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 10,501–10,560 of 15,127 contractors

1. Prime Builders And Landscaping

   Simi Valley, CA · CSLB #756813 · as of October 14, 2026
   Active · clear
2. Prime Builders Ca INC

   Northridge, CA · CSLB #1144097 · as of October 14, 2026
   Active · clear
3. Prime Builders Construction CO

   Simi Valley, CA · CSLB #953200 · as of October 14, 2026
   Active · clear
4. Prime Contracting Services INC

   Whittier, CA · CSLB #1012545 · as of October 14, 2026
   Active · clear
5. Prime Contractors INC

   Encino, CA · CSLB #884986 · as of October 14, 2026
   Active · clear
6. Prime Irrigation LLC

   Dinuba, CA · CSLB #1151043 · as of October 14, 2026
   Active · clear
7. Primeline Infrastructure Services

   Riverside, CA · CSLB #1160790 · as of October 14, 2026
   Active · clear
8. Prime Mechanical & Engineering

   Bakersfield, CA · CSLB #788484 · as of October 14, 2026
   Active · clear
9. Prime Point Contracting INC

   Calabasas, CA · CSLB #812371 · as of October 14, 2026
   Active · clear
10. Prime Tank Resources INC

    Bakersfield, CA · CSLB #1074206 · as of October 14, 2026
    Active · clear
11. Primo Construction & Services INC

    Brawley, CA · CSLB #899648 · as of October 14, 2026
    Active · clear
12. Primo Home Builders INC

    Hesperia, CA · CSLB #1043863 · as of October 14, 2026
    Active · clear
13. Primoris Renewable Energy INC

    Aurora, CA · CSLB #1031160 · as of October 14, 2026
    Active · clear
14. Principio Builders INC

    Monterey, CA · CSLB #1151105 · as of October 14, 2026
    Active · clear
15. Prior Construction

    San Francisco, CA · CSLB #1028645 · as of October 14, 2026
    Active · clear
16. Prismatic Construction

    Irvine, CA · CSLB #1141211 · as of October 14, 2026
    Active · clear
17. Prism Engineering INC

    Hayward, CA · CSLB #769171 · as of October 14, 2026
    Active · clear
18. Pristine Pipeline LLC

    Idyllwild, CA · CSLB #1088902 · as of October 14, 2026
    Active · clear
19. Private Island Homes INC

    Brentwood, CA · CSLB #822227 · as of October 14, 2026
    Active · clear
20. Mike Prlich & Sons INC

    Baldwin Park, CA · CSLB #760474 · as of October 14, 2026
    Active · clear
21. Pro1 Air

    Taft, CA · CSLB #1019287 · as of October 14, 2026
    Active · clear
22. Pro-active Concrete INC

    El Cajon, CA · CSLB #1027195 · as of October 14, 2026
    Active · clear
23. Probst Electric INC

    Heber City, CA · CSLB #942742 · as of October 14, 2026
    Active · clear
24. Pro Builders

    Orangevale, CA · CSLB #884897 · as of October 14, 2026
    Active · clear
25. Pro Builders Design & Construction INC

    Bishop, CA · CSLB #1095930 · as of October 14, 2026
    Active · clear
26. Process Engineers INC

    Oakland, CA · CSLB #439438 · as of October 14, 2026
    Active · clear
27. Process Group America INC

    Cambridge, CA · CSLB #1053622 · as of October 14, 2026
    Active · clear
28. Process Systems Incorporated Construction Company

    Memphis, CA · CSLB #965803 · as of October 14, 2026
    Active · clear
29. Processtec INC

    Visalia, CA · CSLB #804551 · as of October 14, 2026
    Active · clear
30. Pro - Craft Construction INC

    Redlands, CA · CSLB #467234 · as of October 14, 2026
    Active · open complaint
31. Michael D Proctor

    Shingle Springs, CA · CSLB #610237 · as of October 14, 2026
    Active · clear
32. Pro Dirt & Equipment INC

    Bakersfield, CA · CSLB #1152484 · as of October 14, 2026
    Active · clear
33. Production Engineering & Construction INC

    Brentwood, CA · CSLB #756915 · as of October 14, 2026
    Active · clear
34. Production Excavating

    Danville, CA · CSLB #643587 · as of October 14, 2026
    Active · clear
35. Production Loader Service

    Glendale, CA · CSLB #331019 · as of October 14, 2026
    Active · clear
36. Productive Home Renovation INC

    North Hollywood, CA · CSLB #1076623 · as of October 14, 2026
    Active · clear
37. Pro Engineering Const CO

    San Diego, CA · CSLB #823709 · as of October 14, 2026
    Active · clear
38. Professional Electrical Construction Services INC

    Rancho Cucamonga, CA · CSLB #924855 · as of October 14, 2026
    Active · clear
39. Professional Meters INC

    Morris, CA · CSLB #1019233 · as of October 14, 2026
    Active · clear
40. Professional Piping Systems LLC

    Tempe, CA · CSLB #1031416 · as of October 14, 2026
    Active · clear
41. Proffitt Excavating INC

    Ontario, CA · CSLB #952224 · as of October 14, 2026
    Active · clear
42. Proforma Construction INC

    Livermore, CA · CSLB #939250 · as of October 14, 2026
    Active · clear
43. Profusion Enterprise INC

    Temecula, CA · CSLB #1065169 · as of October 14, 2026
    Active · clear
44. Pro Grade Construction LLC

    Bakersfield, CA · CSLB #1100894 · as of October 14, 2026
    Active · clear
45. Pro Grass West INC

    Dalton, CA · CSLB #890821 · as of October 14, 2026
    Active · clear
46. Progreen International

    Daniel Island, CA · CSLB #995872 · as of October 14, 2026
    Active · clear
47. Progressive Excavating & Grading INC

    Hilmar, CA · CSLB #1019436 · as of October 14, 2026
    Active · clear
48. Progressive Fueling Construction INC

    Ontario, CA · CSLB #894043 · as of October 14, 2026
    Active · clear
49. Progressive Surface Solutions LLC

    Tustin, CA · CSLB #929883 · as of October 14, 2026
    Active · clear
50. Progressive Trail Design LLC

    Fayetteville, CA · CSLB #1151478 · as of October 14, 2026
    Active · clear
51. Pro-h20 Drilling And Pump Company

    Paso Robles, CA · CSLB #767541 · as of October 14, 2026
    Active · clear
52. Project Blue Construction Group

    Orange, CA · CSLB #1099867 · as of October 14, 2026
    Active · clear
53. Project Development Solutions INC

    Bakersfield, CA · CSLB #1108886 · as of October 14, 2026
    Active · clear
54. Projectline Technical Services

    Costa Mesa, CA · CSLB #910822 · as of October 14, 2026
    Active · clear
55. Nick Prokopakis

    Santa Rosa, CA · CSLB #723369 · as of October 14, 2026
    Active · clear
56. Prolific Builds INC

    San Diego, CA · CSLB #1073573 · as of October 14, 2026
    Active · clear
57. Pro Link Engineering INC

    Alpine, CA · CSLB #854967 · as of October 14, 2026
    Active · clear
58. Prologis Essentials Development INC

    Denver, CA · CSLB #765311 · as of October 14, 2026
    Active · clear
59. Prometheus Construction

    Santa Barbara, CA · CSLB #805079 · as of October 14, 2026
    Active · clear
60. Promise Energy Inc/eagle Environmental Construction & Development

    Santa Rosa, CA · CSLB #1145241 · 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.