Mario Fonseca Environmental Inspections
Licensed Professional: Mario Fonseca
At a Glance
About Mario Fonseca Environmental Inspections
Serving Johnston and surrounding areas in Rhode Island, Mario Fonseca Environmental Inspections 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 August 2027Verified against NRPP, RADON_SITE public databases · Last checked April 2026 · Report incorrect information
Contact & Location
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