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HSW Radon Contractors, LLC

Radon professional based in Seymour, Naugatuck Valley Planning Region, CT

Contact on the state listKenneth Accashian
Certificate or license numberHIC.0582643; PLM.0285734-J1
Listed asRadon Mitigation Professional
StatusNationally certified, on the Connecticut DPH list; the list is not an endorsement
Based inSeymour, Naugatuck Valley Planning Region, Connecticut

"Based in" is the city and county of the address on the business's license record. That can be a mailing address; it doesn't tell you where the business works.

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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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