GroundRosterCritical Hit Design & Inspection LLCLicensed
| Name | Critical Hit Design & Inspection LLC |
| Company | Jason D Walsh |
| License number | L4454 |
| License type | SSTS Designer · Inspector · Service Provider |
| License status | Current |
| License expires | 2027-06-18 |
| Based in | Cloquet, Minnesota 55720 |
| Phone | (218) 260-9477 |
"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.
- 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.
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 #L4454 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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