Licensed General Building (B) contractors in California

The California Contractors State License Board (CSLB) lists 100,812 California contractors classified B (General Building (B)). Each entry below links to a full dossier with license status, insurance, bond, and enforcement — as of July 16, 2026.

Showing 21,421–21,480 of 100,812 contractors

1. Greg Cosmero Construction

   Del Rey Oaks, CA · CSLB #732899 · as of July 16, 2026
   Active · clear
2. Cosmi Construction

   Concord, CA · CSLB #792506 · as of July 16, 2026
   Active · clear
3. Cosmic Renovation

   Concord, CA · CSLB #1035295 · as of July 16, 2026
   Active · clear
4. Cosmic Solar INC

   Vista, CA · CSLB #831831 · as of July 16, 2026
   Active · clear
5. Anthony Thong DBA Cosmo Construction

   Garden Grove, CA · CSLB #1099862 · as of July 16, 2026
   Active · clear
6. Cosmo Construction INC

   Santa Clara, CA · CSLB #1074478 · as of July 16, 2026
   Active · clear
7. Ken Cosmo

   Foresthill, CA · CSLB #614888 · as of July 16, 2026
   Active · clear
8. Cosmos Development LLC

   Arcadia, CA · CSLB #1139115 · as of July 16, 2026
   Active · clear
9. Cosmoss Construction INC

   Pomona, CA · CSLB #985743 · as of July 16, 2026
   Active · clear
10. Cosmos Unlimited Construction INC

    Rancho Cucamonga, CA · CSLB #1100086 · as of July 16, 2026
    Active · clear
11. Travis Cosmo Construction

    Foresthill, CA · CSLB #914873 · as of July 16, 2026
    Active · clear
12. Coss Construction CO

    San Jose, CA · CSLB #961805 · as of July 16, 2026
    Active · clear
13. Coss Construction CO

    Alpine, CA · CSLB #486441 · as of July 16, 2026
    Active · clear
14. Coss Drywall

    Lemon Grove, CA · CSLB #1007614 · as of July 16, 2026
    Active · clear
15. Cosseboom Construction

    Eureka, CA · CSLB #1061259 · as of July 16, 2026
    Active · clear
16. Cossey Construction

    Blue Jay, CA · CSLB #528503 · as of July 16, 2026
    Active · clear
17. Coss General Building Contractor

    Roseville, CA · CSLB #510648 · as of July 16, 2026
    Active · clear
18. Coss General Construction

    Antioch, CA · CSLB #1106617 · as of July 16, 2026
    Active · clear
19. Tony Cossi Construction

    San Diego, CA · CSLB #955425 · as of July 16, 2026
    Active · clear
20. Costa Sutton INC DBA Costa

    Rolling Hills Estates, CA · CSLB #1072409 · as of July 16, 2026
    Active · clear
21. Costa Azul Contracting Group

    San Diego, CA · CSLB #1050109 · as of July 16, 2026
    Active · clear
22. Pacific Compass INC DBA Costa Bella Builders

    Aptos, CA · CSLB #654886 · as of July 16, 2026
    Active · clear
23. Costa Construction

    Santa Rosa, CA · CSLB #658674 · as of July 16, 2026
    Active · clear
24. Frank Costaglio Painting

    Hillsborough, CA · CSLB #523126 · as of July 16, 2026
    Active · clear
25. J Costa Construction INC

    El Cajon, CA · CSLB #809226 · as of July 16, 2026
    Active · clear
26. Costa Matt Construction

    Oakland, CA · CSLB #1093430 · as of July 16, 2026
    Active · clear
27. Costa Millworks Construction

    San Carlos, CA · CSLB #1132941 · as of July 16, 2026
    Active · clear
28. Costanza Construction INC

    San Francisco, CA · CSLB #867569 · as of July 16, 2026
    Active · clear
29. Costanzo Development Services

    Murrieta, CA · CSLB #1075750 · as of July 16, 2026
    Active · clear
30. Costa Outdoor Living

    San Juan Capistrano, CA · CSLB #948301 · as of July 16, 2026
    Active · clear
31. Costa Pacific Contracting INC

    El Cajon, CA · CSLB #1115006 · as of July 16, 2026
    Active · clear
32. Costa Quality Works

    Valley Springs, CA · CSLB #1037595 · as of July 16, 2026
    Active · clear
33. Costar Home Remodeling

    North Hollywood, CA · CSLB #1122135 · as of July 16, 2026
    Active · clear
34. S Costa Construction INC

    San Ramon, CA · CSLB #607454 · as of July 16, 2026
    Active · clear
35. Costa's Home Improvement

    Modesto, CA · CSLB #979171 · as of July 16, 2026
    Active · clear
36. Thomas Costas

    Hesperia, CA · CSLB #712530 · as of July 16, 2026
    Active · clear
37. Costa Sur Construction INC

    Downey, CA · CSLB #978642 · as of July 16, 2026
    Active · clear
38. Weslei Costa General Contractor

    Copperopolis, CA · CSLB #1072099 · as of July 16, 2026
    Active · clear
39. Cost Carpets

    Visalia, CA · CSLB #876184 · as of July 16, 2026
    Active · clear
40. Costco Wholesale Corporation

    Seattle, CA · CSLB #858087 · as of July 16, 2026
    Active · clear
41. Jacob Coste

    Anaheim, CA · CSLB #777908 · as of July 16, 2026
    Active · clear
42. Costello Construction

    Mission Viejo, CA · CSLB #367968 · as of July 16, 2026
    Active · clear
43. Denis M Costello

    San Diego, CA · CSLB #884110 · as of July 16, 2026
    Active · clear
44. Coster Construction

    Bethel Island, CA · CSLB #858796 · as of July 16, 2026
    Active · clear
45. Coster Construction

    Seal Beach, CA · CSLB #643600 · as of July 16, 2026
    Active · clear
46. Costescu Construction

    Garden Grove, CA · CSLB #690935 · as of July 16, 2026
    Active · clear
47. Greg Costigan General Contractor

    Redondo Beach, CA · CSLB #357826 · as of July 16, 2026
    Active · clear
48. Costless Plumbing Heating And Air Conditioning INC

    Fresno, CA · CSLB #859543 · as of July 16, 2026
    Active · clear
49. Costner Construction

    Grenada, CA · CSLB #1109112 · as of July 16, 2026
    Active · clear
50. Costo Construction Corp

    Palm Desert, CA · CSLB #1105911 · as of July 16, 2026
    Active · clear
51. D R Coston Construction

    Bakersfield, CA · CSLB #949561 · as of July 16, 2026
    Active · clear
52. Cost - U - Less Construction

    Meadow Vista, CA · CSLB #846655 · as of July 16, 2026
    Active · clear
53. Cota Builder

    Long Beach, CA · CSLB #1154695 · as of July 16, 2026
    Active · clear
54. Cota Construction

    National City, CA · CSLB #958065 · as of July 16, 2026
    Active · clear
55. Cota Construction/electrical

    Carmel, CA · CSLB #545784 · as of July 16, 2026
    Active · clear
56. Doug Cota Construction

    Portola, CA · CSLB #1052515 · as of July 16, 2026
    Active · clear
57. Cotcher Construction Company

    El Dorado Hills, CA · CSLB #424731 · as of July 16, 2026
    Active · clear
58. Cote Building & Repair

    Upland, CA · CSLB #1094199 · as of July 16, 2026
    Active · clear
59. David Arnold Cote

    Riverside, CA · CSLB #644765 · as of July 16, 2026
    Active · clear
60. John Cote

    Palo Alto, CA · CSLB #792833 · as of July 16, 2026
    Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of July 16, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.