Licensed General Engineering (A) contractors in Mill Valley, CA

The California Contractors State License Board (CSLB) lists 7 General Engineering (A) contractors in Mill Valley, California. Each links to a full dossier with license status, insurance, bond, and enforcement — as of October 8, 2026.

7 contractors

1. East Peak Drilling And Excavation

   Mill Valley, CA · CSLB #978210 · as of October 8, 2026
   Active · clear
2. Environmental Resource Group INC

   Mill Valley, CA · CSLB #740879 · as of October 8, 2026
   Active · clear
3. MC Gowan Construction

   Mill Valley, CA · CSLB #873247 · as of October 8, 2026
   Active · clear
4. A Packard Corporation

   Mill Valley, CA · CSLB #416478 · as of October 8, 2026
   Active · clear
5. Pat Sinnott Construction

   Mill Valley, CA · CSLB #637437 · as of October 8, 2026
   Active · clear
6. Darren Whiteside

   Mill Valley, CA · CSLB #706726 · as of October 8, 2026
   Active · clear
7. D Benjamin Cahn DBA Zion Engineering

   Mill Valley, CA · CSLB #440082 · as of October 8, 2026
   Active · clear

See all General Engineering (A) 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.