Licensed General Engineering (A) contractors in California

The California Contractors State License Board (CSLB) lists 15,129 California contractors classified A (General Engineering (A)). Each entry below links to a full dossier with license status, insurance, bond, and enforcement — as of October 8, 2026.

Showing 6,601–6,660 of 15,129 contractors

1. Inland Contractors INC

   Riverside, CA · CSLB #887337 · as of October 8, 2026
   Active · clear
2. Inland Design Build

   Ontario, CA · CSLB #1005429 · as of October 8, 2026
   Active · clear
3. Inland Empire Underground

   Temecula, CA · CSLB #1151696 · as of October 8, 2026
   Active · clear
4. Inland Engineering Services INC

   Corona, CA · CSLB #931684 · as of October 8, 2026
   Active · clear
5. Inland Erosion Control Services INC

   Temecula, CA · CSLB #801184 · as of October 8, 2026
   Active · clear
6. Inland Grading & Engineering DBA Inland Grading Engineering

   Fontana, CA · CSLB #1014465 · as of October 8, 2026
   Active · clear
7. Inland Highway Services Corp

   Upland, CA · CSLB #1026434 · as of October 8, 2026
   Active · clear
8. Inland Marine Services

   Centennail, CA · CSLB #825621 · as of October 8, 2026
   Active · clear
9. Inland Mechanical Construction INC

   Lake Elsinore, CA · CSLB #198273 · as of October 8, 2026
   Active · clear
10. Inland Potable Services INC

    Centennial, CA · CSLB #941676 · as of October 8, 2026
    Active · clear
11. Inland Pro Contracting

    Menifee, CA · CSLB #1050451 · as of October 8, 2026
    Active · clear
12. Inland Structures INC

    Riverside, CA · CSLB #1144522 · as of October 8, 2026
    Active · clear
13. Inland Valley Engineering INC

    Temecula, CA · CSLB #850477 · as of October 8, 2026
    Active · clear
14. Inland Valley General Engineering LLC

    Menifee, CA · CSLB #1089174 · as of October 8, 2026
    Active · clear
15. Inland Valley Pipeline INC

    Temecula, CA · CSLB #887253 · as of October 8, 2026
    Active · clear
16. Inliner Solutions LLC

    Stone Mountain, CA · CSLB #1058332 · as of October 8, 2026
    Active · clear
17. Innerline Engineering INC

    Murrieta, CA · CSLB #790418 · as of October 8, 2026
    Active · clear
18. Innocenti Construction INC

    Camarillo, CA · CSLB #676461 · as of October 8, 2026
    Active · clear
19. Innotech Builders INC

    Rancho Palos Verdes, CA · CSLB #1066403 · as of October 8, 2026
    Active · clear
20. Innovate Engineering

    San Jose, CA · CSLB #869607 · as of October 8, 2026
    Active · clear
21. Innovative Coatings Central Coast INC

    Paso Robles, CA · CSLB #1083978 · as of October 8, 2026
    Active · clear
22. Innovative Construction Consulting Services

    Norco, CA · CSLB #671810 · as of October 8, 2026
    Active · clear
23. Innovative Construction Solutions

    Costa Mesa, CA · CSLB #764815 · as of October 8, 2026
    Active · clear
24. Innovative Environmental Solutions

    Encinitas, CA · CSLB #962676 · as of October 8, 2026
    Active · clear
25. Innovative General Engineering INC

    Redwood City, CA · CSLB #1054646 · as of October 8, 2026
    Active · clear
26. Innovative Painting & Waterproofing LLC

    Santa Fe Springs, CA · CSLB #1004495 · as of October 8, 2026
    Active · clear
27. Innovative Playgrounds Company INC

    Whittier, CA · CSLB #1032775 · as of October 8, 2026
    Active · clear
28. Innovative Trenching USA INC

    Houston, CA · CSLB #1160460 · as of October 8, 2026
    Active · clear
29. In & Out Plumbing And Construction INC

    South San Francisco, CA · CSLB #878184 · as of October 8, 2026
    Active · clear
30. E B V Engineering INC DBA Insight Engineering

    Mclean, CA · CSLB #762139 · as of October 8, 2026
    Active · clear
31. Insight Environmental Engineering & Construction INC

    Brea, CA · CSLB #864944 · as of October 8, 2026
    Active · clear
32. David Oh DBA Insight Landscaping

    Oceanside, CA · CSLB #674721 · as of October 8, 2026
    Active · clear
33. Insight Pacific LLC

    Brea, CA · CSLB #1127370 · as of October 8, 2026
    Active · clear
34. Insituform Technologies LLC

    Chesterfield, CA · CSLB #758411 · as of October 8, 2026
    Active · clear
35. Inspection Detection Connection

    San Marcos, CA · CSLB #1076926 · as of October 8, 2026
    Active · clear
36. Insski INC

    Woodland Hills, CA · CSLB #1098230 · as of October 8, 2026
    Active · clear
37. Instrumental Engineering

    Lebec, CA · CSLB #872957 · as of October 8, 2026
    Active · clear
38. Instrument Control Services

    Ventura, CA · CSLB #950744 · as of October 8, 2026
    Active · clear
39. Instrument Personnel Incorporated

    Artesia, CA · CSLB #437013 · as of October 8, 2026
    Active · clear
40. Intake Screens INC

    Sacramento, CA · CSLB #796197 · as of October 8, 2026
    Active · clear
41. Intech Mechanical Company LLC

    Roseville, CA · CSLB #998149 · as of October 8, 2026
    Active · clear
42. Integra Construction Services INC

    Pleasanton, CA · CSLB #481246 · as of October 8, 2026
    Active · clear
43. Integrated Cryogenic Solutions LLC

    Escondido, CA · CSLB #1065782 · as of October 8, 2026
    Active · clear
44. Integrated Demolition And Remediation Incorporated

    Anaheim, CA · CSLB #1003504 · as of October 8, 2026
    Active · clear
45. Integrated Engineers & Contractors Corporation

    Rancho Cordova, CA · CSLB #786949 · as of October 8, 2026
    Active · clear
46. Integrated Facilities Services

    Loomis, CA · CSLB #322590 · as of October 8, 2026
    Active · clear
47. Integrated Home Solutions Group INC

    Bakersfield, CA · CSLB #1047775 · as of October 8, 2026
    Active · clear
48. Integrated Performance Consultants INC

    Irvine, CA · CSLB #856139 · as of October 8, 2026
    Active · clear
49. Integrated Service Company LLC

    Tulsa, CA · CSLB #1000825 · as of October 8, 2026
    Active · clear
50. Integrated Tech Group LLC

    Fort Lauderdale, CA · CSLB #1047658 · as of October 8, 2026
    Active · clear
51. Integrated Water Services INC

    Longmont, CA · CSLB #836211 · as of October 8, 2026
    Active · clear
52. Integrate Solar INC

    Indianapolis, CA · CSLB #1109438 · as of October 8, 2026
    Active · clear
53. Integrity General Engineering Contractors INC

    Corona, CA · CSLB #1003400 · as of October 8, 2026
    Active · clear
54. Integrity Golf INC

    Fallbrook, CA · CSLB #986405 · as of October 8, 2026
    Active · clear
55. Guills INC DBA Integrity Landscape And Concrete

    Pasadena, CA · CSLB #893464 · as of October 8, 2026
    Active · clear
56. In - Tek Construction Services

    Silverado, CA · CSLB #429497 · as of October 8, 2026
    Active · clear
57. Intelligent Engineered Systems And Services

    Rancho Cucamonga, CA · CSLB #830327 · as of October 8, 2026
    Active · clear
58. Intelligrated Systems LLC

    Mason, CA · CSLB #1074551 · as of October 8, 2026
    Active · clear
59. Intercontinental Civil Engineering Estimators

    Santa Rosa, CA · CSLB #1143550 · as of October 8, 2026
    Active · clear
60. Interindustry Solutions Traffic INC

    Lawndale, CA · CSLB #1132750 · as of October 8, 2026
    Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of October 8, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.