HVAC Services for the Denver Metro and Surrounding Colorado Area

Castle Rock’s Top AC Company

Put Your Trust in the Cooling Experts

Boy Cooling Off in Castle Rock COThe summer weather can get surprisingly hot here in the Castle Rock area. If you want your family to be cool and comfortable during the hottest months of the year, an air conditioner is essential. When your looking for the most dependable air conditioning contractor around, look no further than Summit Heating & AC!

Here’s why our customers choose to hire us as their go-to AC company:

  • We offer a full array of AC services
  • We have over 20 years of service experience
  • We offer 24-hour emergency service
  • We offer flexible financing options (with approved credit)
  • All of our AC technicians are NATE-certified
  • We are a licensed Lennox® dealer

Unbeatable Air Conditioning Repair by the Professionals

Lennox System GuaranteeTake a look at your air conditioner the next time you use it. Do you notice poor air flow? Are there leaks? Are noises coming from the unit? Have you had oddly high utility bills lately? These are signs that you need AC repairs! Call the #1 AC company in Castle Rock and we’ll be there in a flash to fix the problem for you.

The Right AC Company for Your AC Installation

When you’re ready to start fresh with a new AC system, we also offer complete, professional air conditioner installation services. As a certified Lennox Dealer, our products are the best in the industry. Not only will you receive a reliable and energy efficient new system, you can rest assured that the best AC company in Castle Rock is handling everything for you.

Excellence in Castle Rock AC Maintenance

Keeping your AC system running its best requires regular maintenance. We know you don’t want to try to do this yourself, so trust Castle Rock’s leading air conditioning contractor: Summit Heating & AC!

24 Hour Emergency ServiceWith our cooling system tune ups, you’ll benefit from:

  • A complete AC system inspection
  • Needed repairs to prevent breakdowns in the future
  • Filter cleaning & replacement
  • A complete pre-season air conditioner set-up
  • Better air quality in your home
  • A longer-lasting AC unit

Summit Heating & AC is here to serve you, no matter how big or how small your air conditioner service project. We’re the number one heating and air conditioning company in Castle Rock for a reason!

Contact Summit Today!

What Customers Are Saying

five stars

"I’ve known Bill and Dean for 20 plus years and have always found them to have the clients best interest at heart. They are reliable, honest and do what they say they will do. You can’t go wrong using this company."

- Ron Dierenfield (Facebook)

What Customers Are Saying

five stars

"Reliable. Honest. Friendly. Affordable. Josh Leech and his team are simply the best! Josh is also a veteran and one of the nicest guys you'll meet."

- David B. (Yelp)

What Customers Are Saying

five stars

"Summit Heating is a very responsive company and they get back to you very quickly, which is not common these days. They fixed all our issues and both Chris and Charlie were very eager to help and professional. I'd recommend these guys to anyone. Especially if you have an emergency, they are on it."

- Adam Pollack (Google)