W.B. Montag Radon Services, LLC is a radon mitigation provider based in Leadville, CO, credentialed by CO DORA; NRPP. Services listed on its website: Fan replacement / system repair, Radon testing.
Address: Leadville
Colorado
United States
Colorado
United States
Phone: (970) 748-7394
Certifications: CO DORA; NRPP
Certification IDs:
CO DORA RMT license 93 (William B Montag; Radon Mitigation Professional; expires 05/31/2027) | NRPP 106133-RMS (William B. Montag; Radon Mitigation Specialist; expires March 31, 2027)
License Type: Radon mitigation (Colorado licensed radon mitigation professional (DORA); Radon Mitigation Specialist)
Certified Specialists: 1
Services:
Fan replacement / system repair; Radon testing
Years in Business: since 1987 (https://www.wbmontag.org/)
Data Sources:
https://apps2.colorado.gov/dora/licensing/lookup/generateroster.aspx (roster RMT, downloaded 2026-11-02) | https://nrpp.info/listings/bl-8422.html
Last Checked: 2026-11-02
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