Reliable HVAC Services in Great Falls, MT Since 1963

From freezing winters to blazing summer heat, our trusted team keeps your home or business comfortable all year round.

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Cooling

Beat the Montana heat with fast AC repairs, energy-efficient installations, and seasonal maintenance that keeps your system running strong.

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Heating

Stay warm through every cold snap with expert furnace repairs, replacements, and upgrades to high-efficiency systems.

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Other Services

From air purification and ventilation to water heaters and thermostats, we provide whole-home comfort solutions you can count on.

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Comfort. Efficiency. Peace of Mind.

Your Local Heating & Cooling Partner — Every Season, Every System

We’re not just HVAC contractors — we’re your neighbors. Our team brings over 60 years of experience to every job, offering tailored solutions that improve comfort, reduce energy bills, and extend the life of your system. Whether you need emergency service, a free estimate on a new installation, or just want better air quality at home — we’re here to help.

Explore What We Do Best

Find the Right Service for Your Needs

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Cooling Systems

From quick repairs to full AC replacements, stay cool when it counts.

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Heating Systems

Efficient, reliable heat — including furnaces, boilers, and more.

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Indoor Air & More

Clean air, quiet comfort, better energy use. Discover all we offer.

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What Your Neighbors Are Saying

Trusted Across the Great Falls Community

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Our technician was friendly and very knowledgeable. He arrived promptly. I've been an Xtraire customer for at least 20 years. Very satisfied with their service.

– Steve Boshko

Great experience. They came right away and addressed my concerns. Sam (the technician) was super knowledgeable and helpful. Will definitely be using for my hvac needs going forward

– Erica Balkema

Sam & Tommy came to check my heating system. They were very neat,courteous and did a fine job. I will definitely call them again for any HVAC needs in the future.

– Dan

Could not be happier with the service I received today. 90+ degree weather and they sent a team out the same day, diagnosed my issues and repaired them in the same visit. Would be a pleasure to refer them to all. Great job by Xtraire inc.

– James Wheeler

Great service and work done by Xtraire. I highly recommend them. I have been using them for over 8 years now for my business and home.

– Michael Richer

Another fantastic experience with Xtraire today! Euryel came today to check our unit we installed around a year ago. He was extremely friendly, professional and clean. Always such a pleasure working with all Xtraire staff!

– Victoria Stacy

Our technician was friendly and very knowledgeable. He arrived promptly. I've been an Xtraire customer for at least 20 years. Very satisfied with their service.

– Steve Boshko

Great experience. They came right away and addressed my concerns. Sam (the technician) was super knowledgeable and helpful. Will definitely be using for my hvac needs going forward

– Erica Balkema

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Why Choose Northern Heating & Cooling?

Experience the Difference a Local HVAC Team Can Make

Montana weather doesn’t mess around — and neither do we. When you choose Northern Heating & Cooling, you get a team committed to quality, care, and doing the job right the first time.

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Serving Great Falls & surrounding areas since 1963

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100 - mile service radius — residential & light commercial

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Fast response for emergency HVAC issues

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Financing options available through Wells Fargo

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Trained on the latest HVAC technology & energy efficiency

Let’s Make Your Home More Comfortable

Ready to get started? Reach out today — we’ll respond quickly and schedule your visit at a time that works for you.

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