GroundRosterHonest Home Performance and Radon SolutionsLicensed
| License number | RNTST10264, RNMIT10129 |
| License type | Radon Measurement and Mitigation Specialist |
| License status | Active, Iowa HHS certified |
| Based in | Marshalltown, Marshall County, Iowa 50158 |
"Based in" is the city and county of the address on the business's license record. That can be a mailing address; it doesn't tell you where the business works.
How to verify this license
We publish the license details exactly as they appear in the official licensing records of the agency that issued the license; we do not vouch for the business itself. Before hiring, look up license #RNTST10264, RNMIT10129 directly with the agency that issued it, confirm it is still active, and ask for a current certificate of insurance.
Checked against Iowa HHS radon credential lists, last checked 2026-11-02. See the issuing agency.
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