Listed for: TestingMitigation
Verified:Ohio state license. Reports NRPP certification (not yet verified by Radon411)
ProfessionalsBusiness profile
Radon Defenders
battle creek, Michigan. Testing and mitigation
1 Illinois state license verified against the Illinois Emergency Management Agency (IEMA) list, last checked November 11, 2026.
2 NRPP certifications reported, not yet verified by Radon411.
Credentials
Licenses and certifications
3 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 Michigan.
Radon411 has no Michigan record for this business. Before hiring it for a home in Michigan, check what Michigan asks for. What Michigan requires
Illinois state license (1)
Issued by the Illinois Emergency Management Agency (IEMA), not by NRPP or NRSB. Radon411 last checked the list on November 11, 2026. No expiry date is on the record.
| License | Number | Status on the list | Verified | Check with the issuer |
|---|---|---|---|---|
| Mitigation license | No. RNM20232226 | Mitigation Professional | Verified November 11, 2026 | Verify RNM20232226 with the Illinois Emergency Management Agency (IEMA) (opens in a new tab) |
NRPP certifications (2)
Issued by the National Radon Proficiency Program (NRPP). No expiry date is on the record.
| Certification | Number | Status on the list | Verified | Check with the issuer |
|---|---|---|---|---|
| Mitigation certification | No. Not published | Listed by Michigan EGLE as NRPP certified for radon mitigation (list of 2024-05-01) | Reported, not yet verified by Radon411 | Verify with the National Radon Proficiency Program (NRPP) (opens in a new tab) |
| Testing certification | No. Not published | Listed by Michigan EGLE as NRPP certified for radon measurement (list of 2024-05-01) | Reported, not yet verified by Radon411 | Verify with the National Radon Proficiency Program (NRPP) (opens in a new tab) |
Licensing in Michigan
Michigan's radon program says the state does not license or certify radon professionals.
Michigan Indoor Radon Program, Michigan Department of Environment, Great Lakes, and Energy, 800-723-6642.
What Michigan requires, in its program’s own words, and how to check a credential
Local radon figures
Radon in battle creek
battle creek lies in Calhoun County, where 36.4% of 1,649 radon tests reported to CDC (2008 to 2017, laboratory) were at or above 4 pCi/L, 9.5 points above Michigan pooled (26.9%), 11th of 82 Michigan counties with 30 or more tests.
Shares of tests people chose to run and report, by county (2008 to 2017, laboratory); the state's is its counties' counts added up, calculated by Radon411. Only a test measures a home.
The counties around battle creek
Around Calhoun County, where battle creek lies, the nearest Michigan counties with a CDC figure for 2008 to 2017, laboratory run from 30.7% to 55.4% of tests at or above 4 pCi/L; the closest, Branch County, is 23 miles away at 55.4%.
Nearby
Radon professionals nearest battle creek
Listed for: Testing
Verified:Ohio state license
Call ASTI Environmental at (616) 481-2842No website listedListed for: Testing
Verified:Minnesota state license+2 more: Ohio state license, Pennsylvania state license. Reports NRPP certification (not yet verified by Radon411)
Listed for: Testing
Verified:Kansas state license
No phone or website on the list. Licenses on the profile.
More radon professionals in battle creekMore radon professionals in Michigan
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