Your Comfort Is Our Mission

We are here for all your heating & air conditioning service, repairs, estimates or questions in Lake & Sanders County, MT.

Polson & Ronan Call Mission Heating & Air For the Best A/C & Heating Service in Lake & Sanders Counties!

Mission Heating & Air, LLC offers the best Montana heating and A/C service, installation and repair in Ronan, Polson, and all surrounding Sanders & Lake county areas! Chuck & Jan Thuemler firmly believe in keeping business local in the Montana Mission Valley: Ronan, Polson, Lake and Sanders counties. With over 30 years of experience, Chuck delivers high quality, honest work. At Mission Heating & Air you are guaranteed prompt, reliable and personal service when you need it for your heating and air conditioning unit. We are members and strong supporters of the Ronan Chamber of Commerce. Utilizing every available resource, we believe firmly in keeping business within the community. Our customers are like family. We will take care of all your heating and air conditioning needs, including:

Services We Offer

Service & Repair
Maintenance
Sales & Service
Air Filtration System
New Construction
Remodels & Add-Ons
Custom Designed Systems according to your specifications
Oil, Gas, Electric, Heat Pumps including Ground Source and Mini Split

Financing Available

"From the Community For the Community"

Serving the Heating & Air Conditioning needs of: Arlee, Polson, Big Fork, Ronan & ALL of Lake & Sanders Counties

Your Mission Valley Local Mitsubishi Electric Diamond Contractor

Mission Heating and Air, LLC takes pride in being a Montana Mitsubishi Electric Diamond Contractor serving Polson, Ronan, Arlee and the surrounding Lake & Sanders counties. This is the highest level of accreditation offered from Mitsubishi Electric Heating & Cooling. Chuck, being a Diamond Contractor, insures you are getting the highest quality, professional installation and maintenance possible of your heating and air conditioning system.

The Diamond Contractor Seven & Seven warranty program offers a seven year limited warranty on compressors and parts. The exclusive Seven & Seven warranty can only be offered by a Diamond contractor.

Local Independent Trane Dealer Proudly Serving NW Montana

As your local Northwest Montana independent Trane dealer, Chuck knows his reputation is made at every sale, and with every Trane heating and air conditioning installation. Therefore, he is as personally invested in your comfort as you are, and takes great pride in creating your perfect indoor environment. With over 30 years experience, Chuck posseses the advanced technical skills to solve heating & air conditioning issues for the most optimal installation and maintenance. He believes in doing the job right the first time and every time!