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Walter DevriesLicensed

Licensed radon professional based in Millville, Columbia County, PA

License number	3598
License type	Radon Measurement Professional
License status	Active, PA DEP certified
Based in	Millville, Columbia County, Pennsylvania

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How to verify this license

We publish the license details exactly as they appear in the official licensing records of the agency that issued the license; we do not vouch for the business itself. Before hiring, look up license #3598 directly with the agency that issued it, confirm it is still active, and ask for a current certificate of insurance.

Checked against PA DEP radon services directory, last checked 2026-11-02. See the issuing agency.

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