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American Radon Systems

Licensed Contractor

Licensed under the IL radon program.

Address
8424 Brookpoint Ct
Tinley Park, IL
Phone
815-370-9682
Licensed in
IL

License on record

LicenseeLicense typeNumberState
Dahlstrom, WilliamMitigation ProfessionalRNM2018212IL
Source & verification

This record was pulled from the official state roster listed below. Licenses can lapse, transfer, or be revoked after the date we pulled them (last pull: 2026-08-05). Always confirm current license status directly with the state agency before hiring.

  • Illinois Emergency Management Agency (IEMA) Radon Tracking System · pulled 2026-08-05 Official lookup

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