Radon Mitigation Finder

Rhis, INC.

Licensed Contractor
Address
100 Old Kennett Rd
Wilmington, DE
Phone
License
#PA-1883 · Certified Mitigation Firm · PA
Source & verification

This record was pulled from Pennsylvania DEP Radon Division - Certified Mitigation Firms on 2026-08-05. Licenses can lapse, transfer, or be revoked after that date. Always confirm current license status directly with the state agency before hiring.

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