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Four Diamonds Home Inspection, LLC
Licensed professional: John Borchardt
Four Diamonds Home Inspection, LLC holds Minnesota Department of Health radon measurement license RMEA-00115 and is registered in Welcome. MDH lists the services offered as: single family measurement, multi family measurement. Published service area: 100 miles. This license appeared on the MDH service provider list at our last weekly check.
On the current MDH listRadon measurement license
| License number | RMEA-00115 |
| License type | Radon measurement |
| Licensed professional | John Borchardt |
| Company | Four Diamonds Home Inspection, LLC |
| Location on file | 308 Dugan St S, PO Box 145, Welcome, MN, 56181 |
| Phone on file | (507) 848-9709 |
| Services listed | Single Family Measurement, Multi Family Measurement |
| Service area | 100 miles |
| First seen on the MDH list | July 7, 2026 |
| Last seen on the MDH list | July 8, 2026 |
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This profile is compiled automatically from the Minnesota Department of Health's public radon licensing list. It is public information, not a review, rating, or endorsement, and absence of a flag is not a guarantee. Verify current licensure with MDH before signing anything.Checked against the MDH list: July 8, 2026.