A1 Radon Services LLC

Licensed professional: Andrew Costigan

A1 Radon Services LLC holds Minnesota Department of Health radon mitigation license RMITS-00004 and is registered in Eden Prairie. MDH lists the services offered as: single family mitigation, multi family mitigation, schools & large buildings mitigation, single family measurement. Published service area: 50 miles. This license appeared on the MDH service provider list at our last weekly check.

On the current MDH listRadon mitigation license

License number	RMITS-00004
License type	Radon mitigation
Licensed professional	Andrew Costigan
Company	A1 Radon Services LLC
Location on file	9980 Dell Rd, Eden Prairie, MN, 55347
Phone on file	(612) 207-3049
Services listed	Single Family Mitigation, Multi Family Mitigation, Schools & Large Buildings Mitigation, Single Family Measurement
Service area	50 miles
First seen on the MDH list	July 7, 2026
Last seen on the MDH list	July 8, 2026

Website listed with MDH: www.a1radonservices.com

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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.