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Plumbing ProLicensed

Licensed septic contractor based in Hercules, Contra Costa County, CA

License details

License number930861
License typeSanitation System Contractor (C-42)
License statusActive, CSLB license CLEAR
License expiresApril 30, 2027
Based inHercules, Contra Costa County, California

"Based in" is the city and county of the address on the business's license record.

What this license covers

  • Installation / repair: licensed to build and install septic tanks and drainfields, and to repair or replace failed ones.

How to verify this license

We publish the license details exactly as they appear in the public licensing records of the agency that issued the license; we do not vouch for the business itself. Before hiring, look up license #930861 directly with the agency that issued it, confirm it is still active, and ask for a current certificate of insurance.

Source: California Contractors State License Board (CSLB), last checked 2026-08-17. Look it up at the issuing agency.

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See every listing based in Contra Costa County or in Hercules.