​​​​​"wE'RE NOT COMFORTABLE Until YOU ARE"

​heating, air conditioning, Geothermal & Indoor air Quality Contractor Meeting the  needs with OVER 40 years

​​​​​DON-MARTIN HEATING, COOLING & GEOTHERMAL  

Don- Martin Heating, Cooling & Geothermal Inc

4101 Commercial Dr. STE 180 

Janesville, WI 53545 us

Phone: 608.758.9882

E-mail: clay@don-martinhvac.com

Our Address

Contact Us 

​​Wisconsin Counties Served 
Rock County, Wisconsin
Walworth County, Wisconsin
Dane County, Wisconsin
Jefferson County, Wisconsin
Green County, 

Illinois Cities Served

Durand, IL
Harvard, IL
Poplar Grove, IL
Capron, IL
Shirland, IL

South Beloit, IL
Capron, IL
Rockton, IL
Roscoe, IL

​Wisconsin Cities Served

Janesville, WI   

Elkhorn, WI 
Delavan, WI 
Whitewater, WI 
Fort Atkinson, WI 
Milton, WI 
Edgerton, WI 
Macfarland, WI 
Madison, WI 
Evansville, WI 
Orfordville, WI 
Darien, WI
Beloit, WI

Lake Geneva, WI
Mukwonago, WI
East Troy, WI
Lake Mills, WI
Brodhead, WI
Monroe, WI
Deerfield, WI
Oregon, WI

Evansville, WI 
Albany, WI
Juda, WI 
New Glarus, WI
Jefferson, WI
Johnson Creek, WI
Stoughton, WI
Cambridge, WI
Walworth, WI​