Radon Testing CompaniesCanada — C-NRPP credentials and verification dates

St. John's, NL, Canada

Radon testing in St. John's

Latest credential check on this page: September 14, 2026. Each record carries its own date. Canadian sources and verification.

1 current C-NRPP testing credentials whose official record names St. John's, Newfoundland and Labrador. This is partial coverage of professionals with an address in this city, not a list of everyone who serves it.

A C-NRPP certification is not a provincial licence. Confirm the credential and ask whether the professional serves your building before hiring. Check a C-NRPP number.

Name / companyCityC-NRPP credentialServiceValid throughLast verified
Yolanda Verge
Pinchin Ltd.
St. John'sCRT-202736testingJuly 1, 2028September 14, 2026
Fig. 1 — St. John's, approximate. Pin marks the official Canadian Geographical Names Database city reference point, not a business address or service area.

Map source: Natural Resources Canada — St. John's. Contains information licensed under the Open Government Licence – Canada.