Licensed General Engineering (A) contractors in Clayton, CA

The California Contractors State License Board (CSLB) lists 13 General Engineering (A) contractors in Clayton, California. Each links to a full dossier with license status, insurance, bond, and enforcement — as of October 6, 2026.

13 contractors

1. Accurate Corrosion Control INC

   Clayton, CA · CSLB #654613 · as of October 6, 2026
   Active · clear
2. Big Valley Pipelines

   Clayton, CA · CSLB #1099060 · as of October 6, 2026
   Active · clear
3. Bravo Building CO INC

   Clayton, CA · CSLB #716268 · as of October 6, 2026
   Active · clear
4. C M E Construction INC

   Clayton, CA · CSLB #524506 · as of October 6, 2026
   Active · clear
5. Digs

   Clayton, CA · CSLB #1146889 · as of October 6, 2026
   Active · clear
6. Eln Enterprises INC

   Clayton, CA · CSLB #1107858 · as of October 6, 2026
   Active · clear
7. G N Henley INC

   Clayton, CA · CSLB #373161 · as of October 6, 2026
   Active · clear
8. D S Castro INC DBA Horizon Construction Company

   Clayton, CA · CSLB #476952 · as of October 6, 2026
   Active · clear
9. Jacobs Project Management CO

   Clayton, CA · CSLB #920855 · as of October 6, 2026
   Active · clear
10. Urs Corporation

    Clayton, CA · CSLB #560739 · as of October 6, 2026
    Active · clear
11. Urs Group INC

    Clayton, CA · CSLB #769167 · as of October 6, 2026
    Active · clear
12. Westside Extension Support Team

    Clayton, CA · CSLB #981273 · as of October 6, 2026
    Active · clear
13. Kerr & Son

    Clayton, CA · CSLB #790747 · as of October 6, 2026
    Suspended · bond

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Data sourced from the California Contractors State License Board (CSLB), current as of October 6, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.