Guardian Airworks LLC
Licensed Professional: John A Verdi
At a Glance
About Guardian Airworks LLC
Serving Cleveland and surrounding areas in Ohio, Guardian Airworks LLC operates as a radon testing specialist. Holds NRPP Radon Measurement Professional certification.
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 June 2027NRPP 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 June 2027Verified against NRPP, RADON_SITE public databases · Last checked April 2026 · Report incorrect information
Contact & Location
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