Comfort solutions from a team you can trust
Family-owned. Locally rooted. Built on honest service and great workmanship.
Comfort solutions from a team you can trust
Summit Air is a family-owned heating and cooling company helping homeowners and businesses across the Chicago suburbs stay comfortable year-round. From quick repairs and seasonal tune-ups to full system installs, we bring honest pricing, careful workmanship, and genuine respect for your space.
Our certified technicians treat every home like their own — and that's why our customers stay with us for decades.
16+
Years in business
1,200+
Happy customers
4.9★
Average rating
100%
Satisfaction guarantee
A better HVAC experience, end to end
We treat every home like our own — and every customer like family.
Upfront Pricing
Flat-rate quotes before any work begins. No surprises, no pressure.
Clean, Professional Techs
Background-checked, uniformed, and respectful of your home.
Fast Response Times
Same-day appointments and under-90-minute emergency response.
Financing Available
0% APR options on new system installs through trusted partners.
Workmanship Guarantee
Every job backed by our 100% satisfaction guarantee.
Local & Family-Owned
Proudly serving Chicagoland neighbors since 2008.
Serving Downers Grove and surrounding suburbs
Locally based and locally trusted across DuPage and Cook County. If you're nearby, we're your HVAC team — same-day service, every time.