Call us today and visit about a New Amana Furnace & Air Conditioner.

(701) 572-3079
(800) 525-6073
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 New Construction & Remodel 
Residential & Commercial

24 hour emergency service! 


Mon-Dak Heating & Plumbing Inc. was established in 1975. With two locations to serve you better, Williston, ND & Medicine Lake, MT,  we have grown into one of the most respected plumbing and heating contractors in Northwestern
North Dakota and Northeastern Montana. Quality products, dependable service and most of all, highly trained and dedicated employees are the key to our success.

Dennis Schow

Mon-Dak Heating & Plumbing Inc. will install your job or service your equipment to the highest standards of  the industry. We will make a commitment to you - that your satisfaction is first and foremost to us. When you receive a quote from us you can be assured that it is fair and accurate. 
We thank you for the opportunity to serve you and hope that you will continue to rely on our quality products and dependable service.



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