Licensed General Engineering (A) contractors in California

The California Contractors State License Board (CSLB) lists 15,127 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 14, 2026.

Showing 10,261–10,320 of 15,127 contractors

1. Pioneer Structural

   San Diego, CA · CSLB #938867 · as of October 14, 2026
   Active · clear
2. Pionic Unit Construction CO

   Pacifica, CA · CSLB #974837 · as of October 14, 2026
   Active · clear
3. Pionic Unit Construction INC

   Pacifica, CA · CSLB #1040377 · as of October 14, 2026
   Active · clear
4. Pipe And Plant Solutions INC

   Hayward, CA · CSLB #972515 · as of October 14, 2026
   Active · clear
5. Pipe Down Underground

   Sacramento, CA · CSLB #479541 · as of October 14, 2026
   Active · clear
6. Pipe Dreamer INC

   Magalia, CA · CSLB #1126770 · as of October 14, 2026
   Active · clear
7. Pipe Jacking Trenchless INC

   Little Canada, CA · CSLB #1018405 · as of October 14, 2026
   Active · clear
8. Pipe Jacking Unlimited INC

   San Bernardino, CA · CSLB #674293 · as of October 14, 2026
   Active · clear
9. Pipeline Plumbing INC

   Paramount, CA · CSLB #669158 · as of October 14, 2026
   Active · clear
10. Pipe Pros Plumbing INC

    Azusa, CA · CSLB #909260 · as of October 14, 2026
    Active · clear
11. Piperin Corporation

    Escondido, CA · CSLB #964028 · as of October 14, 2026
    Active · clear
12. Piper Logging & Engineering INC

    Manchester, CA · CSLB #875368 · as of October 14, 2026
    Active · clear
13. Pipe SPY INC

    Oakland, CA · CSLB #754966 · as of October 14, 2026
    Active · clear
14. Pipe SPY Marin INC

    Larkspur, CA · CSLB #909818 · as of October 14, 2026
    Active · clear
15. Pipe Tec INC

    Irwindale, CA · CSLB #987784 · as of October 14, 2026
    Active · clear
16. Pipetrades North LLC

    Hornbrook, CA · CSLB #1129006 · as of October 14, 2026
    Active · clear
17. Piping And Boilers Specialists INC

    Torrance, CA · CSLB #747017 · as of October 14, 2026
    Active · clear
18. Piping And Corrosion Specialties INC

    Millersville, CA · CSLB #969032 · as of October 14, 2026
    Active · clear
19. Piping Engineering Services INC

    Lancaster, CA · CSLB #1021584 · as of October 14, 2026
    Active · clear
20. Piqua Steel CO

    Piqua, CA · CSLB #1006390 · as of October 14, 2026
    Active · clear
21. Pirate Construction

    Bakersfield, CA · CSLB #947541 · as of October 14, 2026
    Active · clear
22. Pishon Construction

    Hesperia, CA · CSLB #1105304 · as of October 14, 2026
    Active · clear
23. Pittsburg Tank & Tower CO Incorporated

    Henderson, CA · CSLB #857313 · as of October 14, 2026
    Active · clear
24. Pitzer Engineering & Construction

    Scotts Valley, CA · CSLB #1075316 · as of October 14, 2026
    Active · clear
25. Pius Construction INC

    Shaver Lake, CA · CSLB #765225 · as of October 14, 2026
    Active · clear
26. Pje Solutions INC

    Sonora, CA · CSLB #1116517 · as of October 14, 2026
    Active · clear
27. P J Plumbing INC

    Oakland, CA · CSLB #992574 · as of October 14, 2026
    Active · clear
28. PJS Excavation INC

    Riverside, CA · CSLB #725636 · as of October 14, 2026
    Active · clear
29. P J & Sons INC

    La Mesa, CA · CSLB #910371 · as of October 14, 2026
    Active · clear
30. P Kavanagh Construction CO

    Mountain View, CA · CSLB #563547 · as of October 14, 2026
    Active · clear
31. PK Construction

    Upland, CA · CSLB #718670 · as of October 14, 2026
    Active · clear
32. P K Mechanical Systems INC

    Murrieta, CA · CSLB #810564 · as of October 14, 2026
    Active · clear
33. PKR General Engineering INC DBA PKR Construction

    Banning, CA · CSLB #1068181 · as of October 14, 2026
    Active · clear
34. Place Construction & Development INC

    Diamond Bar, CA · CSLB #515653 · as of October 14, 2026
    Active · clear
35. J A Placek Construction CO

    Santa Fe Springs, CA · CSLB #312312 · as of October 14, 2026
    Active · clear
36. Placer Process Systems Incorporated

    Rocklin, CA · CSLB #845295 · as of October 14, 2026
    Active · clear
37. Placerville Paving

    West Sacramento, CA · CSLB #782237 · as of October 14, 2026
    Active · open complaint
38. Planet Construction

    Tarzana, CA · CSLB #310532 · as of October 14, 2026
    Active · clear
39. Planet Green Environmental INC

    Downey, CA · CSLB #1053689 · as of October 14, 2026
    Active · clear
40. Plant Construction Company L P

    San Francisco, CA · CSLB #995375 · as of October 14, 2026
    Active · clear
41. Planted Solar INC

    Oakland, CA · CSLB #1154188 · as of October 14, 2026
    Active · clear
42. Plant / Ground Control A Joint Venture

    San Francisco, CA · CSLB #1129222 · as of October 14, 2026
    Active · clear
43. Plant Hazardous Services INC

    Alamo, CA · CSLB #863366 · as of October 14, 2026
    Active · clear
44. Plant Reclamation

    Antioch, CA · CSLB #1039599 · as of October 14, 2026
    Active · clear
45. Plas - Tal MFG CO

    Santa Fe Springs, CA · CSLB #715349 · as of October 14, 2026
    Active · clear
46. Platinum Construction INC

    Stanton, CA · CSLB #870864 · as of October 14, 2026
    Active · clear
47. Platinum Construction Management & Consulting INC

    Glendale, CA · CSLB #875433 · as of October 14, 2026
    Active · clear
48. Platinum General Engineering LLC

    Waterford, CA · CSLB #1103482 · as of October 14, 2026
    Active · clear
49. Platinum Industrial INC

    Woodland, CA · CSLB #1040265 · as of October 14, 2026
    Active · clear
50. Platinum Industries INC

    Arroyo Grande, CA · CSLB #1151410 · as of October 14, 2026
    Active · clear
51. Platinum Paving Engineering

    Dixon, CA · CSLB #1034088 · as of October 14, 2026
    Active · clear
52. Platinum Pipeline INC

    Livermore, CA · CSLB #877073 · as of October 14, 2026
    Active · clear
53. Platinum Rooter & Plumbing INC

    San Jose, CA · CSLB #1074893 · as of October 14, 2026
    Active · clear
54. J Platt Construction

    Chico, CA · CSLB #752976 · as of October 14, 2026
    Active · clear
55. Jeffrey E Platt

    San Diego, CA · CSLB #930899 · as of October 14, 2026
    Active · clear
56. Playa Safety

    Apple Valley, CA · CSLB #1077435 · as of October 14, 2026
    Active · clear
57. Playgrounds Plus

    Hollister, CA · CSLB #693526 · as of October 14, 2026
    Active · clear
58. M A K Associates INC DBA Playgrounds Unlimited

    Santa Clara, CA · CSLB #756794 · as of October 14, 2026
    Active · clear
59. Sal Edward Plaza

    Torrance, CA · CSLB #494629 · as of October 14, 2026
    Active · clear
60. STL Investments INC DBA PL Construction

    Modesto, CA · CSLB #1080157 · as of October 14, 2026
    Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of October 14, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.