Listed for: Mitigation
Verified:Ohio state license+1 more: West Virginia state license
ProfessionalsBusiness profile
G&H Inspections, LLC
Williamstown, West Virginia. Testing
1 Ohio state license verified against the Ohio Department of Health, Radon Education and Licensing Program list, last checked November 3, 2026.
Credentials
Licenses and certifications
1 credential is on file for this business, exactly as the issuer's list printed it.
These are Ohio licenses, and the business address is in West Virginia.
Radon411 has no West Virginia record for this business. Before hiring it for a home in West Virginia, check what West Virginia asks for. What West Virginia requires
Ohio state license (1)
Issued by the Ohio Department of Health, Radon Education and Licensing Program, not by NRPP or NRSB. Radon411 last checked the list on November 3, 2026.
| License | Number | Status on the list | Expires | Verified | Check with the issuer |
|---|---|---|---|---|---|
| Testing license | No. RT1772 | Ohio licensed radon tester | Expires October 15, 2027 | Verified November 3, 2026 | Verify RT1772 with the Ohio Department of Health, Radon Education and Licensing Program (opens in a new tab) |
Licensing in West Virginia
West Virginia's radon program says the state licenses or certifies radon professionals.
OEHS Radon Program, WV DHHR OEHS Radiation, Toxics & Indoor Air Division, 304-352-5039.
What West Virginia requires, in its program’s own words, and how to check a credential
Local radon figures
Radon in Williamstown
Williamstown lies in Wood County, where 15.9% of 905 radon tests reported to CDC (2008 to 2017, laboratory) were at or above 4 pCi/L, 21.6 points below West Virginia pooled (37.5%), 26th of 27 West Virginia 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 Williamstown
Around Wood County, where Williamstown lies, the nearest West Virginia counties with a CDC figure for 2008 to 2017, laboratory run from 20.6% to 36.4% of tests at or above 4 pCi/L; the closest, Tyler County, is 38 miles away at 22.9%.
Nearby
Radon professionals nearest Williamstown
Listed for: Mitigation
Verified:Ohio state license
Call MOV Radon Specialist LLC at (618) 790-6088No website listed- View profile for Omega Radon
Omega Radon
Clarksburg, WV
Listed for: Mitigation
Verified:West Virginia state license
Call Omega Radon at (843) 995-5809No website listed Listed for: Testing
Verified:Ohio state license
Call H&H Home Inspections LLC at (304) 639-5770No website listedListed for: Mitigation
Verified:Ohio state license
Call True North Property Inspections at (304) 550-8702No website listedListed for: Mitigation
Verified:West Virginia state license
Call Ohio Valley Radon, LLC at (304) 559-8702No website listed
More radon professionals in WilliamstownMore radon professionals in West Virginia
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