YOU CAN COUNT ON THE 
Heating
Trust our team at Cool Sunshine to keep your home warm and comfortable on those colder nights here in CO. Our HVAC professionals work with all makes and models of furnaces so you can rely on us to help with any type of heating need you may have.
Cooling
Our high-efficiency air conditioners can bring plenty of comfort to your Denver home when the summer temperatures start to soar. Our cooling experts at Cool Sunshine work with all makes and models of air conditioners.
Indoor Air Quality
Breathe easy and stay healthy by improving the indoor air quality in your home or business. Our team of indoor air quality experts can help you clean your air to help promote good health. Cool Sunshine has all of the right solutions to put you on the right path for an ideal indoor environment.
WE HAVE PROCESSES IN PLACE FOR COVID-19.
A+ rating with the BBB
Highest-quality workmanship
No-hassle installs
Locally owned and operated
Clean and tidy
Why Choose Cool Sunshine?
With over 60+ years of combined experience, Cool Sunshine has been installing the highest-quality, most energy-efficient systems throughout the Denver metro area. We pride ourselves on putting our customers first, ensuring their home comfort needs are always met.
Highly trained and certified technicians
Upfront pricing
Over 60+ years of combined experience
Why Choose Cool Sunshine?
With over 60+ years of combined experience, Cool Sunshine has been installing the highest-quality, most energy-efficient systems throughout the Denver metro area. We pride ourselves on putting our customers first, ensuring their home comfort needs are always met.
Highest-quality workmanship
No-hassle installs
A+ rating with the BBB
Locally owned and operated
Clean and tidy
Highly trained and certified technicians
Over 60+ years of combined experience
Upfront pricing
YOUR HEATING & AIR CONDITIONING COMPANY IN DENVER, CO
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 and best workmanship in Denver.
CHECK OUT OUR LATEST SPECIALS
FREE ESTIMATES!
Schedule an estimate for a new system today!
FREE ESTIMATES!
Schedule an estimate for a new system today!
SEE WHAT OUR CUSTOMERS ARE SAYING ABOUT US
Air Conditioner Maintenance in Denver, CO, 80304
We have been Cool-Sunshine customers for 14 years. They have done all HVAC work--great and trusted contractor.
Courtesy and professionalism of our Phone Representatives:
Timeliness in responding to your needs:
Knowledge and expertise of the Salesperson:
Communication and follow-up from the Salesperson:
Courtesy and professionalism of the Installation Team:
Expertise and workmanship of the Installation Team:
Condition of the work area after job completion:
Was the warranty discussed with you? YES
Were our maintenance agreements explained to you? YES
What brought you to our company? I AM A PRIOR CUSTOMER
Please select your top 3 reasons for choosing our company:
SALESPERSON,
REPUTATION,
TIMELY RESPONSE
Cool Sunshine Heating and Cooling did an excellent job installing our two A/C units
Courtesy and professionalism of our Phone Representatives:
Timeliness in responding to your needs:
Knowledge and expertise of the Salesperson:
Communication and follow-up from the Salesperson:
Courtesy and professionalism of the Installation Team:
Expertise and workmanship of the Installation Team:
Condition of the work area after job completion:
Please select your top 3 reasons for choosing our company:
SALESPERSON,
REPUTATION,
PRICE
COMMENTS:
Cool Sunshine Heating and Cooling did an excellent job installing our two A/C units. They were very careful working in the house and around tricky landscaping outside!
WE LOVE HEARING FROM OUR CUSTOMERS
If you've had us work on your HVAC system we would love to hear from you, too.
READ THE COOL SUNSHINE BLOG
Think HVAC During Your Home Remodeling
Congratulations, you’re planning to remodel your Cherry Hills Village home! Breathing new life and comfort into your charming older home is a grand adventure, and you can count on our team at Cool Sunshine Heating and Air Conditioning to be there every step of the way to help however we can.
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Why Ductless Is the Way to Go
You deserve the most comfort at the best price in your Colorado home or business. You want reliable heating, ventilation, and air conditioning (HVAC) at reasonable prices. You want fresh, clean air so you and your loved ones can enjoy a healthy home.
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Artificial Intelligence and HVAC?
Most people do not necessarily think of artificial intelligence (AI) and heating, ventilation, and air conditioning (HVAC) systems in the same space. However, the reality is that AI is already part of many modern HVAC systems with much more potential ahead.
Read More