GroundRosterSno Valley Underground, LLCLicensed
| Name | Sno Valley Underground, LLC |
| Company | Tucker Jones |
| License number | MI 307 |
| License type | Installer |
| License status | Active - Snohomish Health District certified; Active - King County certified master installer |
| Based in | Snohomish, Washington 98296 |
| Phone | (971) 506-6670 |
"Based in" is the city on the business's state license record. That can be a mailing address; it doesn't tell you where the business works.
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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.
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 license #MI 307 directly with the state, confirm it is still active, and ask for a current certificate of insurance.
Source: Snohomish Health District - Certified Pumpers, Installers & M&M Specialists + King County Public Health - Master Installers (OSS), last checked 2026-08-19. Verify at the official source.
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