Reliable HVAC Service for Every Colorado Season

Give your home a passing grade in comfort with A Plus Heating & AC, Northern Colorado's trusted local HVAC service and installation team!

Comfort is a Call Away!

HVAC Maintenance

Great Value for year-round comfort

Residential HVAC Service

Heating & aC System repairs

Air Filtration Systems

Breathe easier at home

HVAC System Installation

Upgrade to the most efficient system

Trusted by Hundreds of Happy Homeowners

      
 Excellent5.0444 reviews
 5.0
 Excellent444 reviews
  Write a review 
 
 
 
   
 
 
      Posted on Google  
   
   Daisy Riesberg 
 17 October 2026
 
 
 Trustindex verifies that the original source of the review is Google. Zach was extremely thorough and showed great attention to detail. He took the time to explain everything I needed to know about properly caring for my furnace, including what I should and shouldn’t do to keep it running efficiently. I really appreciated his patience, knowledge, and willingness to educate me rather than just complete the job. His professionalism and quality of work were outstanding! I highly recommend Mitch and his team. A job very well done!
  
 
     Posted on Google  
   
   Scott Oetting 
 17 October 2026
 
 
 Trustindex verifies that the original source of the review is Google. Mitch was very good - great at problem solving to ensure that the furnace was in the best working order as possible.
  
 
     Posted on Google  
   
   Paul Phillips 
 16 October 2026
 
 
 Trustindex verifies that the original source of the review is Google. The technician came back to replace some PVC pipe that was leaking from another companies original install. Thank you Zack for finding and Repairing/Replacing it promptly and properly! Very satisfied!
  
 
     Posted on Google  
   
   Linda Krier 
 15 October 2026
 
 
 Trustindex verifies that the original source of the review is Google. Grant was great - knowledgable, explained things well, made good suggestions.   He inspired my confidence.
  
 
     Posted on Google  
   
   Danny Secrest 
 14 October 2026
 
 
 Trustindex verifies that the original source of the review is Google. Michael did a great job determining the problem with my heating system.
  
 
     Posted on Google  
   
   Mike Goeser 
 14 October 2026
 
 
 Trustindex verifies that the original source of the review is Google. Grant came to perform HVAC and humidifier maintenance and did a great job!  Very professional and great service!  Thanks a lot.
  
 
     Posted on Google  
   
   Matthew Regenie 
 13 October 2026
 
 
 Trustindex verifies that the original source of the review is Google. Zach came out and talked us through options to cool down our older two story home in Fort Collins and was very knowledgeable and honest on the best option for us.
  
 
     Posted on Google  
   
   Alyssa G 
 13 October 2026
 
 
 Trustindex verifies that the original source of the review is Google. Michael and the guy he was training, sorry I don’t remember his name did a great job, they text us to let us know they were on there way. They  were on time, and very polite. They cleaned the coils and did all the other inspections on our furnace .
  
 
     Posted on Google  
   
   Ann McNeeley 
 13 October 2026
 
 
 Trustindex verifies that the original source of the review is Google. As always, A Plus Heating & A/C serviced our furnace & did a complete thorough inspection.
Highly recommend them.
  
 
     Posted on Google  
   
   Alexandra Millsap 
 13 October 2026
 
 
 Trustindex verifies that the original source of the review is Google. Very knowledgeable!!

HVAC Repairs, Tune-Ups, and Upgrades

Northern Colorado's wild weather presents your HVAC system with a stubborn test all year long. Luckily, you can ace it with A Plus Heating & AC! There's no need to stress about faulty heating or AC, and don't let high energy bills pile up any longer! Our local HVAC professionals specialize in preventive maintenance, AC/furnace tune-up services, and energy-efficient upgrades in Berthoud and across Northern Colorado. Hundreds of local homeowners have relied on A Plus Heating & AC for residential HVAC services, and we are proud to have provided them all with 5-star service.

Call in the A Plus team today and get a free estimate for:

Ask about our special discounts for seniors and military members!

Trusted HVAC Service From a Licensed and Insured Company

Our local HVAC services are highly recommended for a reason. Clients trust us because:

We give back to the community
We work on all makes and models
We follow standards set by the EPA
We have years of specialized experience
We provide exceptional customer service

We're proud to be distributors of AprilAire and Lennox products. Contact our team now to learn more!

Schedule Your Service

Value-Packed HVAC Maintenance

Preventive HVAC maintenance is the secret to a reliable comfort system. Those who sign up for our membership plan will get routine scheduled maintenance all year long to keep your system performing at its best, plus the following benefits:

Priority service
15% off future repairs
Biannual maintenance visits
10% off all air quality products
$50 credit for every year enrolled

With A Plus Heating & AC, it pays to be a loyal customer! Keep your existing system running at optimal efficiency while you stockpile membership credits toward the purchase of a new comfort system!

Service Areas

Berthoud, Johnstown, Greeley, Windsor, Fort Collins, Loveland, Mead, Longmont, and Timnath

A Plus Heating & AC Owner Named One of NOCO Style’s 30 Under 30

A Plus owner Zach Karre has been recognized as one of NOCO Style’s "30 Under 30" honorees!

At A Plus Heating & AC, we take pride in serving Northern Colorado with integrity, craftsmanship, and care, and we’re thrilled to see Zach’s leadership and dedication celebrated within our community. The 30 Under 30 award honors young professionals who are shaping the future through innovation, service, and hard work, values that lie at the heart of everything we do.

From mentoring students through our Roosevelt High School apprenticeship program to supporting local initiatives, we’re passionate about investing in the next generation of skilled tradespeople. Congratulations to all the incredible individuals recognized this year. You inspire us to keep raising the bar for excellence and community service every day.

Read the full interview

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