC

    Moreno Valley, CA · CSLB #1063953 · as of July 11, 2026
    Active · clear
59. Triple J Construction

    Ceres, CA · CSLB #751186 · as of July 11, 2026
    Active · clear
60. Triple J Excavation INC

    Oakdale, CA · CSLB #1136235 · as of July 11, 2026
    Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of July 11, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.