_edited.png)
ABOUT US
Cornerstone Comfort is a
family owned and operated
heating, air & water company.
Founded in 2011, (originally Izzy’s Service), Conrerstone Comfort is proudly owned and operated by husband-and-wife team Israel and Mercedes Concepcion, serving homeowners throughout Boise and the greater Treasure Valley. From day one, our mission has been simple: deliver honest heating, air conditioning, and home comfort services in an industry where cutting corners and upselling are all too common. We believe integrity matters more than a quick sale—even when honesty costs us. That commitment has earned us the trust of thousands of local families who rely on us for straightforward advice, quality workmanship, and long-term comfort solutions they can truly depend on.
WHY CHOOSE US
Your Comfort. Our Priority.
Cornerstone Comfort is a locally owned and operated company trusted by Treasure Valley homeowners for honest, reliable heating, air, and water solutions. With over 500 five-star reviews, licensed and insured technicians, and clear upfront pricing, we make it easy to feel confident choosing a team that puts integrity, quality, and care first—every time we step into your home.
SERVICES
Heating, Air & Water
Since 2011, Israel and Mercedes Concepcion have proudly served Boise, Meridian, Nampa, Caldwell, Eagle, Kuna, and the surrounding Treasure Valley with honest heating, air conditioning, and water services homeowners can trust.
LOCATION
We Proudly Serve:
Nampa
We provide reliable heating, air conditioning, and water services in Nampa, Idaho, helping homeowners make smart, informed comfort decisions with clear options and no pressure.
Meridian
We offer professional heating, air, and water services in Meridian, Idaho, tailored to both new and established homes. Homeowners rely on us for integrity-first service and long-term comfort solutions.
Caldwell
Cornerstone Comfort proudly offers heating, air, and water services in Caldwell, Idaho, focused on dependable repairs, efficient replacements, and long-term home comfort.
Eagle
We specialize in high-quality heating, air conditioning, and water services in Eagle, Idaho, providing efficient, reliable solutions designed for larger homes and elevated comfort expectations.
Middleton
We deliver trusted heating, air conditioning, and water services in Middleton, Idaho, combining small-town values with professional workmanship and transparent recommendations.
Kuna
Homeowners trust Cornerstone Comfort for dependable heating, air, and water services in Kuna, Idaho. We deliver honest guidance and expert service built for Idaho’s changing seasons.
Star
Homeowners rely on Cornerstone Comfort for expert heating, air, and water services in Star, Idaho, designed to keep growing communities comfortable year-round.
& More
Proud Partners of These Brands:
