YOU CAN COUNT ON THE TEAM

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.

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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.

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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

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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

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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

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FREE ESTIMATES!

Schedule an estimate for a new system today!

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FREE ESTIMATES!

Schedule an estimate for a new system today!

SEE WHAT OUR CUSTOMERS ARE SAYING ABOUT US

Excellent Experience

Excellent experience. I felt that the technicians were professional, efficient, and courteous.
- Dennis K.

Gas Furnace Maintenance in Denver, CO, 80206

“Cool Sunshine installed and has maintained our heating and cooling systems for over ten years. The owners are extremely knowledgeable, and you know they are good at running their business when the "new guy" has been there for 9 years and staff are not just good at what they do, but love what they do. Can't say enough good things. Just, thank you.”

- Ken D.

Top-notch company. Courteous, professional, and got the job done efficiently. Saved $6,000.00 in rebates too. Can't be beaten!

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?
NO
What brought you to our company?
INTERNET

Please select your top 3 reasons for choosing our company:
SALESPERSON,
PRICE,
FIRST IMPRESSION

Comments: Top-notch company. Courteous, professional, and got the job done efficiently. Saved $6,000.00 in rebates too. Can’t be beaten!

-Pamela K

WE LOVE HEARING FROM OUR CUSTOMERS

If you've had us work on your HVAC system we would love to hear from you, too.

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READ THE COOL SUNSHINE BLOG

How to Reduce Dust in Your Home. Spring cleaning. Young mom dusting off coffee table and tidying up in living room while her toddler son watching cartoon on cellphone, sitting on sofa on background.

How to Reduce Dust in Your Home

February 15, 2024

At Cool Sunshine Heating & Air Conditioning, we know how important clean indoor air quality is for your home. Our team specializes in offering whole-house solutions to keep you and your loved ones healthy, comfortable, and safe throughout the year.

Read More
How Can I Make My Furnace Last Longer? Tech checking unit.

How Can I Make My Furnace Last Longer?

January 30, 2024

The average furnace lasts between 10 and 15 years. But did you know you can take steps to make it last longer? There is no shortcut or hack to increase your furnace’s longevity. 

In reality, the key is treating your Cherry Creek system with care and respect. With just a small amount of time and energy, you can ensure your furnace will live well beyond its warranty.

Read More
How to Spot a Cracked Heat Exchanger. Man coughs in his elbow while sitting on sofa at home.

How to Spot a Cracked Heat Exchanger

January 15, 2024

At Cool Sunshine Heating & Air Conditioning, we take the safety of our customers in Colorado seriously. That’s why we want you to know how to spot a cracked heat exchanger.

Read More

NEED HVAC SERVICE?

Contact the experts at Cool Sunshine.

CALL US AT 303-287-1846!