Cornerstone Radon Detection, LLC.
At a Glance
About Cornerstone Radon Detection, LLC.
Based in Orlando Park, Illinois, Cornerstone Radon Detection, LLC. is a full-service radon company. Certified as NRSB Radon Measurement Specialist. Services include radon measurement, radon mitigation, mitigation system installation.
Credentials & Verification
NRSB Radon Mitigation Specialist Certification
Certified to design and install radon mitigation systems
Issuing Body
National Radon Safety Board (NRSB)
License Type
Professional Certification
Status
Verify certification status directlyIllinois State License — Radon Measurement
Licensed by Illinois IEMA for radon testing
Issuing Body
Illinois Emergency Management Agency (IEMA)
License Type
State License
Status
Verify certification status directlyVerified against NRSB, IEMA.ILLINOIS.GOV public databases · Last checked March 2026 · Report incorrect information
Contact & Location
Compare Contractors
View all in Orlando Park →MidAmerica Basement Systems
------------***/#service-area {position:relative, IL
Chicagoland and Midwest Inspections LLC.
Addison, IL
NorthWest Radon Testing - FH Inspections & Radon ,Inc
Arlington Heights, IL
True Home Inspections, Inc
Arlington Heights, IL
Not sure what you need?
Answer a few questions about your home and radon situation. We'll recommend whether you need testing, mitigation, or both.
Take the 90-Second AssessmentFree. No account required.
This listing has not been claimed by the business owner.
Are you the owner? Claim this listingCertification data sourced from NRPP/NRSB public databases. Verify current status directly with the contractor before hiring. FindRadonPros.com is a directory service and does not endorse or guarantee any contractor's work. Report incorrect information