235 credentialed contractors across Iowa and Nebraska — sourced from each state’s official licensing, credentialing, or registration records, dated, and honest when the sample is thin.
No matching city on file yet — browse by state below.
156 contractors · 88 cities
Sourced from the Iowa HHS credential rosters, cross-checked against each company’s own site.
View Iowa directory79 contractors · 36 cities
Sourced from the Nebraska DHHS credential roster, cross-checked against each company’s own site.
View Nebraska directoryEvery listing starts from a state’s own official radon credential records — never a scraped review site.
Each company is checked against its own site, Google, and Facebook to confirm it’s real and reachable.
Every listing shows when it was last checked — and a thin sample stays labeled thin, never rounded up.