Fuss & O'Neill
Licensed Professional: Dayna Ullathorne
At a Glance
About Fuss & O'Neill
Based in Burlington, Vermont, Dayna Ullathorne is a radon testing specialist. Holds NRPP Radon Measurement Professional certification. Specializes in radon measurement and radon testing. Operating under Fuss & O'Neill.
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 March 2028Verified against NRPP, RADON_SITE public databases · Last checked April 2026 · Report incorrect information
Contact & Location
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