Licensed General Engineering (A) contractors in Rowland Heights, CA

The California Contractors State License Board (CSLB) lists 8 General Engineering (A) contractors in Rowland Heights, California. Each links to a full dossier with license status, insurance, bond, and enforcement — as of October 6, 2026.

8 contractors

1. Advtech Environmental INC

   Rowland Heights, CA · CSLB #774161 · as of October 6, 2026
   Active · clear
2. Steven G Desatoff

   Rowland Heights, CA · CSLB #946422 · as of October 6, 2026
   Active · clear
3. Efficient Engineering Construction

   Rowland Heights, CA · CSLB #996270 · as of October 6, 2026
   Active · clear
4. Peace & Joy Construction INC

   Rowland Heights, CA · CSLB #1103200 · as of October 6, 2026
   Active · clear
5. Poly Structurals INC

   Rowland Heights, CA · CSLB #1079185 · as of October 6, 2026
   Active · clear
6. Premier Developing Services INC

   Rowland Heights, CA · CSLB #945171 · as of October 6, 2026
   Active · clear
7. Sukan INC

   Rowland Heights, CA · CSLB #738373 · as of October 6, 2026
   Active · clear
8. David Wang

   Rowland Heights, CA · CSLB #683162 · as of October 6, 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 6, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.