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Company Information

  • Trusted HVAC experts in the Twin Cities
  • Skilled, on-time, and dependable service
  • Backed by a 100% satisfaction guarantee

About Northern One Hour Heating & Air Conditioning®

At Northern One Hour Heating & Air Conditioning®, we believe comfort shouldn’t come with complications. For decades, we’ve served homeowners across the Twin Cities with honest service, expert craftsmanship, and a commitment to doing the job right the first time. We’re not just another HVAC company—we’re your neighbors, your partners, and your trusted team when it comes to keeping your home safe, comfortable, and efficient year-round.

Why Northern?

Our team is known for showing up on time, respecting your home, and standing behind everything we do. With our “Always On Time… Or You Don’t Pay a Dime®” promise, we back your trust with action—not just words.

We provide full-service heating and cooling solutions, including furnace repair, AC installation, seasonal maintenance, indoor air quality upgrades, and more. Every technician on our team is licensed, trained, and equipped to service all major brands and models.

What sets us apart isn’t just what we do—it’s how we do it. Our approach is personal, meticulous, and rooted in values that matter:

No matter the hour, you can trust One Hour to be there to help you when you get hit with the unexpected.

We guarantee our materials, labor, and craftsmanship for up to two years from the date of your service.

Before we start any work, we discuss your available options so you know exactly what you are getting and how much it will cost. No hidden fees!

We understand your time is valuable, so we promise to arrive at your home within the predetermined time window that you select, or your service call is free.

Built on Trust. Backed by Guarantees.

When you invite Northern into your home, you’re getting more than a technician—you’re getting a guarantee. From 24/7 emergency support to long-term system replacements, we go above and beyond to ensure every customer feels confident and cared for.

A Proud Member of the Twin Cities Community

We’re proud to serve the families and businesses that make our communities great. Whether it’s the middle of a snowstorm or a sweltering summer day, Northern is ready to respond with the professionalism, urgency, and respect your home deserves.