GroundRosterHSCC1, Inc.Licensed
License details
| License number | 147, 52 |
| License type | Onsite System Maintainer |
| License status | Active, King County certified onsite system maintainer |
| Based in | Graham, Pierce County, Washington 98338 |
| Licensed by | King County |
"Based in" is the city and county of the address on the business's license record.
What this license covers
- Pumping / cleaning: licensed to pump out and clean septic tanks, service them, and haul the waste.
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 #147, 52 directly with the agency that issued it, confirm it is still active, and ask for a current certificate of insurance.
Source: King County Public Health - Onsite System Maintainers, last checked 2026-08-19. Look it up at the issuing agency.
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