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MDL Radon Mitigation and Measurement, LLC

Radon professional based in Sherman, Western Connecticut Planning Region, CT

Contact on the state list	Douglas Urisko
Certificate or license number	HIC.0657893
Listed as	Radon Measurement and Mitigation Professional
Status	Nationally certified, on the Connecticut DPH list; the list is not an endorsement
Based in	Sherman, Western Connecticut Planning Region, Connecticut

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We publish these details as they appear on the state list. Being on it is not a state license, and we do not vouch for the business. Before hiring, ask to see a current radon certification and a current certificate of insurance.

Checked against Connecticut DPH radon measurement and mitigation professional lists, last checked 2026-11-02. See the issuing agency.

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