Licensed General Engineering (A) contractors in Rio Vista, CA

The California Contractors State License Board (CSLB) lists 6 General Engineering (A) contractors in Rio Vista, California. Each links to a full dossier with license status, insurance, bond, and enforcement — as of October 7, 2026.

6 contractors

1. Asta Construction CO INC

   Rio Vista, CA · CSLB #247178 · as of October 7, 2026
   Active · clear
2. Coughran Mechanical Services INC

   Rio Vista, CA · CSLB #638311 · as of October 7, 2026
   Active · clear
3. CYR General Engineering

   Rio Vista, CA · CSLB #1146741 · as of October 7, 2026
   Active · clear
4. Warren E Gomes Excavating INC

   Rio Vista, CA · CSLB #279646 · as of October 7, 2026
   Active · clear
5. Walter Koenig

   Rio Vista, CA · CSLB #322062 · as of October 7, 2026
   Active · clear
6. Moreno Trenching LTD

   Rio Vista, CA · CSLB #439967 · as of October 7, 2026
   Active · clear

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Data sourced from the California Contractors State License Board (CSLB), current as of October 7, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.