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Marlin L GallenderLicensed

Name: Marlin L Gallender
Address: TX

Licensed septic contractor serving Wood County, TX

Name	Marlin L Gallender
License number	MP0001790, OS0029452, OS0031438
License type	OSSF Installer II · OSSF Maintenance Provider · OSSF Site Evaluator
License status	Current — TCEQ OSSF licensing export (exported 2026-08-17)
License expires	2028-12-31
Location	Wood County, Texas

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What this license covers

Site testing: licensed to run percolation tests and evaluate soils to determine what kind of system a site can support.
Installation / repair: licensed to build and install septic tanks and drainfields, and to repair or replace failed ones.
Maintenance: licensed to service and maintain aerobic and other advanced treatment systems on an ongoing contract, including the periodic checks those systems require.

How to verify this license

We publish this listing exactly as it appears in Texas's official licensing records; we do not vouch for the business itself. Before hiring, look up license #MP0001790, OS0029452, OS0031438 directly with the state, confirm it is still active, and ask for a current certificate of insurance.

Source: Texas Commission on Environmental Quality (TCEQ) - OSSF occupational licensing, last checked 2026-08-17. Verify at the official source.

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