Licensed General Engineering (A) contractors in Winchester, CA

The California Contractors State License Board (CSLB) lists 16 General Engineering (A) contractors in Winchester, California. Each links to a full dossier with license status, insurance, bond, and enforcement — as of October 7, 2026.

16 contractors

1. Attention To Detail Construction LLC

   Winchester, CA · CSLB #1150524 · as of October 7, 2026
   Active · clear
2. Dsdc General Contractor INC

   Winchester, CA · CSLB #907061 · as of October 7, 2026
   Active · clear
3. D T Stellar General Engineering

   Winchester, CA · CSLB #999662 · as of October 7, 2026
   Active · clear
4. H & H Fence Construction

   Winchester, CA · CSLB #770479 · as of October 7, 2026
   Active · clear
5. KTB Construction Services LLC

   Winchester, CA · CSLB #1133160 · as of October 7, 2026
   Active · clear
6. O'connell Engineering & Construction INC

   Winchester, CA · CSLB #883686 · as of October 7, 2026
   Active · clear
7. R B Backhoe & Dump Truck Service

   Winchester, CA · CSLB #572821 · as of October 7, 2026
   Active · clear
8. RWJ Construction Services

   Winchester, CA · CSLB #1091219 · as of October 7, 2026
   Active · clear
9. Socal Underground INC

   Winchester, CA · CSLB #980476 · as of October 7, 2026
   Active · clear
10. Ultra Engineering Contractors INC

    Winchester, CA · CSLB #971768 · as of October 7, 2026
    Active · clear
11. Von Euw Backhoe INC

    Winchester, CA · CSLB #707743 · as of October 7, 2026
    Active · clear
12. Western Seven Corporation

    Winchester, CA · CSLB #725914 · as of October 7, 2026
    Active · clear
13. Wiens Construction

    Winchester, CA · CSLB #853903 · as of October 7, 2026
    Active · clear
14. Dawn Willis

    Winchester, CA · CSLB #1138071 · as of October 7, 2026
    Active · clear
15. Winchester Civil

    Winchester, CA · CSLB #1122995 · as of October 7, 2026
    Active · clear
16. Attention To Detail Construction LP

    Winchester, CA · CSLB #1132049 · as of October 7, 2026
    Suspended · bond

See all General Engineering (A) contractors in California →

Data sourced from the California Contractors State License Board (CSLB), current as of October 7, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.