Licensed General Building (B) contractors in Thornton, CA

The California Contractors State License Board (CSLB) lists 8 General Building (B) contractors in Thornton, California. Each links to a full dossier with license status, insurance, bond, and enforcement — as of October 8, 2026.

8 contractors

1. Alas Constructor

   Thornton, CA · CSLB #1118558 · as of October 8, 2026
   Active · clear
2. E M D Construction

   Thornton, CA · CSLB #1078264 · as of October 8, 2026
   Active · clear
3. GGG Construction Solutions INC

   Thornton, CA · CSLB #1147138 · as of October 8, 2026
   Active · clear
4. R A Jones Construction

   Thornton, CA · CSLB #694892 · as of October 8, 2026
   Active · clear
5. Mullahey Construction

   Thornton, CA · CSLB #1130849 · as of October 8, 2026
   Active · clear
6. Quality Landscape

   Thornton, CA · CSLB #714914 · as of October 8, 2026
   Active · clear
7. Swinyard Construction

   Thornton, CA · CSLB #752085 · as of October 8, 2026
   Active · clear
8. Unity Contractors INC

   Thornton, CA · CSLB #1135559 · as of October 8, 2026
   Active · clear

See all General Building (B) contractors in California →

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.