YOU CAN COUNT ON THE 
WE HAVE PROCESSES IN PLACE FOR COVID-19.
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.
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!
Great Financing Options Available
through Wells Fargo
Great Financing Options Available
through Wells Fargo
SEE WHAT OUR CUSTOMERS ARE SAYING ABOUT US
What a great experience!
Commercial Heater
We had them out to help us get our commercial heater tuned and fixed at our shop! Super quick response time, very professional, reasonable pricing, and very kind customer service from both the receptionist and the guy who came out for our call!
-Chelsea M
They treat you like family and always make sure that your taken care of!!
If we’re going to talk about; reliability, Dependability, courtesy and absolute professionalism, then we need to address Cool Sunshine and their employees! I’ve done business with Cool Sunshine many times and I will forever be a repeat customer! Whenever I have any issues with my hvac system, my first thought it always to call them! Joy and Nichole in the office are always so nice and friendly, the service guys are always extremely professional and friendly as well!! I have never had any issues with anyone from the company! They treat you like family and always make sure that your taken care of!!
Sterling C
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
Video – Replace Your Air Filter
Is your home’s air filter old and dirty? Our team wants you to know the health impact of old filters and when to replace them.
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Video – What Is Carbon Monoxide?
Carbon monoxide is a poisonous, odorless, tasteless gas. Contact us about installing a detector today in your home or office.
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How Can I Save Money on My Heating Bill This Winter?
Is your energy bill too high in the winter? Looking for ways to cut costs? Our team wants to help you save money this winter.
Read More