Radon testing & mitigation in Olathe
4 credentialed Kansas radon professionals serving Olathe, sourced from the Kansas KDHE credential rosters and cross-checked against each company's own site. Filter by what you actually need — a mitigation install, a test, or both.
Credential check: every Olathe-based contractor below is on a Kansas KDHE radon roster (number and roster date on each card). That means they're allowed to do the work, not that they do it well.
Check a Kansas license yourself →
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Mitigation
Testing
Website confirmed
4 of 4 shown
ARCHELON INSPECTION SERVICE
Testing
Testing cert KS-MS-0581 (Kansas KDHE certified radon technician roster, 2026-07-14)
Get a Free Quote Credentials & details → AQP, INC DBA MIDWEST RADON
Testing
Testing cert KS-MS-0689, KS-MS-0703 (Kansas KDHE certified radon technician roster, 2026-07-14)
Get a Free Quote Credentials & details → MIA CASA HOME INSPECTIONS
Testing
Testing cert KS-MS-0261 (Kansas KDHE certified radon technician roster, 2026-07-14)
Get a Free Quote Credentials & details → ALL N ONE HOME INSPECTIONS
Testing
Testing cert KS-MS-0126 (Kansas KDHE certified radon technician roster, 2026-07-14)
Get a Free Quote Credentials & details →
No contractors match both filters at once — try clearing one.
Also serves this area 6 · self-reported by each company, not independently confirmed for this specific city Radon Runner
Serves this area
Not headquartered in this city — states on its own site that it serves this area. contractor website, checked 2026-10-28 ·
source → Get a Free Quote Credentials & details → BYRON PROPERTY INSPECTION INC
Serves this area
Not headquartered in this city — states on its own site that it serves this area. contractor website, checked 2026-10-28 ·
source → Get a Free Quote Credentials & details → ESSENTIAL INSPECTIONS
Serves this area
Not headquartered in this city — states on its own site that it serves this area. contractor website, checked 2026-10-28 ·
source → Get a Free Quote Credentials & details → RADON MITIGATION MASTERS
Serves this area
Not headquartered in this city — states on its own site that it serves this area. contractor website, checked 2026-10-28 ·
source → Get a Free Quote CLEAR CONSCIENCE RADON LLC
Serves this area
Not headquartered in this city — states on its own site that it serves this area. contractor website, checked 2026-10-28 ·
source → Get a Free Quote Credentials & details → L A SELLECK INSPECTIONS CONSULTING
Serves this area
Not headquartered in this city — states on its own site that it serves this area. contractor website, checked 2026-10-28 ·
source → Get a Free Quote Credentials & details →
Questions Does a radon contractor need a license in Kansas? Yes. Since 2011, everyone performing radon testing or mitigation in Kansas must be certified by KDHE. Measurement certifications start KS-MS- and mitigation certifications start KS-MI-.
Source: KDHE, Radon laws . Checked 2026-11-05. What radon level should I act on? EPA recommends fixing a home at 4 pCi/L or higher and suggests considering a fix between 2 and 4 pCi/L. What your test number means →
Source: EPA, What is EPA's action level for radon? . Checked 2026-11-05.
Nearby cities closest RadonScout pages Lenexa 6 mi · 2 credentialed pros based there Overland Park 7 mi · 4 credentialed pros based there Gardner 8 mi · 1 credentialed pro based there Spring Hill 9 mi · contractors that say they serve it Edgerton 9 mi · contractors that say they serve it Shawnee 9 mi · 2 credentialed pros based there Straight-line miles between Census place points, not driving distance. Source: U.S. Census Bureau, 2023 Gazetteer Files (Places) .
Source: Kansas KDHE certified radon technician roster (current 2026-07-14),
cross-checked against each contractor's own website, Google Places, and Facebook where Places had
no result. Page generated 2026-11-05 from kansas_contractors_master.csv.
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