Winona County
Local NEHA certified Radon Measurement Specialists
Certified Radon Inspectors
NEHA Certified Radon Measurement Specialists
| Company | Inspector | Phone | City | County |
| Ellefson Builders, Inc | Mike Ellefson | (507) 450-7465 | Winona | Winona |
| Radon Mitigation Services/Engen Construction Inc | Jeff Engen | (507) 493-5252 | Mabel | Fillmore |
You may wish to view the entire list of NEHA Certified Inspectors for Minnesota