Landmark Environmental
Licensed ContractorLicensee on record: Allison Mastenbrook
Address
9555 James Avenue South suite 262
Bloomington, MN 55431
Bloomington, MN 55431
Phone
Website
License
#RMIT-00138 · Radon Mitigation Professional · MN
Source & verification
This record was pulled from Minnesota Department of Health Radon Licensing System 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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