Licensed General Engineering (A) contractors in California

The California Contractors State License Board (CSLB) lists 15,133 California contractors classified A (General Engineering (A)). Each entry below links to a full dossier with license status, insurance, bond, and enforcement — as of October 18, 2026.

Showing 13,441–13,500 of 15,133 contractors

1. T Viole Construction CO INC

   Tarzana, CA · CSLB #283354 · as of October 18, 2026
   Active · clear
2. T V R Construction Engineering LLC

   Riverside, CA · CSLB #1064223 · as of October 18, 2026
   Active · clear
3. TW Builds

   San Diego, CA · CSLB #1140971 · as of October 18, 2026
   Active · clear
4. Tyler Worthington Construction INC DBA TWC Construction

   Murrieta, CA · CSLB #1006623 · as of October 18, 2026
   Active · clear
5. J A Twineham Construction Company

   Sandpoint, CA · CSLB #740598 · as of October 18, 2026
   Active · clear
6. Twin Oaks Contracting

   San Marcos, CA · CSLB #621182 · as of October 18, 2026
   Active · clear
7. Twin Timbers Construction

   Truckee, CA · CSLB #1057073 · as of October 18, 2026
   Active · clear
8. Twisselman And Fernandes INC

   Santa Margarita, CA · CSLB #1082014 · as of October 18, 2026
   Active · clear
9. Tim Twisselman Enterprises INC

   San Luis Obispo, CA · CSLB #854921 · as of October 18, 2026
   Active · clear
10. Twi - Techno West INC

    Anaheim, CA · CSLB #384796 · as of October 18, 2026
    Active · clear
11. Two Bricks Design Build

    San Ramon, CA · CSLB #1038359 · as of October 18, 2026
    Active · clear
12. Two Bros Construction INC

    Gilroy, CA · CSLB #1123340 · as of October 18, 2026
    Active · clear
13. Two Hands Unlimited

    Watsonville, CA · CSLB #627756 · as of October 18, 2026
    Active · clear
14. Two Rivers Industries

    Auburn, CA · CSLB #1136929 · as of October 18, 2026
    Active · clear
15. Tyce Construction Engineering INC

    Poway, CA · CSLB #1028992 · as of October 18, 2026
    Active · clear
16. Tyler Construction

    Yreka, CA · CSLB #814790 · as of October 18, 2026
    Active · clear
17. Tyman Construction INC

    Ojai, CA · CSLB #1020984 · as of October 18, 2026
    Active · clear
18. Tyner INC

    Spring Valley, CA · CSLB #1057290 · as of October 18, 2026
    Active · clear
19. L M T Enterprises INC DBA Tyner Paving Company

    Alhambra, CA · CSLB #676195 · as of October 18, 2026
    Active · clear
20. John K Tyson

    La Canada, CA · CSLB #702348 · as of October 18, 2026
    Active · clear
21. Tytan Construction And Networking LLC

    Vallejo, CA · CSLB #1084501 · as of October 18, 2026
    Active · clear
22. U-4 Construction

    Oakdale, CA · CSLB #1078743 · as of October 18, 2026
    Active · clear
23. U And Y Landscaping

    Tarzana, CA · CSLB #779716 · as of October 18, 2026
    Active · clear
24. Uc Engineering INC

    Jurupa Valley, CA · CSLB #1136695 · as of October 18, 2026
    Active · clear
25. U C I Construction INC

    Concord, CA · CSLB #399624 · as of October 18, 2026
    Active · clear
26. Ucorr Innovative Solutions INC

    Rancho Cucamonga, CA · CSLB #1024943 · as of October 18, 2026
    Active · clear
27. Uhles Construction INC

    Bakersfield, CA · CSLB #473748 · as of October 18, 2026
    Active · clear
28. Uhp Systems INC

    Fresno, CA · CSLB #826352 · as of October 18, 2026
    Active · clear
29. United Industries Group INC DBA U I G INC

    Lake Forest, CA · CSLB #892030 · as of October 18, 2026
    Active · clear
30. Uintah Machine And Manufacturing Company

    Duchesne, CA · CSLB #859326 · as of October 18, 2026
    Active · clear
31. Uinta Rock & Excavating Corp

    Bluffdale, CA · CSLB #1002979 · as of October 18, 2026
    Active · clear
32. James Richard Ulm

    Ione, CA · CSLB #652051 · as of October 18, 2026
    Active · clear
33. William Ulrich Construction

    Ojai, CA · CSLB #517158 · as of October 18, 2026
    Active · clear
34. Ultimate Construction INC

    Gilroy, CA · CSLB #1134926 · as of October 18, 2026
    Active · clear
35. Ultimate Internet Access INC

    Wrightwood, CA · CSLB #1007615 · as of October 18, 2026
    Active · clear
36. Ultimate Pipelines Engineering INC

    Hercules, CA · CSLB #1111140 · as of October 18, 2026
    Active · clear
37. Ultimo Organization INC

    Temecula, CA · CSLB #338922 · as of October 18, 2026
    Active · clear
38. Ultra Construction Group INC

    South San Francisco, CA · CSLB #913787 · as of October 18, 2026
    Active · clear
39. Ultra Engineering Contractors INC

    Winchester, CA · CSLB #971768 · as of October 18, 2026
    Active · clear
40. Ultraflote INC

    Temecula, CA · CSLB #1072703 · as of October 18, 2026
    Active · clear
41. Underground Boring Systems INC

    Clovis, CA · CSLB #1048589 · as of October 18, 2026
    Active · clear
42. Underground Construction CO INC

    Benicia, CA · CSLB #760750 · as of October 18, 2026
    Active · clear
43. Underground Electrical Services INC

    Morgan Hill, CA · CSLB #927765 · as of October 18, 2026
    Active · clear
44. Underground Electric Construction Company LLC

    Benicia, CA · CSLB #760870 · as of October 18, 2026
    Active · clear
45. Underground Express Company

    Lake Isabella, CA · CSLB #860833 · as of October 18, 2026
    Active · clear
46. Underground Manholes

    San Bernardino, CA · CSLB #659134 · as of October 18, 2026
    Active · clear
47. Underground Pipeline Excavation

    Bakersfield, CA · CSLB #1158133 · as of October 18, 2026
    Active · clear
48. Underground Service Company INC

    Laguna Niguel, CA · CSLB #840197 · as of October 18, 2026
    Active · clear
49. Underground Solutions Engineering INC

    Pomona, CA · CSLB #1069838 · as of October 18, 2026
    Active · clear
50. Underground Solutions INC

    Escondido, CA · CSLB #826001 · as of October 18, 2026
    Active · clear
51. Underground Specialists INC

    Rancho Cucamonga, CA · CSLB #1008268 · as of October 18, 2026
    Active · clear
52. Underground Utilities INC

    Spring Valley, CA · CSLB #580460 · as of October 18, 2026
    Active · clear
53. Under Juniper INC

    Rancho Cordova, CA · CSLB #921428 · as of October 18, 2026
    Active · clear
54. Underwater Earth Movers INC

    Vancouver, CA · CSLB #821534 · as of October 18, 2026
    Active · clear
55. Underwater Resources INC

    San Leandro, CA · CSLB #639975 · as of October 18, 2026
    Active · clear
56. Underwood Construction

    Gridley, CA · CSLB #370992 · as of October 18, 2026
    Active · clear
57. Underwood Construction Company

    Riverside, CA · CSLB #681317 · as of October 18, 2026
    Active · clear
58. Underwood Wyatt W & Associates LLC

    Northridge, CA · CSLB #1034836 · as of October 18, 2026
    Active · clear
59. U Need Constructions

    Menifee, CA · CSLB #1148845 · as of October 18, 2026
    Active · clear
60. Unico Mechanical Corp

    Benicia, CA · CSLB #877479 · as of October 18, 2026
    Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of October 18, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.