NEHA Certified Inspectors in Illinois
(Certified for Radon Measurement)
General Radon Information
| Company | Inspector | City | County |
| Landauer, Inc. | Mark R. Salasky | Glenwood | Cook |
| RSSI | Roger Marsh | Morton Grove | Cook |
| GlobeSpec | Myron G. Sonkin | Carol Stream | Du Page |
| Midwest Radon Detection, LLC | Paul J. Ybarra | Yorkville | Kendall |
| Metrospect, Ltd. | Robert A. Packer | Buffalo Grove | Lake |
| Global Home Services, Inc. | Elliott W. French | Edwardsville | Madison |
| Bill Norman Inspections | William E. Norman | Columbia | Monroe |