Licensed General Engineering (A) contractors in Rancho Cucamonga, CA

The California Contractors State License Board (CSLB) lists 75 General Engineering (A) contractors in Rancho Cucamonga, California. Each links to a full dossier with license status, insurance, bond, and enforcement — as of June 27, 2026.

Showing 1–60 of 75 contractors

1. Alliance Construction CO

   Rancho Cucamonga, CA · CSLB #916836 · as of June 27, 2026
   Active · clear
2. Armada Earthworks INC

   Rancho Cucamonga, CA · CSLB #1031638 · as of June 27, 2026
   Active · clear
3. Ava Mina Construction

   Rancho Cucamonga, CA · CSLB #843750 · as of June 27, 2026
   Active · clear
4. Baldy Electric INC

   Rancho Cucamonga, CA · CSLB #318457 · as of June 27, 2026
   Active · clear
5. Baldy Utility Company INC

   Rancho Cucamonga, CA · CSLB #675005 · as of June 27, 2026
   Active · clear
6. BCM Group INC

   Rancho Cucamonga, CA · CSLB #968356 · as of June 27, 2026
   Active · clear
7. Blackgold Oil Spreading

   Rancho Cucamonga, CA · CSLB #987495 · as of June 27, 2026
   Active · clear
8. Cable Brothers INC

   Rancho Cucamonga, CA · CSLB #880335 · as of June 27, 2026
   Active · clear
9. Jerry Caropino

   Rancho Cucamonga, CA · CSLB #861303 · as of June 27, 2026
   Active · clear
10. Certerra Subsurface Imaging INC

    Rancho Cucamonga, CA · CSLB #1077106 · as of June 27, 2026
    Active · clear
11. CJS Engineering INC

    Rancho Cucamonga, CA · CSLB #1152118 · as of June 27, 2026
    Active · clear
12. Construction West INC

    Rancho Cucamonga, CA · CSLB #860477 · as of June 27, 2026
    Active · clear
13. Cornerstone Renovation INC

    Rancho Cucamonga, CA · CSLB #1009891 · as of June 27, 2026
    Active · clear
14. Crown Construction Engineering Incorporated

    Rancho Cucamonga, CA · CSLB #1026331 · as of June 27, 2026
    Active · clear
15. Cut N DRY Restoration

    Rancho Cucamonga, CA · CSLB #1013757 · as of June 27, 2026
    Active · clear
16. Earthworks Engineering

    Rancho Cucamonga, CA · CSLB #1031142 · as of June 27, 2026
    Active · clear
17. Elite Electrical Construction Services INC

    Rancho Cucamonga, CA · CSLB #905560 · as of June 27, 2026
    Active · clear
18. Ferreira Coastal Construction CO

    Rancho Cucamonga, CA · CSLB #985180 · as of June 27, 2026
    Active · clear
19. Generator Services CO INC

    Rancho Cucamonga, CA · CSLB #882651 · as of June 27, 2026
    Active · clear
20. Goss Construction CO INC

    Rancho Cucamonga, CA · CSLB #378377 · as of June 27, 2026
    Active · clear
21. Ground Werks Plumbing And Rooter

    Rancho Cucamonga, CA · CSLB #983618 · as of June 27, 2026
    Active · clear
22. H2M Construction INC

    Rancho Cucamonga, CA · CSLB #1016007 · as of June 27, 2026
    Active · clear
23. Rifky B Hanna

    Rancho Cucamonga, CA · CSLB #839812 · as of June 27, 2026
    Active · clear
24. Hayward Environmental Consulting H E C

    Rancho Cucamonga, CA · CSLB #1016198 · as of June 27, 2026
    Active · clear
25. Haz Mat Trans INC

    Rancho Cucamonga, CA · CSLB #823171 · as of June 27, 2026
    Active · clear
26. Highball Signal INC

    Rancho Cucamonga, CA · CSLB #977882 · as of June 27, 2026
    Active · clear
27. Striping Pros INC DBA Highway Engineering

    Rancho Cucamonga, CA · CSLB #1040340 · as of June 27, 2026
    Active · clear
28. H L Hitchcock Construction INC

    Rancho Cucamonga, CA · CSLB #1080210 · as of June 27, 2026
    Active · clear
29. Holguin & Holguin Enterprises INC

    Rancho Cucamonga, CA · CSLB #1058650 · as of June 27, 2026
    Active · clear
30. Intelligent Engineered Systems And Services

    Rancho Cucamonga, CA · CSLB #830327 · as of June 27, 2026
    Active · clear
31. J & K Welding

    Rancho Cucamonga, CA · CSLB #419502 · as of June 27, 2026
    Active · clear
32. J&K Welding CO INC

    Rancho Cucamonga, CA · CSLB #1108110 · as of June 27, 2026
    Active · clear
33. Jones/covey Group Incorporated

    Rancho Cucamonga, CA · CSLB #804431 · as of June 27, 2026
    Active · clear
34. Joule Construction

    Rancho Cucamonga, CA · CSLB #1125073 · as of June 27, 2026
    Active · clear
35. J R N Engineering

    Rancho Cucamonga, CA · CSLB #357442 · as of June 27, 2026
    Active · clear
36. Dylan Kershaw Construction

    Rancho Cucamonga, CA · CSLB #1097652 · as of June 27, 2026
    Active · clear
37. K - Vac Environmental Services INC

    Rancho Cucamonga, CA · CSLB #977254 · as of June 27, 2026
    Active · clear
38. William TY Larson

    Rancho Cucamonga, CA · CSLB #501029 · as of June 27, 2026
    Active · clear
39. Lion Construction

    Rancho Cucamonga, CA · CSLB #888802 · as of June 27, 2026
    Active · clear
40. Mac Environmental Services INC

    Rancho Cucamonga, CA · CSLB #1085889 · as of June 27, 2026
    Active · clear
41. Jesus Eric Marquez JR

    Rancho Cucamonga, CA · CSLB #701072 · as of June 27, 2026
    Active · clear
42. Lewis Arthur Marquez

    Rancho Cucamonga, CA · CSLB #702645 · as of June 27, 2026
    Active · clear
43. Mega Way Construction

    Rancho Cucamonga, CA · CSLB #652633 · as of June 27, 2026
    Active · clear
44. Mehas Construction INC

    Rancho Cucamonga, CA · CSLB #585432 · as of June 27, 2026
    Active · clear
45. Melaya Engineering INC

    Rancho Cucamonga, CA · CSLB #1026230 · as of June 27, 2026
    Active · clear
46. MKF Engineering & Contracting INC

    Rancho Cucamonga, CA · CSLB #769423 · as of June 27, 2026
    Active · clear
47. Moab Construction INC

    Rancho Cucamonga, CA · CSLB #1075876 · as of June 27, 2026
    Active · clear
48. New Legacy Development Corp

    Rancho Cucamonga, CA · CSLB #853732 · as of June 27, 2026
    Active · clear
49. Nile Ma Construction

    Rancho Cucamonga, CA · CSLB #1093536 · as of June 27, 2026
    Active · clear
50. Norfork Incorporated

    Rancho Cucamonga, CA · CSLB #868794 · as of June 27, 2026
    Active · clear
51. Norse Environmental Engineering Solutions

    Rancho Cucamonga, CA · CSLB #1056052 · as of June 27, 2026
    Active · clear
52. North Trademark Builders INC

    Rancho Cucamonga, CA · CSLB #840536 · as of June 27, 2026
    Active · clear
53. Opal Fuels Station Services LLC

    Rancho Cucamonga, CA · CSLB #1063659 · as of June 27, 2026
    Active · clear
54. Professional Electrical Construction Services INC

    Rancho Cucamonga, CA · CSLB #924855 · as of June 27, 2026
    Active · clear
55. Prosouth Builders INC

    Rancho Cucamonga, CA · CSLB #1073544 · as of June 27, 2026
    Active · clear
56. Rar Premier Builders INC

    Rancho Cucamonga, CA · CSLB #1082882 · as of June 27, 2026
    Active · clear
57. H D Rodriguez Engineering

    Rancho Cucamonga, CA · CSLB #576676 · as of June 27, 2026
    Active · clear
58. J L Russell Construction - Restoration CO

    Rancho Cucamonga, CA · CSLB #702875 · as of June 27, 2026
    Active · clear
59. Safway Atlantic

    Rancho Cucamonga, CA · CSLB #754948 · as of June 27, 2026
    Active · clear
60. Sewer Bee

    Rancho Cucamonga, CA · CSLB #1155568 · as of June 27, 2026
    Active · clear

See all General Engineering (A) contractors in California →

Data sourced from the California Contractors State License Board (CSLB), current as of June 27, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.