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Radon testing and mitigation in Allegheny County, PA

42 state-certified radon testers and mitigation contractors in Allegheny County, PA. Mitigation contractors are listed first.

42 certified prosUpdated October 2026Source: state radon certification lists

Source: PA DEP Radon Services Directory, list dated Oct 1, 2026. Get Radon Quotes is independent and not affiliated with the PA Department of Environmental Protection. Certifications expire, so check before you hire: Verify a certification or call the PA Radon Hotline at 800-237-2366.

Cities in Allegheny County:Pittsburgh

42 certified pros near Allegheny County, PA

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Common questions

Who installs radon systems near Allegheny County, PA?

The certified mitigation contractors listed above serve Allegheny County, PA and the surrounding county. Get two or three quotes.

How much does radon mitigation cost near Allegheny County, PA?

Typical residential systems cost in the high hundreds to low thousands of dollars depending on the foundation and how the pipe is routed. See our mitigation cost guide.