Your Trusted HVAC Contractor for Quality Services
Cornerstone Heating & Air Inc. North Idaho
About Cornerstone Heating & Air – Trusted HVAC Experts in North Idaho
Cornerstone Heating & Air is a family-owned HVAC company with over 30 years of experience providing top-quality heating, cooling, and air quality solutions across North Idaho. Specializing in both residential and commercial HVAC systems, we are known for our reliable service, expert installations, and long-term customer satisfaction.
Whether you need a new furnace installation in Coeur d’Alene, an air conditioning repair in Post Falls, or commercial HVAC maintenance in Hayden, our skilled technicians are ready to help. We bring decades of hands-on experience to every job, ensuring your home or business stays comfortable in every season.
At Cornerstone Heating & Air, we pride ourselves on being local, licensed, and dependable. As a family-run business, we believe in honest service, lasting relationships, and doing the job right the first time. We’re committed to treating our customers like neighbors, because you are.
Serving the HVAC needs of Coeur d’Alene, Post Falls, Hayden, Rathdrum, and surrounding North Idaho communities.
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At Cornerstone, your comfort is our priority—and your trust is our cornerstone.
What we do...
See Our Work
Residential
​Keep your home comfortable year-round with expert heating, cooling, and air quality solutions tailored for North Idaho homes. From installations to repairs, our experienced team delivers reliable service you can trust.
Commercial
From new construction, office buildings to retail spaces, we provide professional HVAC solutions built for performance and efficiency. Trust Cornerstone Heating & Air for reliable heating, cooling, and ventilation tailored to your business.
Maintenance Plans
Protect your investment and prevent costly breakdowns with our customized HVAC maintenance plans. Regular tune-ups keep your system running efficiently, extend equipment life, and ensure year-round comfort.
Emergency Services
When your heating or cooling system breaks down unexpectedly, you need help fast. Cornerstone Heating & Air provides prompt, dependable emergency HVAC repairs to get your system back up and running—so you can stay comfortable, no matter the season.
Ductless Systems
Enjoy efficient heating and cooling without the need for ductwork. Our ductless mini-split systems offer flexible comfort solutions for additions, remodels, or spaces where traditional systems won’t fit.
Indoor Air Quality
Breathe easier with our air quality solutions designed to reduce allergens, pollutants, and humidity. From air purifiers to ventilation upgrades, we help create a healthier, more comfortable home or business environment.