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Alder ConstructionLicensed
| Name | Alder Construction |
| License type | O&M Inspector ยท Installer |
| License status | Active - Clark County certified O&M inspector; Active - Clark County certified installer |
| County | Clark County, Washington |
| Phone | (360) 518-7834 |
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What this license covers
- Installation / repair: licensed to build and install septic tanks and drainfields, and to repair or replace failed ones.
- Inspection: licensed to inspect existing septic systems; the license you want for a home-purchase inspection.
How to verify this license
We publish the license details exactly as they appear in Washington's official licensing records; we do not vouch for the business itself. Before hiring, look up this license directly with the state, confirm it is still active, and ask for a current certificate of insurance.
Source: Clark County Public Health - Certified O&M Inspectors + Clark County Public Health - Certified OSS Installers, last checked 2026-08-19. Verify at the official source.
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