ProfessionalsBusiness profile
St. Louis Radon Test and Mitigation, LLC
Saint Louis, Missouri. Testing and mitigation
2 Illinois state licenses verified against the Illinois Emergency Management Agency (IEMA) list, last checked October 4, 2026.
Credentials
Licenses and certifications
2 credentials are on file for this business, each exactly as the issuer's list printed it.
These are Illinois licenses, and the business address is in Missouri.
Radon411 has no Missouri record for this business. Before hiring it for a home in Missouri, check what Missouri asks for. What Missouri requires
Illinois state licenses (2)
Issued by the Illinois Emergency Management Agency (IEMA), not by NRPP or NRSB. Radon411 last checked the list on October 4, 2026. No expiry date is on the record.
| License | Number | Status on the list | Verified | Check with the issuer |
|---|---|---|---|---|
| Mitigation license | No. RNM2016210 | Mitigation Professional | Verified October 4, 2026 | Verify RNM2016210 with the Illinois Emergency Management Agency (IEMA) (opens in a new tab) |
| Testing license | No. RNI2016230 | Measurement Professional | Verified October 4, 2026 | Verify RNI2016230 with the Illinois Emergency Management Agency (IEMA) (opens in a new tab) |
Licensing in Missouri
Ask Missouri Radon Program what it requires before you hire.
Missouri Radon Program
Missouri Department of Health and Senior Services
Its page covers free or discounted test kits.
Phone 573-751-6102 · Email radon@health.mo.gov
Visit the program's page (opens in a new tab)Read October 3, 2026
Nearby
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