ProfessionalsBusiness profile
St. Louis Radon Test and Mitigation, LLC
Saint Louis, MissouriTesting and mitigation
2 Illinois state licenses verified against the Illinois Emergency Management Agency (IEMA) list, last checked September 25, 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 September 25, 2026. No expiry date is on the record.
| Holder | License | Number | Status on the list | Verified | Check with the issuer |
|---|---|---|---|---|---|
| Summa, Cherie · Mitigation | Mitigation | No. RNM2016210 | Mitigation Professional | Verified September 25, 2026 | Verify RNM2016210 with the Illinois Emergency Management Agency (IEMA) (opens in a new tab) |
| Summa, Cherie · Testing | Testing | No. RNI2016230 | Measurement Professional | Verified September 25, 2026 | Verify RNI2016230 with the Illinois Emergency Management Agency (IEMA) (opens in a new tab) |
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