HouseMaster
Licensed Professional: John A Candler
At a Glance
About HouseMaster
Based in Henrico, Virginia, John A Candler is a radon testing specialist. Holds NRPP Radon Measurement Professional certification. Services include radon measurement, radon mitigation, radon testing. Operating under HouseMaster.
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 2027Verified against NRPP, NRSB, RADON_SITE public databases · Last checked April 2026 · Report incorrect information
Contact & Location
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