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Cool Sunshine Heating & Air Conditioning, Inc.

8380 Welby Road
Denver, CO 80229
★★★★★ 4.8 stars
128 Reviews

Providing the highest quality, most dependable
home comfort systems since 1996


Mon: 8:00am - 5:00pm
Tue: 8:00am - 5:00pm
Wed: 8:00am - 5:00pm
Thu: 8:00am - 5:00pm
Fri: 8:00am - 5:00pm
Sat: Closed - Closed
Sun: Closed - Closed

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About Us


At Cool Sunshine, we pride ourselves on being an industry leader, serving the Denver metro area since our very first day in business back in October 1996. We are family owned and operated, specializing in tailoring your Cool Sunshine experience to exactly what you need. Our hands-on owners are involved with the everyday operation of Cool Sunshine, striving to make each experience an easy process for both our customers and team members. Our highly trained team members can handle anything from routine furnace or air conditioning maintenance or repair to installing high-efficiency, energy-saving heating and cooling systems. We are dedicated to building lifelong relationships with our customers while providing the highest-quality, energy-efficient systems with the best workmanship in Denver.

License Number: 231249

Our Services

  • Air Conditioners
  • Air Filters
  • Boilers
  • Ductless Air Conditioning
  • Ductless Mini Split
  • Furnaces
  • Heat Pumps
  • Indoor Air Quality
  • Radiant Floor Heat
  • Zoning


0% Financing for 18 Months
This coupon entitles a homeowner to 0% financing for 18 months. Only one (1) coupon per service address will be accepted. Coupon must be presented at the time of service. Payment for the balance is expected at the time of service.
Call us for your heating and AC repair needs in Denver, CO!
Cannot be combined with other offers.
25% Off Service Call for New Customers
This coupon entitles a first-time customer to save 25% on a service call performed by Cool Sunshine Heating & Air Conditioning, Inc. Coupon must be presented and balance paid at the time of service.
Call us for your heating and AC repair needs in Denver, CO!
Cannot be combined with other offers.
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