Radon mitigation contractors based in Pennsylvania
29 contractors for radon mitigation based in Pennsylvania across 28 cities, listed on official license rosters. See license status and issuing board for each.
Each listing shows the board that issued its license, and the license number when the board publishes one.
Open a city or a company to check the issuing board's record.
What does it cost? National figures from public sources, with citations.
Guides Homeowner questions, with the agency sources.
Cities in Pennsylvania
Other services for companies based in Pennsylvania
Nearby states
Listed contractors
Showing 25–29 of 29
S. J. Watras, INC.
Based in Boyertown, PA
Radon Mitigation
License on record. Found on the Pennsylvania Department of Environmental Protection - Radon Division roster. Last checked Oct 27, 2026.PAPA-RADON-1057Pennsylvania Department of Environmental Protection - Radon Division
Not yet claimed by the company
Safe Shelter Environmental
Based in West Chester, PA
Radon Mitigation
License on record. Found on the Pennsylvania Department of Environmental Protection - Radon Division roster. Last checked Oct 27, 2026.PAPA-RADON-0207Pennsylvania Department of Environmental Protection - Radon Division
Not yet claimed by the company
Steel City Radon
Based in Pittsburgh, PA
Radon Mitigation
License on record. Found on the Pennsylvania Department of Environmental Protection - Radon Division roster. Last checked Oct 27, 2026.PAPA-RADON-2002Pennsylvania Department of Environmental Protection - Radon Division
Not yet claimed by the company
Swat of PA
Based in Allentown, PA
Radon Mitigation
License on record. Found on the Pennsylvania Department of Environmental Protection - Radon Division roster. Last checked Oct 27, 2026.PAPA-RADON-3567Pennsylvania Department of Environmental Protection - Radon Division
Not yet claimed by the company
The Radon Bros
Based in Quakertown, PA
Radon Mitigation
License on record. Found on the Pennsylvania Department of Environmental Protection - Radon Division roster. Last checked Oct 27, 2026.PAPA-RADON-3556Pennsylvania Department of Environmental Protection - Radon Division
Not yet claimed by the company