Licensed General Building (B) contractors in Castro Valley, CA

The California Contractors State License Board (CSLB) lists 232 General Building (B) contractors in Castro Valley, California. Each links to a full dossier with license status, insurance, bond, and enforcement — as of October 6, 2026.

Showing 1–60 of 232 contractors

1. 123 Garage Door

   Castro Valley, CA · CSLB #1088677 · as of October 6, 2026
   Active · clear
2. 2Y Construction INC

   Castro Valley, CA · CSLB #997875 · as of October 6, 2026
   Active · clear
3. Alex Construction

   Castro Valley, CA · CSLB #958486 · as of October 6, 2026
   Active · clear
4. Allpro Construction

   Castro Valley, CA · CSLB #939186 · as of October 6, 2026
   Active · clear
5. All Star Team Construction

   Castro Valley, CA · CSLB #962122 · as of October 6, 2026
   Active · clear
6. American River Framing LLC

   Castro Valley, CA · CSLB #746425 · as of October 6, 2026
   Active · clear
7. Anykind Construction

   Castro Valley, CA · CSLB #677394 · as of October 6, 2026
   Active · open complaint
8. A P C Construction

   Castro Valley, CA · CSLB #880085 · as of October 6, 2026
   Active · clear
9. Eric Archuletta General Contractor

   Castro Valley, CA · CSLB #787800 · as of October 6, 2026
   Active · clear
10. Art Line Construction

    Castro Valley, CA · CSLB #1134503 · as of October 6, 2026
    Active · clear
11. Atb Construction

    Castro Valley, CA · CSLB #1151339 · as of October 6, 2026
    Active · clear
12. A-z Restoration INC

    Castro Valley, CA · CSLB #1143297 · as of October 6, 2026
    Active · clear
13. Baek Construction

    Castro Valley, CA · CSLB #1002450 · as of October 6, 2026
    Active · clear
14. Bandera Construction Company

    Castro Valley, CA · CSLB #813872 · as of October 6, 2026
    Active · clear
15. Bar In The Woods Construction

    Castro Valley, CA · CSLB #469701 · as of October 6, 2026
    Active · clear
16. Barrera's Builders

    Castro Valley, CA · CSLB #903233 · as of October 6, 2026
    Active · clear
17. Bay Area Builders

    Castro Valley, CA · CSLB #896486 · as of October 6, 2026
    Active · clear
18. Bay Full Construction

    Castro Valley, CA · CSLB #1099771 · as of October 6, 2026
    Active · clear
19. BD Construction

    Castro Valley, CA · CSLB #1051563 · as of October 6, 2026
    Active · clear
20. Bebe Construction Company

    Castro Valley, CA · CSLB #888603 · as of October 6, 2026
    Active · clear
21. Brian Beck Construction

    Castro Valley, CA · CSLB #869512 · as of October 6, 2026
    Active · clear
22. Benitez Builder

    Castro Valley, CA · CSLB #1061251 · as of October 6, 2026
    Active · clear
23. Bingo Builders

    Castro Valley, CA · CSLB #1110685 · as of October 6, 2026
    Active · clear
24. S R Blackstone Construction INC

    Castro Valley, CA · CSLB #520142 · as of October 6, 2026
    Active · clear
25. Zachary Boelsterli

    Castro Valley, CA · CSLB #1077803 · as of October 6, 2026
    Active · clear
26. Bostok & Williams A Partnership

    Castro Valley, CA · CSLB #795324 · as of October 6, 2026
    Active · clear
27. Brandon Choi Construction

    Castro Valley, CA · CSLB #1150927 · as of October 6, 2026
    Active · clear
28. Broadedge Builders LLC

    Castro Valley, CA · CSLB #1161729 · as of October 6, 2026
    Active · clear
29. Brostrom Construction

    Castro Valley, CA · CSLB #895980 · as of October 6, 2026
    Active · clear
30. Cad Com

    Castro Valley, CA · CSLB #931582 · as of October 6, 2026
    Active · clear
31. Caistor Construction

    Castro Valley, CA · CSLB #725563 · as of October 6, 2026
    Active · clear
32. Jordan Callier Construction

    Castro Valley, CA · CSLB #894179 · as of October 6, 2026
    Active · clear
33. Camello INC

    Castro Valley, CA · CSLB #790164 · as of October 6, 2026
    Active · clear
34. Carmel Construction Company

    Castro Valley, CA · CSLB #858096 · as of October 6, 2026
    Active · clear
35. Celis Construction

    Castro Valley, CA · CSLB #963254 · as of October 6, 2026
    Active · clear
36. Yee Cheung

    Castro Valley, CA · CSLB #855650 · as of October 6, 2026
    Active · clear
37. Chi Construction Company

    Castro Valley, CA · CSLB #552583 · as of October 6, 2026
    Active · clear
38. Sam Chin

    Castro Valley, CA · CSLB #857303 · as of October 6, 2026
    Active · clear
39. Clamar's All Phase Construction INC

    Castro Valley, CA · CSLB #1066886 · as of October 6, 2026
    Active · clear
40. Clamar's Precisions Builds

    Castro Valley, CA · CSLB #1094844 · as of October 6, 2026
    Active · clear
41. Complete Const CO

    Castro Valley, CA · CSLB #557164 · as of October 6, 2026
    Active · clear
42. Crawford Incorporated

    Castro Valley, CA · CSLB #904632 · as of October 6, 2026
    Active · clear
43. C R F Builders INC

    Castro Valley, CA · CSLB #926072 · as of October 6, 2026
    Active · open complaint
44. Edwin T Croll

    Castro Valley, CA · CSLB #368028 · as of October 6, 2026
    Active · clear
45. G Cronk Construction

    Castro Valley, CA · CSLB #988109 · as of October 6, 2026
    Active · clear
46. Crossroads Restoration LLC

    Castro Valley, CA · CSLB #1158985 · as of October 6, 2026
    Active · clear
47. C S Z Construction Company

    Castro Valley, CA · CSLB #984433 · as of October 6, 2026
    Active · clear
48. Cunningham Construction

    Castro Valley, CA · CSLB #955393 · as of October 6, 2026
    Active · clear
49. Dave's Interior Construction Specialist

    Castro Valley, CA · CSLB #782005 · as of October 6, 2026
    Active · clear
50. Davis Levi Construction INC

    Castro Valley, CA · CSLB #1132903 · as of October 6, 2026
    Active · clear
51. Day Group Builders LLC

    Castro Valley, CA · CSLB #1107047 · as of October 6, 2026
    Active · clear
52. Damon Bleth DBA D B Tile

    Castro Valley, CA · CSLB #821370 · as of October 6, 2026
    Active · clear
53. Robert Deen Construction

    Castro Valley, CA · CSLB #513685 · as of October 6, 2026
    Active · clear
54. Christopher Emanuel Del Rosario

    Castro Valley, CA · CSLB #872088 · as of October 6, 2026
    Active · clear
55. Diablo Mountain Construction LLC

    Castro Valley, CA · CSLB #1101794 · as of October 6, 2026
    Active · clear
56. Dich Construction

    Castro Valley, CA · CSLB #1033784 · as of October 6, 2026
    Active · clear
57. Direct Sales Floors

    Castro Valley, CA · CSLB #424404 · as of October 6, 2026
    Active · clear
58. D & M Builders

    Castro Valley, CA · CSLB #797083 · as of October 6, 2026
    Active · clear
59. D M C Construction

    Castro Valley, CA · CSLB #918194 · as of October 6, 2026
    Active · clear
60. Donahue Backhoe & Construction CO

    Castro Valley, CA · CSLB #504109 · as of October 6, 2026
    Active · clear

See all General Building (B) 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.