GroundRosterTrinity Oak's Septic Service
License details
| License number | 882951 |
| License type | Sanitation System Contractor (C-42) |
| License status | Active, CSLB license CLEAR |
| License expires | August 31, 2026: the expiry date in our copy (as of August 17, 2026) has passed. Check with the issuing agency. |
| Based in | Glen Ellen, Sonoma County, California 95442 |
"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 check 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 #882951 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. Check current status at the state agency website.
GroundRoster is an independent publisher of public licensing records, not a government agency or licensing board. The business has not claimed this listing and is not affiliated with GroundRoster. Always confirm current license standing with the issuing state or county agency before hiring.
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Other licensed septic contractors based in Sonoma County
Peterson Mechanical INC, Licensed
Neighbor Homes, Licensed
Drew Underground Construction, Licensed
Jfm Septic System Installation LLC, Licensed
Moore Home Services, Licensed
See every listing based in Sonoma County or in Glen Ellen.