Licensed General Engineering (A) contractors in San Leandro, CA

The California Contractors State License Board (CSLB) lists 40 General Engineering (A) contractors in San Leandro, California. Each links to a full dossier with license status, insurance, bond, and enforcement — as of October 6, 2026.

40 contractors

1. A+ Contractor INC

   San Leandro, CA · CSLB #1157033 · as of October 6, 2026
   Active · clear
2. Alco Iron & Metal CO

   San Leandro, CA · CSLB #293917 · as of October 6, 2026
   Active · clear
3. Algebra Probuild INC

   San Leandro, CA · CSLB #1152344 · as of October 6, 2026
   Active · clear
4. Apena Engineering INC

   San Leandro, CA · CSLB #1107815 · as of October 6, 2026
   Active · clear
5. Armer/norman & Associates INC

   San Leandro, CA · CSLB #256896 · as of October 6, 2026
   Active · clear
6. Barker Construction

   San Leandro, CA · CSLB #566160 · as of October 6, 2026
   Active · clear
7. Barrera & Associates Construction INC

   San Leandro, CA · CSLB #920234 · as of October 6, 2026
   Active · clear
8. Baytech Communications INC

   San Leandro, CA · CSLB #765746 · as of October 6, 2026
   Active · clear
9. Bay Wide Plumbing Heating And Air

   San Leandro, CA · CSLB #960675 · as of October 6, 2026
   Active · clear
10. Bcec-breslin Construction & Engineering CO

    San Leandro, CA · CSLB #592266 · as of October 6, 2026
    Active · clear
11. Bigge Crane & Rigging CO

    San Leandro, CA · CSLB #9859 · as of October 6, 2026
    Active · clear
12. Cal-oak Constructors INC

    San Leandro, CA · CSLB #1091389 · as of October 6, 2026
    Active · clear
13. Columbia Electric INC

    San Leandro, CA · CSLB #765902 · as of October 6, 2026
    Active · clear
14. Dan Electric

    San Leandro, CA · CSLB #786781 · as of October 6, 2026
    Active · clear
15. Danel INC

    San Leandro, CA · CSLB #884247 · as of October 6, 2026
    Active · clear
16. Downtime Trails

    San Leandro, CA · CSLB #1131454 · as of October 6, 2026
    Active · clear
17. JJ Design Build

    San Leandro, CA · CSLB #1093060 · as of October 6, 2026
    Active · clear
18. King Crane Service

    San Leandro, CA · CSLB #921288 · as of October 6, 2026
    Active · clear
19. Loza & Sons INC

    San Leandro, CA · CSLB #1040773 · as of October 6, 2026
    Active · clear
20. MC Nely Construction Company

    San Leandro, CA · CSLB #461594 · as of October 6, 2026
    Active · clear
21. M G Remediation INC

    San Leandro, CA · CSLB #839709 · as of October 6, 2026
    Active · clear
22. Olson And CO Steel

    San Leandro, CA · CSLB #453003 · as of October 6, 2026
    Active · clear
23. Ouyang General Engineering INC

    San Leandro, CA · CSLB #1136523 · as of October 6, 2026
    Active · clear
24. Pagano Pacific Construction

    San Leandro, CA · CSLB #493559 · as of October 6, 2026
    Active · clear
25. William Terrence Plunkett

    San Leandro, CA · CSLB #352889 · as of October 6, 2026
    Active · clear
26. Ransome Company

    San Leandro, CA · CSLB #22726 · as of October 6, 2026
    Active · clear
27. Silman Industries

    San Leandro, CA · CSLB #906985 · as of October 6, 2026
    Active · clear
28. S N Building

    San Leandro, CA · CSLB #1105011 · as of October 6, 2026
    Active · clear
29. Sterling Environmental Corporation

    San Leandro, CA · CSLB #537909 · as of October 6, 2026
    Active · clear
30. ST Francis Electric INC

    San Leandro, CA · CSLB #335324 · as of October 6, 2026
    Active · clear
31. ST Francis Electric LLC

    San Leandro, CA · CSLB #1003811 · as of October 6, 2026
    Active · clear
32. Terra Firma Geotechnical

    San Leandro, CA · CSLB #639633 · as of October 6, 2026
    Active · clear
33. Joseph Tezeno JR

    San Leandro, CA · CSLB #515623 · as of October 6, 2026
    Active · clear
34. Total Underground Construction

    San Leandro, CA · CSLB #1094194 · as of October 6, 2026
    Active · clear
35. Underwater Resources INC

    San Leandro, CA · CSLB #639975 · as of October 6, 2026
    Active · clear
36. Wes-co Industries

    San Leandro, CA · CSLB #246673 · as of October 6, 2026
    Active · clear
37. Wing On Construction INC

    San Leandro, CA · CSLB #949206 · as of October 6, 2026
    Active · clear
38. Z And Z Plumbing

    San Leandro, CA · CSLB #896116 · as of October 6, 2026
    Active · clear
39. Marc Crawley-general Contractor

    San Leandro, CA · CSLB #274321 · as of October 6, 2026
    Suspended · bond
40. JJ Construction & Design INC

    San Leandro, CA · CSLB #945727 · as of October 6, 2026
    Suspended · bond

See all General Engineering (A) contractors in California →

Data sourced from the California Contractors State License Board (CSLB), current as of October 6, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.