Licensed General Building (B) contractors in California

The California Contractors State License Board (CSLB) lists 100,662 California contractors classified B (General Building (B)). Each entry below links to a full dossier with license status, insurance, bond, and enforcement — as of August 22, 2026.

Showing 64,561–64,620 of 100,662 contractors

1. On - Site Builders INC

   San Fernando, CA · CSLB #399424 · as of August 22, 2026
   Active · clear
2. Onsite Concrete Solutions

   Thousand Palms, CA · CSLB #1063442 · as of August 22, 2026
   Active · clear
3. On Site Construction

   Tehachapi, CA · CSLB #826827 · as of August 22, 2026
   Active · clear
4. Onsite Construction

   Anaheim, CA · CSLB #1062909 · as of August 22, 2026
   Active · clear
5. On - Site Construction INC

   San Jose, CA · CSLB #822658 · as of August 22, 2026
   Active · clear
6. Onsite Construction Services INC

   Santa Clarita, CA · CSLB #406526 · as of August 22, 2026
   Active · clear
7. Onsite Construx

   Orangevale, CA · CSLB #905588 · as of August 22, 2026
   Active · clear
8. Onsitemike And The Builders INC

   Long Beach, CA · CSLB #1098746 · as of August 22, 2026
   Active · clear
9. On Site Solution Construction Company

   Vallejo, CA · CSLB #1150680 · as of August 22, 2026
   Active · clear
10. Onstar Builders INC

    Valley Village, CA · CSLB #1083717 · as of August 22, 2026
    Active · clear
11. Onsum Home Renovation INC

    Sacramento, CA · CSLB #1158419 · as of August 22, 2026
    Active · clear
12. Onsyte Services INC

    Norwalk, CA · CSLB #839441 · as of August 22, 2026
    Active · clear
13. On Target Electric INC

    Tustin, CA · CSLB #924167 · as of August 22, 2026
    Active · clear
14. On Target General Construction

    Panorama City, CA · CSLB #1104403 · as of August 22, 2026
    Active · clear
15. Greg Sonagere DBA On The Level Const

    Twain Harte, CA · CSLB #583797 · as of August 22, 2026
    Active · clear
16. On The Level Construction

    Del Rey Oaks, CA · CSLB #1017910 · as of August 22, 2026
    Active · clear
17. On The Level Construction

    Ventura, CA · CSLB #1053088 · as of August 22, 2026
    Active · clear
18. On The Level Construction

    Alameda, CA · CSLB #1080882 · as of August 22, 2026
    Active · clear
19. On The Level Construction

    Santa Cruz, CA · CSLB #813215 · as of August 22, 2026
    Active · clear
20. On The Level Construction

    Granite Bay, CA · CSLB #698577 · as of August 22, 2026
    Active · clear
21. On The Level Construction INC

    South Lake Tahoe, CA · CSLB #630714 · as of August 22, 2026
    Active · clear
22. On The Level General Contractors INC

    Vista, CA · CSLB #521400 · as of August 22, 2026
    Active · clear
23. On The Level LLC

    La Verne, CA · CSLB #1150294 · as of August 22, 2026
    Active · clear
24. On The Level Renovations INC

    San Diego, CA · CSLB #1113760 · as of August 22, 2026
    Active · clear
25. On The Level Repair Company

    San Diego, CA · CSLB #1061611 · as of August 22, 2026
    Active · clear
26. Elsa Construction INC DBA On The Level Tile

    Santee, CA · CSLB #1071989 · as of August 22, 2026
    Active · clear
27. On The Line Construction

    South Pasadena, CA · CSLB #1113109 · as of August 22, 2026
    Active · clear
28. Onthemark Construction INC

    Santee, CA · CSLB #972441 · as of August 22, 2026
    Active · clear
29. On The Road Construction 11 INC

    San Diego, CA · CSLB #1153096 · as of August 22, 2026
    Active · clear
30. Integricon Builders DBA On The Rock Concrete Artisans

    Auburn, CA · CSLB #915330 · as of August 22, 2026
    Active · clear
31. On The Rock Construction INC

    Oakley, CA · CSLB #1003810 · as of August 22, 2026
    Active · clear
32. On The Spot Construction

    Anaheim, CA · CSLB #935001 · as of August 22, 2026
    Active · clear
33. On This Rock Construction INC

    Vallejo, CA · CSLB #1146111 · as of August 22, 2026
    Active · clear
34. On Time Builders

    Newark, CA · CSLB #684684 · as of August 22, 2026
    Active · clear
35. On Time Builders & Restoration INC

    West Hills, CA · CSLB #1054003 · as of August 22, 2026
    Active · clear
36. On Time Construction

    Temecula, CA · CSLB #918152 · as of August 22, 2026
    Active · clear
37. On Time Construction

    San Jose, CA · CSLB #967542 · as of August 22, 2026
    Active · clear
38. On Time Construction

    La Mesa, CA · CSLB #955369 · as of August 22, 2026
    Active · clear
39. On Time Home Improvements

    San Diego, CA · CSLB #861824 · as of August 22, 2026
    Active · clear
40. On Time Remodel

    Yucaipa, CA · CSLB #934134 · as of August 22, 2026
    Active · clear
41. Jeff Ontiveros Construction

    Bakersfield, CA · CSLB #742406 · as of August 22, 2026
    Active · clear
42. M M Ontiveros Carpentry

    Goleta, CA · CSLB #942479 · as of August 22, 2026
    Active · clear
43. On Top Construction

    Oakley, CA · CSLB #791897 · as of August 22, 2026
    Active · clear
44. On Top Construction INC

    Livermore, CA · CSLB #568193 · as of August 22, 2026
    Active · clear
45. On Top General Builders CO

    Baldwin Park, CA · CSLB #1065914 · as of August 22, 2026
    Active · clear
46. Ontra Builders

    Laguna Niguel, CA · CSLB #612055 · as of August 22, 2026
    Active · clear
47. On - Track General Contractor & Management

    Torrance, CA · CSLB #875896 · as of August 22, 2026
    Active · clear
48. On Track Remodeling

    Orinda, CA · CSLB #1065378 · as of August 22, 2026
    Active · clear
49. Ontrak Construction

    Whittier, CA · CSLB #1120021 · as of August 22, 2026
    Active · clear
50. On Tung INC

    San Francisco, CA · CSLB #1005809 · as of August 22, 2026
    Active · clear
51. Onward Capital LLC

    West Hollywood, CA · CSLB #1084275 · as of August 22, 2026
    Active · clear
52. Onward Construction

    San Jose, CA · CSLB #1101951 · as of August 22, 2026
    Active · clear
53. Ony Homes General Contractors LLC

    Alamo, CA · CSLB #1085540 · as of August 22, 2026
    Active · clear
54. Onyx Builder

    Pasadena, CA · CSLB #944048 · as of August 22, 2026
    Active · clear
55. Onyx Builders INC

    Temecula, CA · CSLB #1119028 · as of August 22, 2026
    Active · clear
56. Mike Groff Incorporated DBA Onyx Building Company

    Chatsworth, CA · CSLB #772977 · as of August 22, 2026
    Active · clear
57. Onyx Building Group INC

    El Cajon, CA · CSLB #957645 · as of August 22, 2026
    Active · clear
58. Onyx Building Solutions INC

    Studio City, CA · CSLB #1102534 · as of August 22, 2026
    Active · clear
59. Onyx Construction

    Manhattan Beach, CA · CSLB #944109 · as of August 22, 2026
    Active · clear
60. Onyx Construction Services INC

    Cathedral City, CA · CSLB #1095330 · as of August 22, 2026
    Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of August 22, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.