Listed for: Mitigation
Verified:Illinois state license
Call 618 Construction services LLC at (618) 438-1694No website listed
ProfessionalsBusiness profile
Rssi
Morton Grove, Illinois. Testing and laboratory
1 Illinois state license verified against the Illinois Emergency Management Agency (IEMA) list, last checked October 4, 2026.
2 Kansas state licenses verified against the Kansas Department of Health and Environment, Kansas Radon Program list, last checked October 4, 2026.
1 Minnesota state license verified against the Minnesota Department of Health list, last checked October 4, 2026.
2 Pennsylvania state licenses verified against the Pennsylvania Department of Environmental Protection, Bureau of Radiation Protection list, last checked October 4, 2026.
1 West Virginia state license verified against the West Virginia Office of Environmental Health Services, Radiation, Toxics and Indoor Air Division list, last checked October 4, 2026.
Credentials
Licenses and certifications
7 credentials are on file for this business, each exactly as the issuer's list printed it.
Illinois state license (1)
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 |
|---|---|---|---|---|
| Testing license | No. RNI2015224 | Measurement Professional | Verified October 4, 2026 | Verify RNI2015224 with the Illinois Emergency Management Agency (IEMA) (opens in a new tab) |
Kansas state licenses (2)
Issued by the Kansas Department of Health and Environment, Kansas Radon Program, 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 |
|---|---|---|---|---|
| Testing license | No. KS-MS-0297 | Kansas certified radon measurement and laboratory technician | Verified October 4, 2026 | Verify KS-MS-0297 with the Kansas Department of Health and Environment, Kansas Radon Program (opens in a new tab) |
| Laboratory license | No. KS-LB-0016 | Kansas certified radon laboratory | Verified October 4, 2026 | Verify KS-LB-0016 with the Kansas Department of Health and Environment, Kansas Radon Program (opens in a new tab) |
Minnesota state license (1)
Issued by the Minnesota Department of Health, 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 |
|---|---|---|---|---|
| Laboratory license | No. RL-00014 | Minnesota radon analysis laboratory license | Verified October 4, 2026 | Verify RL-00014 with the Minnesota Department of Health (opens in a new tab) |
Pennsylvania state licenses (2)
Issued by the Pennsylvania Department of Environmental Protection, Bureau of Radiation Protection, 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 |
|---|---|---|---|---|
| Laboratory license | No. 1246 | DEP certified radon laboratory | Verified October 4, 2026 | Verify 1246 with the Pennsylvania Department of Environmental Protection, Bureau of Radiation Protection (opens in a new tab) |
| Laboratory license | No. 1831 | DEP certified radon laboratory | Verified October 4, 2026 | Verify 1831 with the Pennsylvania Department of Environmental Protection, Bureau of Radiation Protection (opens in a new tab) |
West Virginia state license (1)
Issued by the West Virginia Office of Environmental Health Services, Radiation, Toxics and Indoor Air Division, not by NRPP or NRSB. Radon411 last checked the list on October 4, 2026.
| License | Number | Status on the list | Expires | Verified | Check with the issuer |
|---|---|---|---|---|---|
| Laboratory license | No. RL000244 | West Virginia Radon Lab | Expires October 31, 2026 | Verified October 4, 2026 | Verify RL000244 with the West Virginia Office of Environmental Health Services, Radiation, Toxics and Indoor Air Division (opens in a new tab) |
Licensing in Illinois
Illinois's radon program says the state licenses or certifies radon professionals.
The Agency also licenses and regulates the individuals who provide radon measurement and mitigation to the public.
IEMA-OHS Radon Program
Illinois Emergency Management Agency and Office of Homeland Security
Its page covers who may test and fix radon in the state and the disclosure rule for home sales.
Phone (800) 325-1245
Visit the program's page (opens in a new tab)Read October 3, 2026
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