Johnson County
Local NEHA certified Radon Measurement Specialists
Certified Radon Inspectors
NEHA Certified Radon Measurement Specialists
| Company | Inspector | Phone | City | County |
| G. W. Inspect | Gary Allmendinger | (307) 685-3728 | Gillette | Campbell |
| Worsley Inspections LLC | Steven Worsley | (307) 686-9561 | Gillette | Campbell |
| Energy Laboratories, Inc. | David Blaida | (307) 235-0515 | Casper | Natrona |
| All American Heating & Cooling | Rudy Nicholas | (307) 673-0033 | Sheridan | Sheridan |