Town
C-NRPP certified radon testing and mitigation businesses with an office in Granby, Quebec, and the 2024 survey figure for its census division, dated.
Photo: Fralambert, CC BY-SA 3.0, cropped, via Wikimedia Commons.
22
%About 1 in 5 properties
Share of properties in the La Haute-Yamaska census division, which includes Granby, with radon at or above 200 Bq/m³ in the 2024 Cross-Canada Radon Survey. The survey reports no figure for Granby itself.
1
Businesses with a business address in Granby and at least one active C-NRPP credential, as of 2026-10-18. Providers based elsewhere may also serve Granby.
Sorted alphabetically by business name. Every C-NRPP certified business is listed free, and payment never affects the order.
C-NRPP
Service area
Granby
Last registry check
Grant · Danville, Dixville, Ham-Sud, Petite-Rivière-St-François, Plessisville, St-Valérien, Varennes, Victoriaville
Radon is named as eligible. Current. As of 2026-09-18.
Grant
Up to $1,500 toward home radon mitigation. Radon is named as eligible. Current. As of 2026-09-01.
Grant
Up to 95% of recognized cost to a maximum of $20,000, raised to $25,000 for households at or below the applicable income level. Radon eligibility not verified. Open; intake varies by MRC. As of 2026-09-18.
Rebate or reimbursement · Vaudreuil-Dorion
50% of installation, maximum $500 per residence, plus $5 detectors. Radon is named as eligible. Current for 2026. As of 2026-09-18.
Free or subsidized testing
Radon is named as eligible. Current. As of 2026-09-18.
Province or territory
Radon by census division, and every certified provider in Quebec.