At Your Service DBA WIN Home Inspection
Columbus, OH
Listed for: Testing
Verified:Ohio state license
Call At Your Service DBA WIN Home Inspection at (614) 781-1070No website listed
ProfessionalsBusiness profile
Habitation Investigation LLC
Columbus, Ohio. Testing and mitigation
7 Ohio state licenses verified against the Ohio Department of Health, Radon Education and Licensing Program list, last checked October 4, 2026.
1 Ohio state license past the expiry date on the list, so not current.
Credentials
Licenses and certifications
8 credentials are on file for this business, each exactly as the issuer's list printed it.
Ohio state licenses (8)
Issued by the Ohio Department of Health, Radon Education and Licensing Program, 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 |
|---|---|---|---|---|---|
| Mitigation license | No. RC355 | Ohio licensed radon mitigation contractor | Expires May 31, 2027 | Verified October 4, 2026 | Verify RC355 with the Ohio Department of Health, Radon Education and Licensing Program (opens in a new tab) |
| Mitigation license | No. RS591 | Ohio licensed radon mitigation specialist | Expires December 8, 2027 | Verified October 4, 2026 | Verify RS591 with the Ohio Department of Health, Radon Education and Licensing Program (opens in a new tab) |
| Testing license | No. RT1812 | Ohio licensed radon tester | Expires March 21, 2028 | Verified October 4, 2026 | Verify RT1812 with the Ohio Department of Health, Radon Education and Licensing Program (opens in a new tab) |
| Testing license | No. RT1872 | Ohio licensed radon tester | Expires October 5, 2026 | Expired October 5, 2026 | Verify RT1872 with the Ohio Department of Health, Radon Education and Licensing Program (opens in a new tab) |
| Testing license | No. RT1924 | Ohio licensed radon tester | Expires April 19, 2027 | Verified October 4, 2026 | Verify RT1924 with the Ohio Department of Health, Radon Education and Licensing Program (opens in a new tab) |
| Testing license | No. RT2009 | Ohio licensed radon tester | Expires July 1, 2028 | Verified October 4, 2026 | Verify RT2009 with the Ohio Department of Health, Radon Education and Licensing Program (opens in a new tab) |
| Testing license | No. RT2163 | Ohio licensed radon tester | Expires May 19, 2028 | Verified October 4, 2026 | Verify RT2163 with the Ohio Department of Health, Radon Education and Licensing Program (opens in a new tab) |
| Testing license | No. RT936 | Ohio licensed radon tester | Expires August 6, 2027 | Verified October 4, 2026 | Verify RT936 with the Ohio Department of Health, Radon Education and Licensing Program (opens in a new tab) |
Licensing in Ohio
Ohio's radon program says the state licenses or certifies radon professionals.
This program licenses companies and persons directly involved with the radon testing and mitigation industry.
Radon Education and Licensing Program
Ohio Department of Health
Its page covers free or discounted test kits and who may test and fix radon in the state.
Phone 614-728-0272 · Email indoor.radon@odh.ohio.gov
Visit the program's page (opens in a new tab)Read October 3, 2026
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