GroundRosterProm Excavating LLC
| Name | Prom Excavating LLC |
| Company | Charles D Prom |
| License number | L801 |
| License type | SSTS Installer · Designer · Inspector · Service Provider · Pipelayer |
| License status | Current |
| License expires | 2026-09-02: the expiry date in our copy (as of 2026-08-17) has passed. Check the state. |
| Based in | Saint Cloud, Minnesota 56304 |
| Phone | (320) 252-7028 |
"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
- Design: licensed to size and lay out a septic system for a specific site and soil condition.
- 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.
- Service: licensed to operate and service advanced treatment systems on an ongoing contract.
- Pipelaying: licensed to install the sewer line running from the building to the septic tank.
How to verify this license
We publish the license details exactly as they appear in Minnesota's official licensing records; we do not vouch for the business itself. Before hiring, look up license #L801 directly with the state, confirm it is still active, and ask for a current certificate of insurance.
Source: Minnesota Pollution Control Agency (MPCA) - SSTS licensed business list, last checked 2026-08-17. Verify at the official source.
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