Certified radon testers & mitigatorsEntry — verified 29 Aug 2026

Entry № RMS-8SS0020

John F. Koch Iii

Home Quest, Llc

Last verified August 29, 2026. Methodology

Credential number
RMS-8SS0020
Credential body
NRSB
Status
current Certified. Current in the source file.
Services
testing
City
Shelton
County
Not on the source file
State
Connecticut
Phone
Not on the source file
Source
https://nrsb.org/find-a-pro/
Fig. 5 — Shelton, CT, approximate. Pin is the city on the official file, not a street address.

§ 5.1

Places on the source file

Claim or update this listing. A claim cannot add someone who is missing from the official file.