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 8,161–8,220 of 15,129 contractors

1. Madruga Construction

   Paso Robles, CA · CSLB #879619 · as of October 8, 2026
   Active · clear
2. Michelle Renee Madsen

   Mc Clellan, CA · CSLB #897258 · as of October 8, 2026
   Active · clear
3. Maely INC

   Phelan, CA · CSLB #890900 · as of October 8, 2026
   Active · clear
4. Michael C Maely

   Wrightwood, CA · CSLB #874350 · as of October 8, 2026
   Active · clear
5. Yuji Maemura

   Palo Alto, CA · CSLB #427535 · as of October 8, 2026
   Active · clear
6. R Magana General Engineering

   Los Banos, CA · CSLB #1061965 · as of October 8, 2026
   Active · clear
7. Magdave Associates

   Oakland, CA · CSLB #680277 · as of October 8, 2026
   Active · clear
8. Magellan Construction INC

   San Jose, CA · CSLB #1069165 · as of October 8, 2026
   Active · clear
9. Ma General Engineering

   Fountain Valley, CA · CSLB #1038210 · as of October 8, 2026
   Active · clear
10. Mageney Constructors

    Alamo, CA · CSLB #980092 · as of October 8, 2026
    Active · clear
11. M A G Engineering INC

    Fallbrook, CA · CSLB #833640 · as of October 8, 2026
    Active · clear
12. Mag Engineering INC

    Fresno, CA · CSLB #1033270 · as of October 8, 2026
    Active · clear
13. Mag General Engineering INC

    Wilton, CA · CSLB #1015536 · as of October 8, 2026
    Active · clear
14. M-pile Solutions INC DBA Maggio Drilling

    San Dimas, CA · CSLB #1059985 · as of October 8, 2026
    Active · clear
15. Maggiora And Ghilotti INC

    San Rafael, CA · CSLB #226767 · as of October 8, 2026
    Active · clear
16. Magis Build

    Oxnard, CA · CSLB #550528 · as of October 8, 2026
    Active · clear
17. Magna Construction INC

    Discovery Bay, CA · CSLB #1136591 · as of October 8, 2026
    Active · clear
18. Magneson Tractor Service INC

    Paradise, CA · CSLB #1034559 · as of October 8, 2026
    Active · clear
19. Magnum Engineering Construction Corporation

    Capitola, CA · CSLB #1123259 · as of October 8, 2026
    Active · clear
20. Magorian Mine Services

    Auburn, CA · CSLB #723890 · as of October 8, 2026
    Active · clear
21. Mag Pipeline

    Arcadia, CA · CSLB #956068 · as of October 8, 2026
    Active · clear
22. Mags Construction INC

    W Sacramento, CA · CSLB #1127815 · as of October 8, 2026
    Active · clear
23. B D Maguire General Engineering

    San Francisco, CA · CSLB #793408 · as of October 8, 2026
    Active · clear
24. Don H Mahaffey Drilling CO

    Compton, CA · CSLB #139513 · as of October 8, 2026
    Active · clear
25. Patricia M Mahaffey

    Rancho Palos Verdes, CA · CSLB #1058271 · as of October 8, 2026
    Active · clear
26. Maher General INC DBA Maher Construction

    Valley Center, CA · CSLB #839291 · as of October 8, 2026
    Active · clear
27. R E Maher INC

    American Canyon, CA · CSLB #514236 · as of October 8, 2026
    Active · clear
28. Jerry Lee Mahoney

    Vallejo, CA · CSLB #502690 · as of October 8, 2026
    Active · clear
29. Mainline Construction

    Marina, CA · CSLB #977457 · as of October 8, 2026
    Active · clear
30. Main Line Engineering Construction INC

    Lompoc, CA · CSLB #982638 · as of October 8, 2026
    Active · clear
31. Mainline Engineering Services INC

    Norco, CA · CSLB #1080863 · as of October 8, 2026
    Active · clear
32. Maino Construction Company Incorporated

    San Luis Obispo, CA · CSLB #426403 · as of October 8, 2026
    Active · clear
33. Main Street Underground LLC

    San Jose, CA · CSLB #1053002 · as of October 8, 2026
    Active · clear
34. Innovative Engineering And Maintence DBA Maintenance Turnaround S

    San Pedro, CA · CSLB #689529 · as of October 8, 2026
    Active · clear
35. Richard Cao Mai

    Westminster, CA · CSLB #858587 · as of October 8, 2026
    Active · clear
36. Maj Engineering

    Diamond Bar, CA · CSLB #1089238 · as of October 8, 2026
    Active · clear
37. Majestyc Construction INC

    Palmdale, CA · CSLB #839674 · as of October 8, 2026
    Active · clear
38. Major Engineering Marine INC

    Ventura, CA · CSLB #678234 · as of October 8, 2026
    Active · clear
39. Major Enterprizes

    Ceres, CA · CSLB #1088888 · as of October 8, 2026
    Active · clear
40. M A K Construction CO

    Northridge, CA · CSLB #816490 · as of October 8, 2026
    Active · clear
41. Makena Consulting Group INC

    San Diego, CA · CSLB #936785 · as of October 8, 2026
    Active · clear
42. Make N Build INC

    Elk Grove, CA · CSLB #1045926 · as of October 8, 2026
    Active · clear
43. Mak Engineering INC

    Sonoma, CA · CSLB #651533 · as of October 8, 2026
    Active · clear
44. Make Works Engineering

    Redding, CA · CSLB #1145912 · as of October 8, 2026
    Active · clear
45. Mak Family Construction

    San Luis Obispo, CA · CSLB #1114369 · as of October 8, 2026
    Active · clear
46. Makkawi Builders

    Yorba Linda, CA · CSLB #1030863 · as of October 8, 2026
    Active · clear
47. Makoni Construction

    Redwood City, CA · CSLB #901550 · as of October 8, 2026
    Active · clear
48. Paul E Makris

    Huntington Beach, CA · CSLB #698637 · as of October 8, 2026
    Active · clear
49. Malcolm Drilling Company INC

    San Francisco, CA · CSLB #259543 · as of October 8, 2026
    Active · clear
50. Malcolm/silverado A Joint Venture

    San Francisco, CA · CSLB #1004080 · as of October 8, 2026
    Active · clear
51. Yordy Maldonado

    Upland, CA · CSLB #827188 · as of October 8, 2026
    Active · clear
52. Malek Engineering And Construction

    Temecula, CA · CSLB #1131914 · as of October 8, 2026
    Active · clear
53. Sean Malek Engineering And Construction

    Temecula, CA · CSLB #535009 · as of October 8, 2026
    Active · clear
54. Malibu Underground Utilities INC

    Marina Del Rey, CA · CSLB #1032051 · as of October 8, 2026
    Active · clear
55. Mali Construction INC

    Fullerton, CA · CSLB #1076143 · as of October 8, 2026
    Active · clear
56. Malier Contractors INC

    Riverside, CA · CSLB #654321 · as of October 8, 2026
    Active · clear
57. Malik Construction INC

    Grass Valley, CA · CSLB #868550 · as of October 8, 2026
    Active · clear
58. John S Malin

    Napa, CA · CSLB #499534 · as of October 8, 2026
    Active · clear
59. Gregory Malley

    Los Altos Hills, CA · CSLB #979681 · as of October 8, 2026
    Active · clear
60. Mallory Construction

    Paradise, CA · CSLB #529792 · 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.