Calumet County
Local NEHA certified Radon Measurement Specialists
Certified Radon Inspectors
NEHA Certified Radon Measurement Specialists
| Company | Inspector | Phone | City | County |
| A to Z Home Inspection | Jon D. Brown | (920) 366-0422 | Chilton | Calumet |
| BSI*BaySide Inspections LLC | Ron Nohre | (920) 339-8872 | De Pere | Brown |
| A-1 Vacuuum Center "Your Health Home Store" | Adam Olinski | (888) 421-8227 | Green Bay | Brown |
| Radon Services of Wisconsin | Craig S. Johansen | (920) 327-0605 | New Franken | Brown |
| Advanced Radon Services LLC | Al Dorn Jr. | (920) 619-2360 | Oneida | Brown |
| Integrity Inspection Service, LLC | Keith Vanevenhoven | (920) 948-8529 | Fond du Lac | Fond du Lac |
| Radon Mitigation Services | James E. Brester | (920) 922-5552 | Fond du Lac | Fond du Lac |
| Final Look Inspection Services, LLC | Doug Hoerth | (920) 375-0723 | Fond du Lac | Fond du Lac |
| Fond du Lac County Health Department | Gloria Smedema | (920) 929-3085 | Fond du Lac | Fond du Lac |
| A to Z Home Inspections | Paul Zschaechner | (920) 740-9559 | Combined Locks | Outagamie |
| Gundrum's Home Inspections, LLC | Robert Gundrum | (866) 868-1715 | Sheboygan | Sheboygan |
| Radon Specialists of WI Inc. | David Daniels | (920) 751-0152 | Neenah | Winnebago |
| Radon Specialists of WI Inc. | Amos Mikkelson | (920) 858-1130 | Neenah | Winnebago |
| Radon Specialists of WI Inc. | Chris Voigt | (920) 858-1130 | Neenah | Winnebago |
| Radon Specialists of WI Inc. | Pat Lewis | (920) 858-1130 | Neenah | Winnebago |