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Trinity Liquid Waste Services

Septic contractor based in Pleasanton, Alameda County, CA

License details

License number1125983
License typeSanitation System Contractor (C-42)
License statusActive, CSLB license CLEAR
License expiresSeptember 30, 2026: the expiry date in our copy (as of August 17, 2026) has passed. Check with the issuing agency.
Based inPleasanton, Alameda County, California 94588

"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 #1125983 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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