Compare the best HVAC companies in Colorado (2025)

Compare the best HVAC companies in Colorado (2025)

We independently research Colorado HVAC pros and may earn a commission when you book through our links—at no extra cost to you.

We independently research Colorado HVAC pros and may earn a commission when you book through our links—at no extra cost to you.

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888 Heating & Air Conditioning

BBB Accredited, EPA Certified

Top-rated Denver HVAC pros. Fast, reliable service with excellent reviews.

Excellent

(4.9)

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888 Heating & Air Conditioning

BBB Accredited, EPA Certified

Top-rated Denver HVAC pros. Fast, reliable service with excellent reviews.

Excellent

(4.9)

Get a Quote

888 Heating & Air Conditioning

BBB Accredited, EPA Certified

Top-rated Denver HVAC pros. Fast, reliable service with excellent reviews.

Excellent

(4.9)

Get a Quote

888 Heating & Air Conditioning

BBB Accredited, EPA Certified

Top-rated Denver HVAC pros. Fast, reliable service with excellent reviews.

Excellent

(4.9)

Get a Quote

Elkhorn Heating, Air Conditioning, Plumbing & Electrical

Quick response for leaks, burst pipes, and urgent plumbing issues.

Family-owned, serving Denver & Littleton since 1998. Known for reliability and full service.

Very Good

(4.8)

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Elkhorn Heating, Air Conditioning, Plumbing & Electrical

Quick response for leaks, burst pipes, and urgent plumbing issues.

Family-owned, serving Denver & Littleton since 1998. Known for reliability and full service.

Very Good

(4.8)

Get a Quote

Elkhorn Heating, Air Conditioning, Plumbing & Electrical

Quick response for leaks, burst pipes, and urgent plumbing issues.

Family-owned, serving Denver & Littleton since 1998. Known for reliability and full service.

Very Good

(4.8)

Get a Quote

Elkhorn Heating, Air Conditioning, Plumbing & Electrical

Quick response for leaks, burst pipes, and urgent plumbing issues.

Family-owned, serving Denver & Littleton since 1998. Known for reliability and full service.

Very Good

(4.8)

Get a Quote

Applewood Plumbing, Heating & Electric

A+ BBB, Best Pick Certified

Family-owned since 1973. 100% satisfaction guarantee, very strong reputation in Colorado.

Very Good

(4.8)

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Applewood Plumbing, Heating & Electric

A+ BBB, Best Pick Certified

Family-owned since 1973. 100% satisfaction guarantee, very strong reputation in Colorado.

Very Good

(4.8)

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Applewood Plumbing, Heating & Electric

A+ BBB, Best Pick Certified

Family-owned since 1973. 100% satisfaction guarantee, very strong reputation in Colorado.

Very Good

(4.8)

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Applewood Plumbing, Heating & Electric

A+ BBB, Best Pick Certified

Family-owned since 1973. 100% satisfaction guarantee, very strong reputation in Colorado.

Very Good

(4.8)

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Heart Heating, Cooling, Plumbing & Electric

BBB Accredited, Team Dave Logan Vetted

Denver & Colorado Springs coverage. Consistently praised for professional service.

Very Good

(4.8)

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Heart Heating, Cooling, Plumbing & Electric

BBB Accredited, Team Dave Logan Vetted

Denver & Colorado Springs coverage. Consistently praised for professional service.

Very Good

(4.8)

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Heart Heating, Cooling, Plumbing & Electric

BBB Accredited, Team Dave Logan Vetted

Denver & Colorado Springs coverage. Consistently praised for professional service.

Very Good

(4.8)

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Heart Heating, Cooling, Plumbing & Electric

BBB Accredited, Team Dave Logan Vetted

Denver & Colorado Springs coverage. Consistently praised for professional service.

Very Good

(4.8)

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Mighty Plumbing, Heating, Air & Electric

Excellent Local Rating

Rapidly growing, multi-service company with high early customer satisfaction.

Very Good

(4.8)

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Mighty Plumbing, Heating, Air & Electric

Excellent Local Rating

Rapidly growing, multi-service company with high early customer satisfaction.

Very Good

(4.8)

Get a Quote

Mighty Plumbing, Heating, Air & Electric

Excellent Local Rating

Rapidly growing, multi-service company with high early customer satisfaction.

Very Good

(4.8)

Get a Quote

Mighty Plumbing, Heating, Air & Electric

Excellent Local Rating

Rapidly growing, multi-service company with high early customer satisfaction.

Very Good

(4.8)

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Hytek Air Systems

Team Dave Logan Recommended

Denver-based, trusted for both residential and light commercial HVAC solutions.

Good

(4.7)

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Hytek Air Systems

Team Dave Logan Recommended

Denver-based, trusted for both residential and light commercial HVAC solutions.

Good

(4.7)

Get a Quote

Hytek Air Systems

Team Dave Logan Recommended

Denver-based, trusted for both residential and light commercial HVAC solutions.

Good

(4.7)

Get a Quote

Hytek Air Systems

Team Dave Logan Recommended

Denver-based, trusted for both residential and light commercial HVAC solutions.

Good

(4.7)

Get a Quote

Doctor Fix It Plumbing, Heating & Electric

BBB Accredited

Well-known Denver brand with a broad range of home services. Good balance of reach and trust.

Good

(4.7)

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Doctor Fix It Plumbing, Heating & Electric

BBB Accredited

Well-known Denver brand with a broad range of home services. Good balance of reach and trust.

Good

(4.7)

Get a Quote

Doctor Fix It Plumbing, Heating & Electric

BBB Accredited

Well-known Denver brand with a broad range of home services. Good balance of reach and trust.

Good

(4.7)

Get a Quote

Doctor Fix It Plumbing, Heating & Electric

BBB Accredited

Well-known Denver brand with a broad range of home services. Good balance of reach and trust.

Good

(4.7)

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Fix-It 24/7 Heating & Air Conditioning

24/7 Service, BBB Accredited

Round-the-clock availability across Denver metro. Popular with homeowners needing urgent help.

Fair

(4.6)

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Fix-It 24/7 Heating & Air Conditioning

24/7 Service, BBB Accredited

Round-the-clock availability across Denver metro. Popular with homeowners needing urgent help.

Fair

(4.6)

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Fix-It 24/7 Heating & Air Conditioning

24/7 Service, BBB Accredited

Round-the-clock availability across Denver metro. Popular with homeowners needing urgent help.

Fair

(4.6)

Get a Quote

Fix-It 24/7 Heating & Air Conditioning

24/7 Service, BBB Accredited

Round-the-clock availability across Denver metro. Popular with homeowners needing urgent help.

Fair

(4.6)

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Time Plumbing, Heating & Electric

BBB Accredited

Longstanding provider in Denver. Known for prompt response and reliable technicians.

Fair

(4.6)

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Time Plumbing, Heating & Electric

BBB Accredited

Longstanding provider in Denver. Known for prompt response and reliable technicians.

Fair

(4.6)

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Time Plumbing, Heating & Electric

BBB Accredited

Longstanding provider in Denver. Known for prompt response and reliable technicians.

Fair

(4.6)

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Time Plumbing, Heating & Electric

BBB Accredited

Longstanding provider in Denver. Known for prompt response and reliable technicians.

Fair

(4.6)

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Trust Badge

Trusted HVAC services across Colorado.

Finding the right heating and cooling company shouldn’t be stressful. We connect you with Colorado’s highest-rated HVAC professionals — all vetted, reviewed, and trusted by local homeowners.

Whether you need a fast repair, a seasonal tune-up, or a brand-new system, our partners deliver reliable service backed by excellent ratings and customer care.

Service
Service
Service
Service
Service
Service
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Service

Steps

Steps

Steps

Book your service in 3 easy steps

Book Your HVAC Service in 3 Easy Steps

Easy Steps to Get Started section simplifies the process of booking and receiving HVAC services.

Fast, reliable heating & cooling solutions made simple.

Steps BG Image

1. Choose Your HVAC Service

Select the service you need — from AC repair and furnace installation to routine maintenance. Our team covers all residential and commercial HVAC needs.

Steps BG Image

1. Choose Your HVAC Service

Select the service you need — from AC repair and furnace installation to routine maintenance. Our team covers all residential and commercial HVAC needs.

Steps BG Image

1. Choose Your HVAC Service

Select the service you need — from AC repair and furnace installation to routine maintenance. Our team covers all residential and commercial HVAC needs.

Steps BG Image

2. Schedule at Your Convenience

Book online in seconds or request a same-day appointment. We’ll match you with a trusted local HVAC pro at the time that works best for you.

Steps BG Image

2. Schedule at Your Convenience

Book online in seconds or request a same-day appointment. We’ll match you with a trusted local HVAC pro at the time that works best for you.

Steps BG Image

2. Schedule at Your Convenience

Book online in seconds or request a same-day appointment. We’ll match you with a trusted local HVAC pro at the time that works best for you.

Steps BG Image

3. Get the Job Done Right

Our certified technicians arrive on time, complete the work efficiently, and leave your home or business comfortable and clean — guaranteed.

Steps BG Image

3. Get the Job Done Right

Our certified technicians arrive on time, complete the work efficiently, and leave your home or business comfortable and clean — guaranteed.

Steps BG Image

3. Get the Job Done Right

Our certified technicians arrive on time, complete the work efficiently, and leave your home or business comfortable and clean — guaranteed.

Questions & Answers

Frequently Asked
Questions

How often should I schedule HVAC maintenance?

Recommend tune-ups twice a year—spring for cooling, fall for heating.

What signs mean my HVAC system needs attention?

How often should I change my filter?

How long will my HVAC system last?

What size HVAC system do I need?

Are heat pumps worth it (and how do they work)?

Are ductless mini-splits an option?

How often should air ducts be cleaned?

Emergency/After-hours service—do you provide it?

Questions & Answers

Frequently Asked Questions

How often should I schedule HVAC maintenance?

Recommend tune-ups twice a year—spring for cooling, fall for heating.

What signs mean my HVAC system needs attention?

How often should I change my filter?

How long will my HVAC system last?

What size HVAC system do I need?

Are heat pumps worth it (and how do they work)?

Are ductless mini-splits an option?

How often should air ducts be cleaned?

Emergency/After-hours service—do you provide it?

Questions & Answers

Frequently Asked
Questions

How often should I schedule HVAC maintenance?

Recommend tune-ups twice a year—spring for cooling, fall for heating.

What signs mean my HVAC system needs attention?

How often should I change my filter?

How long will my HVAC system last?

What size HVAC system do I need?

Are heat pumps worth it (and how do they work)?

Are ductless mini-splits an option?

How often should air ducts be cleaned?

Emergency/After-hours service—do you provide it?

What Is HVAC?

HVAC stands for Heating, Ventilation, and Air Conditioning — the systems that regulate your home’s indoor comfort. From keeping you warm in the winter to cooling you down in the summer, HVAC units are essential for maintaining a safe and livable environment year-round.

Modern HVAC systems don’t just heat and cool; they also control humidity, filter air, and improve overall air quality. Whether you’re using a furnace, central air conditioning, a heat pump, or a ductless mini-split, choosing the right system can make a major difference in comfort, efficiency, and energy costs.

How Do HVAC Systems Work?

Unlike standalone heaters or window AC units, whole-home HVAC systems are designed for efficiency, consistency, and year-round comfort.

Heating: Furnaces and boilers burn fuel (gas, oil, or electricity) to create heat, which is then circulated throughout the home.

Cooling: Air conditioners and heat pumps use refrigerants to absorb heat inside and release it outside, lowering indoor temperatures.

Ventilation: Ductwork and fans move air throughout the space while filters capture dust, allergens, and pollutants.

HVAC systems work by moving heated or cooled air through ducts, vents, or direct indoor units. Each type of system uses different components:

What Do You Need to Install an HVAC System?

To get started, you’ll need:

  • Proper Sizing: A system that matches your home’s square footage and insulation levels.

  • Ductwork or Alternative Setup: Central HVAC requires ducts, while ductless systems can be installed directly.

  • Energy Source: Electric, natural gas, propane, or oil.

  • Professional Installation: Licensed HVAC technicians are required to ensure safe and efficient setup.


Before installation, it’s important to have an HVAC professional assess your home’s layout and needs.

Key Factors to Compare When Choosing HVAC Systems

Because HVAC systems vary widely, it’s important to compare providers and models carefully. Here are the top factors to consider:


  • Energy Efficiency (look for SEER, HSPF, and AFUE ratings)

  • Upfront Cost vs. Long-Term Savings

  • Noise Levels (some units are much quieter than others)

  • Maintenance Needs (filter replacement, servicing schedules)

  • Smart Features (Wi-Fi thermostats, zoning controls, app integration)

  • Warranty & Reliability

How Much Do HVAC Systems Cost?

Costs can vary significantly:


  • Furnace: $3,000–$7,500 installed

  • Central Air Conditioner: $4,000–$8,000 installed

  • Heat Pump: $5,000–$12,000 installed

  • Ductless Mini-Split: $3,000–$10,000 depending on number of units


Energy-efficient models often have higher upfront costs but lower monthly bills. Many utility companies also offer rebates or incentives for upgrading to eco-friendly systems.

How to Choose the Right HVAC System for Your Home

Just like picking the right streaming service, finding the right HVAC system comes down to your needs and preferences:


  • Climate: Cold climates often require furnaces, while milder areas may benefit from heat pumps.

  • Home Size: Larger homes may need multi-zone systems.

  • Budget: Upfront installation vs. ongoing energy bills.

  • Comfort Preferences: Do you want quick heating/cooling, ultra-quiet operation, or smart-home controls?



Comparing top HVAC brands and installers side by side can help you find the best balance of performance, reliability, and price.

Our Top 3 Picks

1

Excellent

(4.9)

Full-service HVAC company in Denver Metro

Get a Quote

888 Heating & Air Conditioning is a Denver-based contractor specializing in HVAC installation, maintenance, and repair for residential and commercial clients. Known for their reliable service, transparent pricing, and strong local reputation, they’ve become a go-to choice for Colorado homeowners.

Pros

Full range of services: heating, cooling, indoor air quality

Competitive pricing with financing options available

Cons

Service area limited to Colorado Front Range

Less focus on advanced tech-driven HVAC solutions

Get a Quote

2

Very Good

(4.8)

Trusted Colorado HVAC contractor

Get a Quote

Elkhorn Mechanical provides HVAC solutions across Colorado, handling residential and commercial installation, repair, and service. They emphasize skilled technicians, personalized service, and fast response times, making them a reliable local option.

Pros

24/7 emergency HVAC support

Expertise in both residential and commercial systems

Cons

Service area more limited compared to larger competitors

Less focus on predictive analytics or smart HVAC management

Get a Quote

3

Very Good

(4.8)

Local experts with a strong service reputation

Get a Quote

Applewood is one of Colorado’s largest home service providers, covering plumbing, HVAC, and electrical work. With decades of experience and a large local team, they are trusted by homeowners for reliable repairs, maintenance, and same-day service.

Pros

Same-day service available for urgent needs

Wide range of services beyond HVAC

Cons

Prices tend to be higher than smaller local contractors

Primarily focused on residential, not large-scale commercial

Get a Quote

Our Top 3 Picks

1

Excellent

(4.9)

Full-service HVAC company in Denver Metro

Get a Quote

888 Heating & Air Conditioning is a Denver-based contractor specializing in HVAC installation, maintenance, and repair for residential and commercial clients. Known for their reliable service, transparent pricing, and strong local reputation, they’ve become a go-to choice for Colorado homeowners.

Pros

Full range of services: heating, cooling, indoor air quality

Competitive pricing with financing options available

Cons

Service area limited to Colorado Front Range

Less focus on advanced tech-driven HVAC solutions

Get a Quote

2

Very Good

(4.8)

Trusted Colorado HVAC contractor

Get a Quote

Elkhorn Mechanical provides HVAC solutions across Colorado, handling residential and commercial installation, repair, and service. They emphasize skilled technicians, personalized service, and fast response times, making them a reliable local option.

Pros

24/7 emergency HVAC support

Expertise in both residential and commercial systems

Cons

Service area more limited compared to larger competitors

Less focus on predictive analytics or smart HVAC management

Get a Quote

3

Very Good

(4.8)

Local experts with a strong service reputation

Get a Quote

Applewood is one of Colorado’s largest home service providers, covering plumbing, HVAC, and electrical work. With decades of experience and a large local team, they are trusted by homeowners for reliable repairs, maintenance, and same-day service.

Pros

Same-day service available for urgent needs

Wide range of services beyond HVAC

Cons

Prices tend to be higher than smaller local contractors

Primarily focused on residential, not large-scale commercial

Get a Quote

Our Top 3 Picks

1

Excellent

(4.9)

Full-service HVAC company in Denver Metro

Get a Quote

888 Heating & Air Conditioning is a Denver-based contractor specializing in HVAC installation, maintenance, and repair for residential and commercial clients. Known for their reliable service, transparent pricing, and strong local reputation, they’ve become a go-to choice for Colorado homeowners.

Pros

Full range of services: heating, cooling, indoor air quality

Competitive pricing with financing options available

Cons

Service area limited to Colorado Front Range

Less focus on advanced tech-driven HVAC solutions

Get a Quote

2

Very Good

(4.8)

Trusted Colorado HVAC contractor

Get a Quote

Elkhorn Mechanical provides HVAC solutions across Colorado, handling residential and commercial installation, repair, and service. They emphasize skilled technicians, personalized service, and fast response times, making them a reliable local option.

Pros

24/7 emergency HVAC support

Expertise in both residential and commercial systems

Cons

Service area more limited compared to larger competitors

Less focus on predictive analytics or smart HVAC management

Get a Quote

3

Very Good

(4.8)

Local experts with a strong service reputation

Get a Quote

Applewood is one of Colorado’s largest home service providers, covering plumbing, HVAC, and electrical work. With decades of experience and a large local team, they are trusted by homeowners for reliable repairs, maintenance, and same-day service.

Pros

Same-day service available for urgent needs

Wide range of services beyond HVAC

Cons

Prices tend to be higher than smaller local contractors

Primarily focused on residential, not large-scale commercial

Get a Quote

Our Top 3 Picks

1

Excellent

(4.9)

Full-service HVAC company in Denver Metro

Get a Quote

888 Heating & Air Conditioning is a Denver-based contractor specializing in HVAC installation, maintenance, and repair for residential and commercial clients. Known for their reliable service, transparent pricing, and strong local reputation, they’ve become a go-to choice for Colorado homeowners.

Pros

Full range of services: heating, cooling, indoor air quality

Competitive pricing with financing options available

Cons

Service area limited to Colorado Front Range

Less focus on advanced tech-driven HVAC solutions

Get a Quote

2

Very Good

(4.8)

Trusted Colorado HVAC contractor

Get a Quote

Elkhorn Mechanical provides HVAC solutions across Colorado, handling residential and commercial installation, repair, and service. They emphasize skilled technicians, personalized service, and fast response times, making them a reliable local option.

Pros

24/7 emergency HVAC support

Expertise in both residential and commercial systems

Cons

Service area more limited compared to larger competitors

Less focus on predictive analytics or smart HVAC management

Get a Quote

3

Very Good

(4.8)

Local experts with a strong service reputation

Get a Quote

Applewood is one of Colorado’s largest home service providers, covering plumbing, HVAC, and electrical work. With decades of experience and a large local team, they are trusted by homeowners for reliable repairs, maintenance, and same-day service.

Pros

Same-day service available for urgent needs

Wide range of services beyond HVAC

Cons

Prices tend to be higher than smaller local contractors

Primarily focused on residential, not large-scale commercial

Get a Quote