Licensed General Engineering (A) contractors in California

The California Contractors State License Board (CSLB) lists 15,129 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 8, 2026.

Showing 3,901–3,960 of 15,129 contractors

1. Diamond Construction

   San Luis Obispo, CA · CSLB #819032 · as of October 8, 2026
   Active · clear
2. Diamond Construction & Design

   San Clemente, CA · CSLB #521295 · as of October 8, 2026
   Active · clear
3. Diamond Crane Company INC

   Shingle Springs, CA · CSLB #714925 · as of October 8, 2026
   Active · clear
4. Diamond D Engineering

   Ukiah, CA · CSLB #1027104 · as of October 8, 2026
   Active · clear
5. Diamond D General Engineering INC

   Woodland, CA · CSLB #654051 · as of October 8, 2026
   Active · clear
6. Diamond Engineering & Contracting

   Bellvue, CA · CSLB #894164 · as of October 8, 2026
   Active · clear
7. Diamond G Construction INC

   Wickenburg, CA · CSLB #934509 · as of October 8, 2026
   Active · clear
8. Diamond Grade Construction INC

   Placerville, CA · CSLB #1061122 · as of October 8, 2026
   Active · clear
9. Diamond Pacific Construction INC

   Santee, CA · CSLB #938973 · as of October 8, 2026
   Active · clear
10. Diamond Pacific Group INC

    Montrose, CA · CSLB #1143904 · as of October 8, 2026
    Active · clear
11. Diamond Paving

    Fresno, CA · CSLB #740807 · as of October 8, 2026
    Active · clear
12. Diamond Petroleum Services INC

    Antioch, CA · CSLB #1005444 · as of October 8, 2026
    Active · clear
13. Diamond Ring Ranch

    Butte Valley, CA · CSLB #743911 · as of October 8, 2026
    Active · clear
14. Diamond Weld Industries INC

    Parlier, CA · CSLB #753952 · as of October 8, 2026
    Active · clear
15. Diamond Well Drilling Company INC

    Auburn, CA · CSLB #970862 · as of October 8, 2026
    Active · clear
16. Diamond W Excavating

    Wildomar, CA · CSLB #554199 · as of October 8, 2026
    Active · clear
17. Di Angelo Construction

    Torrance, CA · CSLB #547124 · as of October 8, 2026
    Active · clear
18. A J Diani Construction CO INC

    Santa Maria, CA · CSLB #178450 · as of October 8, 2026
    Active · clear
19. Diani Building Corp

    Santa Maria, CA · CSLB #850921 · as of October 8, 2026
    Active · clear
20. D I A S Construction

    San Diego, CA · CSLB #682098 · as of October 8, 2026
    Active · clear
21. Dias Excavation

    El Dorado Hills, CA · CSLB #1127651 · as of October 8, 2026
    Active · clear
22. Diaz Field Services Engineering And Testing

    Moreno Valley, CA · CSLB #818976 · as of October 8, 2026
    Active · clear
23. Diaz General Engineering

    Huntington Beach, CA · CSLB #1102560 · as of October 8, 2026
    Active · clear
24. Dica Engineering Design & Construction

    San Diego, CA · CSLB #980010 · as of October 8, 2026
    Active · clear
25. Dick Howell's Hole Drilling Service INC

    Garden Grove, CA · CSLB #413585 · as of October 8, 2026
    Active · clear
26. Keith E Dick Construction INC

    Gilroy, CA · CSLB #744660 · as of October 8, 2026
    Active · clear
27. Di Duca Construction

    Chico, CA · CSLB #353428 · as of October 8, 2026
    Active · clear
28. Diede Construction INC

    Woodbridge, CA · CSLB #632667 · as of October 8, 2026
    Active · clear
29. Diede Homes INC

    Woodbridge, CA · CSLB #928463 · as of October 8, 2026
    Active · clear
30. Dielco Crane Service INC

    Las Vegas, CA · CSLB #532063 · as of October 8, 2026
    Active · clear
31. Diesel Engineering And Asphalt INC

    Sacramento, CA · CSLB #985381 · as of October 8, 2026
    Active · clear
32. Dig Civil Construction

    Sacramento, CA · CSLB #1158685 · as of October 8, 2026
    Active · clear
33. Dig & Demo INC

    San Ramon, CA · CSLB #993947 · as of October 8, 2026
    Active · clear
34. Dig Dug Underground INC

    Moreno Valley, CA · CSLB #508564 · as of October 8, 2026
    Active · clear
35. Digging Six Feet Under LLC

    Newport Beach, CA · CSLB #1042477 · as of October 8, 2026
    Active · clear
36. Joseph Digiacomo

    Bakersfield, CA · CSLB #1117553 · as of October 8, 2026
    Active · clear
37. Di Giorgio Contracting Company

    San Rafael, CA · CSLB #821729 · as of October 8, 2026
    Active · clear
38. Dig It Construction INC

    Chester, CA · CSLB #747715 · as of October 8, 2026
    Active · clear
39. Digs

    Clayton, CA · CSLB #1146889 · as of October 8, 2026
    Active · clear
40. Diligent Engineering

    Coachella, CA · CSLB #1132568 · as of October 8, 2026
    Active · clear
41. Dillard Environmental Services

    Byron, CA · CSLB #624665 · as of October 8, 2026
    Active · clear
42. Dillsaver Construction

    Lakeport, CA · CSLB #775016 · as of October 8, 2026
    Active · clear
43. Dimension Construction INC

    Pinole, CA · CSLB #939216 · as of October 8, 2026
    Active · clear
44. Dimensions Construction INC

    San Diego, CA · CSLB #762010 · as of October 8, 2026
    Active · clear
45. Dimitiri Konsintinos Kouretas

    Gilroy, CA · CSLB #679434 · as of October 8, 2026
    Active · clear
46. Dinilu Engineering & Construction

    Artesia, CA · CSLB #875899 · as of October 8, 2026
    Active · clear
47. Scott Erik Dinovitz

    Camarillo, CA · CSLB #677212 · as of October 8, 2026
    Active · clear
48. Marella Belinda Diokno

    Rolling Hills Estates, CA · CSLB #945390 · as of October 8, 2026
    Active · clear
49. Dioselina Grading And Excavating

    Van Nuys, CA · CSLB #1024172 · as of October 8, 2026
    Active · clear
50. Ram Director

    Redondo Beach, CA · CSLB #626418 · as of October 8, 2026
    Active · clear
51. Direct Path Underground INC

    Selma, CA · CSLB #1161206 · as of October 8, 2026
    Active · clear
52. Dirt And Aggregate Interchange INC

    Fairview, CA · CSLB #507828 · as of October 8, 2026
    Active · clear
53. Dirt Demo & Disposal Corporation

    Canyon Lake, CA · CSLB #1078758 · as of October 8, 2026
    Active · clear
54. Dirt Doctor Excavating

    Martinez, CA · CSLB #1064234 · as of October 8, 2026
    Active · clear
55. Dirt Dynasty INC

    Farmington, CA · CSLB #1009473 · as of October 8, 2026
    Active · clear
56. Dirt Fox Engineering

    Lemoncove, CA · CSLB #1070813 · as of October 8, 2026
    Active · clear
57. Dirt INC

    Costa Mesa, CA · CSLB #1105620 · as of October 8, 2026
    Active · clear
58. Dirt & Iron INC

    Kingsburg, CA · CSLB #904684 · as of October 8, 2026
    Active · clear
59. Dirt Management

    Whittier, CA · CSLB #1070627 · as of October 8, 2026
    Active · clear
60. Dirtmarket LLC

    San Jose, CA · CSLB #1052786 · as of October 8, 2026
    Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of October 8, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.