The Radon Guys
Licensed Professional: John Ottwein
At a Glance
About The Radon Guys
Serving Nashville and surrounding areas in Tennessee, The Radon Guys operates as a full-service radon company. Holds multiple NRPP certifications for both radon measurement and mitigation. Specializes in radon mitigation and radon testing.
Credentials & Verification
NRPP Radon Measurement Professional License
Licensed for professional radon testing and measurement
Issuing Body
National Radon Proficiency Program (NRPP)
License Type
Professional License
Status
Current through February 2028NRPP Radon Mitigation Specialist License
Licensed to design and install radon mitigation systems
Issuing Body
National Radon Proficiency Program (NRPP)
License Type
Professional License
Status
Current through February 2028Verified against NRPP, RADON_SITE public databases · Last checked April 2026 · Report incorrect information
Contact & Location
Phone
(615) 417-5810
nathana.roberts@yahoo.com
Website
thenashvilleradonguys.com/
Location
Nashville, TN
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