Services
HVAC Services in Great Falls: One Call for Complete Comfort
When it comes to heating and cooling in Great Falls, you deserve more than a quick fix—you deserve a partner who understands your system, your space, and your community. At Northern Heating & Cooling, we’ve been providing trusted HVAC services in Great Falls for over 60 years. From routine furnace maintenance to high-efficiency AC installs, from smart thermostat upgrades to whole-home air purification, we’re the go-to team for homeowners, businesses, and property managers throughout Cascade County.

Whether you're in Fox Farm, Black Eagle, Riverview, or out in Belt or Fort Shaw, we offer heating and cooling services that are tailored to Montana's seasons and built to last.
Complete Heating & Cooling Solutions for Every Season
We don’t just repair broken systems—we design comfort solutions that work year-round. Our experienced technicians handle everything from emergency service calls to long-term HVAC upgrades. Need a quick repair on a bitter winter morning? Thinking of switching to a more efficient air conditioner before next summer? We’ve got you covered.

And yes—we serve both homes and commercial spaces. From historic Great Falls properties to modern office buildings, we adapt our services to your needs, budget, and building.
Heating Services Built for Montana Winters
Great Falls winters don’t mess around—and neither do we. Our heating services are built for the kind of cold that settles in deep. Whether your furnace has quit unexpectedly or you’re looking to replace a decades-old system, we offer prompt, expert help.

We service and install:
High-efficiency furnaces
Boilers and hydronic systems
Smart thermostats and zoning systems
Emergency heating repairs
Heating system tune-ups and seasonal maintenance
Learn more about our full lineup of
heating services, including
furnace repair,
boiler services,
smart thermostat installation, and more.
Air Conditioning That Works When You Need It Most
Summers in Cascade County can sneak up on you, and if your AC isn’t ready, the heat builds fast. We specialize in fast, dependable air conditioning services for homes and businesses across Great Falls and surrounding towns.
Whether you need help with an aging system or want to explore the benefits of ductless cooling, we’re ready to help. Explore all of our cooling services, including AC repair and new AC installation.
Our cooling services include:
Central AC repair and installation
Ductless mini-split systems
AC tune-ups and maintenance
Emergency AC service calls
Beyond Heating and Cooling: Indoor Air & System Upgrades
Comfort isn’t just about temperature. It’s also about air quality, system efficiency, and long-term reliability. That’s why we offer a full range of specialty HVAC services and custom upgrades to make your system cleaner, smarter, and better suited to your space.
Visit our Indoor Air Quality & Other HVAC Services page to learn how we can help improve air quality, reduce energy bills, and enhance your comfort at home or work.
Our additional services include:
Air purification systems
Humidifiers and dehumidifiers
Geothermal heating and cooling
HVAC system retrofitting
Gas line installation and repair
Custom ductwork and airflow balancing
Zoning systems and smart HVAC controls
Serving All of Cascade County—Residential, Commercial & More
Whether you’re a homeowner near Malmstrom AFB, a property manager in West Hill, or a small business in Belt, we tailor our services to fit your needs. Learn more about the clients we serve on our Who We Serve page.
If you're not sure what service you need, just give us a call. Our team is happy to answer questions, walk you through options, or schedule a free estimate. We’re proud to be the HVAC company that Great Falls and surrounding towns turn to for heating, cooling, and year-round comfort.
Ready to get started? Contact us today to schedule HVAC service in Great Falls or anywhere in Cascade County.
