Jefferson County
Local NEHA certified Radon Measurement Specialists
Certified Radon Inspectors
NEHA Certified Radon Measurement Specialists
| Company | Inspector | Phone | City | County |
| Advanced Environmental Services | Roger J. Dahlby | (785) 231-9324 | Topeka | Shawnee |
| Lester Inspection Services, Inc | Craig Lester | (785) 478-2508 | Topeka | Shawnee |
| Dalrymple Consulting, Inc | Mike Dalrymple | (785) 273-0345 | Topeka | Shawnee |
| Advanced Environmental Services, Inc | Hali Dahlby | (785) 231-9324 | Topeka | Shawnee |