Licensed General Building (B) contractors in California

The California Contractors State License Board (CSLB) lists 100,495 California contractors classified B (General Building (B)). Each entry below links to a full dossier with license status, insurance, bond, and enforcement — as of October 21, 2026.

Showing 16,801–16,860 of 100,495 contractors

1. Castellon Construction CO

   Red Bluff, CA · CSLB #704253 · as of October 21, 2026
   Active · clear
2. Castellon Construction INC

   Compton, CA · CSLB #1139176 · as of October 21, 2026
   Active · clear
3. Castellon Construction-kitchen & Baths

   Alhambra, CA · CSLB #608503 · as of October 21, 2026
   Active · clear
4. J Castellon Construction

   Riverside, CA · CSLB #1036160 · as of October 21, 2026
   Active · clear
5. John Castellon

   Bakersfield, CA · CSLB #784783 · as of October 21, 2026
   Active · clear
6. Castell's Construction INC

   Redlands, CA · CSLB #1082103 · as of October 21, 2026
   Active · clear
7. Caster Properties INC

   San Diego, CA · CSLB #786538 · as of October 21, 2026
   Active · clear
8. Cast Holder Construction

   San Juan Capistrano, CA · CSLB #762533 · as of October 21, 2026
   Active · clear
9. Cast Home Remodeling

   La Puente, CA · CSLB #1071162 · as of October 21, 2026
   Active · clear
10. Castillejos Construction INC

    Seaside, CA · CSLB #1050426 · as of October 21, 2026
    Active · clear
11. Castillian Construction Incorporated

    Carmichael, CA · CSLB #757156 · as of October 21, 2026
    Active · clear
12. Allen J Castillo

    Buellton, CA · CSLB #1003648 · as of October 21, 2026
    Active · clear
13. Amilcar M Castillo

    Ontario, CA · CSLB #711675 · as of October 21, 2026
    Active · clear
14. Castillo Bay Builders LLC

    Oakland, CA · CSLB #1084513 · as of October 21, 2026
    Active · clear
15. Castillo Builders

    Capistrano Beach, CA · CSLB #827696 · as of October 21, 2026
    Active · clear
16. Cameron Castillo Construction

    Oroville, CA · CSLB #856812 · as of October 21, 2026
    Active · clear
17. Michael Castillo

    Venice, CA · CSLB #960211 · as of October 21, 2026
    Active · clear
18. Castillo Construction

    Bakersfield, CA · CSLB #534142 · as of October 21, 2026
    Active · clear
19. Castillo Construction

    Downey, CA · CSLB #862499 · as of October 21, 2026
    Active · clear
20. Castillo Construction

    South Lake Tahoe, CA · CSLB #857599 · as of October 21, 2026
    Active · clear
21. Castillo Construction

    Ceres, CA · CSLB #754385 · as of October 21, 2026
    Active · clear
22. Castillo Construction

    Mountain View, CA · CSLB #1157826 · as of October 21, 2026
    Active · clear
23. Castillo Construction

    Lodi, CA · CSLB #815570 · as of October 21, 2026
    Active · clear
24. Castillo Construction Contractors

    Fresno, CA · CSLB #924611 · as of October 21, 2026
    Active · clear
25. Castillo Construction & Remodeling Company

    San Jose, CA · CSLB #632209 · as of October 21, 2026
    Active · clear
26. Castillo Construction SC

    Imperial Beach, CA · CSLB #973853 · as of October 21, 2026
    Active · clear
27. Castillo Construction Services INC

    Los Angeles, CA · CSLB #1076756 · as of October 21, 2026
    Active · clear
28. Castillo Contracting Company INC

    San Diego, CA · CSLB #901858 · as of October 21, 2026
    Active · clear
29. Castillo Contracting Group INC

    Hawthorne, CA · CSLB #1116265 · as of October 21, 2026
    Active · clear
30. Castillo Fausto

    Fullerton, CA · CSLB #1050029 · as of October 21, 2026
    Active · clear
31. Frank Caballero Castillo

    Coachella, CA · CSLB #1017128 · as of October 21, 2026
    Active · clear
32. Castillo General Contractors

    Cathedral City, CA · CSLB #1149669 · as of October 21, 2026
    Active · clear
33. Castillo General Remodel

    Pittsburg, CA · CSLB #1103912 · as of October 21, 2026
    Active · clear
34. Gilbert Castillo

    Victorville, CA · CSLB #1024683 · as of October 21, 2026
    Active · clear
35. Castillo Grande INC

    San Francisco, CA · CSLB #1137395 · as of October 21, 2026
    Active · clear
36. Guillermo Castillo

    Winnetka, CA · CSLB #964052 · as of October 21, 2026
    Active · clear
37. Jose Castillo

    San Jose, CA · CSLB #1133435 · as of October 21, 2026
    Active · clear
38. L J Castillo Construction

    Santa Barbara, CA · CSLB #960873 · as of October 21, 2026
    Active · clear
39. Marcelo V Castillo

    Blue Jay, CA · CSLB #797468 · as of October 21, 2026
    Active · clear
40. Castillo Repairs & Construction

    Van Nuys, CA · CSLB #858354 · as of October 21, 2026
    Active · clear
41. Castillo's Building & Remodeling INC

    Lancaster, CA · CSLB #1087447 · as of October 21, 2026
    Active · clear
42. Castillo's Construction

    Inglewood, CA · CSLB #1059019 · as of October 21, 2026
    Active · clear
43. Castillo's Construction Builders

    Long Beach, CA · CSLB #1161190 · as of October 21, 2026
    Active · clear
44. Castillos Construction Services INC

    Bloomington, CA · CSLB #1069732 · as of October 21, 2026
    Active · clear
45. Castillos Contracting Corp

    Los Gatos, CA · CSLB #1046584 · as of October 21, 2026
    Active · clear
46. Castillo Works

    Chula Vista, CA · CSLB #919636 · as of October 21, 2026
    Active · clear
47. Castino Restaurant Supply

    Rohnert Park, CA · CSLB #686402 · as of October 21, 2026
    Active · clear
48. Castle Bay Builder INC

    Arcadia, CA · CSLB #1082492 · as of October 21, 2026
    Active · clear
49. Castle Bay Construction

    Woodland Hills, CA · CSLB #440256 · as of October 21, 2026
    Active · clear
50. Castle Bay Construction INC

    Arcadia, CA · CSLB #1037462 · as of October 21, 2026
    Active · clear
51. Castleberry Home Improvements INC

    Long Beach, CA · CSLB #968426 · as of October 21, 2026
    Active · open complaint
52. Castle Bilt Construction

    Apple Valley, CA · CSLB #885387 · as of October 21, 2026
    Active · clear
53. Benjamin D Reed DBA Castle Builders

    Chico, CA · CSLB #522219 · as of October 21, 2026
    Active · clear
54. Castle Building INC

    Santa Maria, CA · CSLB #1023950 · as of October 21, 2026
    Active · clear
55. Castleby Construction LLC

    Newbury Park, CA · CSLB #919991 · as of October 21, 2026
    Active · clear
56. Castle Company

    San Francisco, CA · CSLB #962681 · as of October 21, 2026
    Active · clear
57. Castle Construction

    Santa Rosa, CA · CSLB #765191 · as of October 21, 2026
    Active · clear
58. Castle Construction

    San Jacinto, CA · CSLB #1075862 · as of October 21, 2026
    Active · clear
59. Enterprise Castle INC DBA Castle Construction

    Spring Valley, CA · CSLB #876131 · as of October 21, 2026
    Active · clear
60. Paul J Hanley Iii DBA Castle Construction

    Redondo Beach, CA · CSLB #573824 · as of October 21, 2026
    Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of October 21, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.