Licensed General Engineering (A) contractors in Rancho Mission Viejo, CA

The California Contractors State License Board (CSLB) lists 8 General Engineering (A) contractors in Rancho Mission Viejo, California. Each links to a full dossier with license status, insurance, bond, and enforcement — as of June 27, 2026.

8 contractors

1. Derek James Amsberry

   Rancho Mission Viejo, CA · CSLB #1094784 · as of June 27, 2026
   Active · clear
2. J E S Engineering

   Rancho Mission Viejo, CA · CSLB #783409 · as of June 27, 2026
   Active · clear
3. J E S Engineering Contractors INC

   Rancho Mission Viejo, CA · CSLB #566710 · as of June 27, 2026
   Active · clear
4. R Koontz INC

   Rancho Mission Viejo, CA · CSLB #755999 · as of June 27, 2026
   Active · clear
5. Marjani Builders INC

   Rancho Mission Viejo, CA · CSLB #1002630 · as of June 27, 2026
   Active · clear
6. Pacific Water Quality Management INC

   Rancho Mission Viejo, CA · CSLB #844916 · as of June 27, 2026
   Active · clear
7. Ron & Brett Construction INC

   Rancho Mission Viejo, CA · CSLB #783699 · as of June 27, 2026
   Active · clear
8. Hanna Projects

   Rancho Mission Viejo, CA · CSLB #984066 · as of June 27, 2026
   Suspended · workers' comp

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Data sourced from the California Contractors State License Board (CSLB), current as of June 27, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.