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Simple Comfort and Quality in Your Workplace

Heating and Air Conditioning Solutions for Your Colorado Business

Get the heating and air conditioning solutions you need, to keep your business comfortable year-round. A-1 Heating and Air Conditioning Services is your partner in efficient, quality, HVAC service.

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Commercial Heating and Air Conditioning Services for your commercial space in Weld County

At A-1 Heating and Air Conditioning, our business goal is the same as yours- to build a base of long-term, loyal clients. That’s why we focus on providing our customers with intentional, high-quality, custom services. Our team of expert technicians is skilled and knowledgeable, with the ability to provide every commercial HVAC system with the service it requires. You can count on A-1 to always perform honest, flawless work. If we don’t get it right the first time, we keep on working until we do. That’s the A-1 way.

Professional Commercial HVAC Team


A-1 Heating and Air Conditioning is a locally owned and operated HVAC company that cares about providing the highest quality of work and building authentic, long-term relationships with businesses in Weld County. We have a seamless reputation among Colorado businesses, with proven results to back it up. If you’re looking for a heating and air conditioning company that you can count on, A-1 Heating and Air Conditioning is here for you.  


Tailored Heating and Conditioning Solutions for your Commercial Property

When selecting an HVAC company for your commercial business, you want a company that has the experience needed, to handle complex commercial HVAC issues. We have the experience needed, to service many types of commercial buildings throughout Northern Colorado. Below are a handful of (but not limited to), commercial buildings our team has diligently served for the last 50 years. If you’re a business owner and need a reliable HVAC service provider, to serve your commercial building’s specific needs, we’re the team for you.


Gyms and fitness centers are buildings with unique HVAC requirements, full of people exercising and working hard to better their physical condition. Indoor air quality and indoor comfort are top priority for these types of businesses. A-1 Heating and Air Conditioning Services will partner with you to make sure your HVAC needs are met.

Apartment Complexes

Apartment complexes have unique challenges, and configurations, to meet the requirements of each unit in the complex. A-1 Heating and Air Conditioning Services partners with building owners, property managers, or site maintenance teams to regularly maintain your HVAC equipment, and keep your apartment complex comfortable for its residents.


No matter what type of food your restaurant serves, your goal is to make great food, and create an enjoyable atmosphere for your guests. A-1 Heating and Air Conditioning Services will maintain your restaurant’s HVAC system and help you create an environment guests will return to again and again.

Automotive Shops

As an automotive shop, your biggest focus should be on servicing vehicles and keeping your customers and employees comfortable and happy. Partnering with A-1 Heating and Air Conditioning Services gives your automotive shop the best chance at maintaining a comfortable and productive environment, so you don’t have to focus on indoor comfort.

Office Complexes

When you have an office complex that houses multiple offices in a single building, there are unique requirements to ensure that each office is comfortable and has adequate ventilation. A variety of businesses in various industries can make up one office complex, or one company can have employees in each office space. It is critical for these complexes to have the proper indoor air quality, ventilation, and HVAC systems, to ensure that individual offices and shared common spaces, maintain a comfortable work environment.

Dentist Offices

Dentist offices are warm and inviting for employees and patients. During routine check-ups and extensive dental procedures, it is important to maintain a comfortable environment. A-1 Heating and Air Conditioning Services partners with dentist offices to provide regular HVAC maintenance and repairs.


A Comfortable Colorado Office All Year Round

Customer loyalty and satisfaction are top A-1 priorities. We want to create a long-term partnership with your business, by regularly maintaining your equipment and caring for all of your heating and air conditioning needs. We create unique service programs for commercial properties, such as:

Our comprehensive heating and air conditioning services include:

What our Customers are Saying:

Jeff Schreiner
Jeff Schreiner
Our AC went out and Robbie was able to come out same-day and diagnose the issue. He was really thorough and explained everything. Sadly the manufacturer dropped the ball on the order, but A-1 was very transparent and got it taken care of. Once the part came in, Robbie was back out promptly, made the repair, and our AC is back to fighting these record-breaking temps.
Kent Evers
Kent Evers
A-1 did a great job installing a/c on the house . They did a great job !!!!
Lee Ann Lovelace
Lee Ann Lovelace
I cannot say enough about the excellent service this company has!!! They are responsive and kind, not trying to just make money off of you. Thomas and Ronnie, are 2 very sweet techs that have serviced my AC. What a great business model!!!
Kendrick Bowlin
Kendrick Bowlin
The service was beyond what I was expecting. There were no hidden fee's or charges when I got my invoice. The issue was diagnosed and fixed in no time. I highly recommend this company -based on my experience-
Doug Measner
Doug Measner
The best in town. I use them for all my apt buildings. Quick to get out. Quick to get em fixed. Reasonable prices.
Fisher Landscaping
Fisher Landscaping
Aaron has been great to work with! Thank you for the Quick response time and very professional. Thank you A-1 Heating!
Meghan vernier
Meghan vernier
I would give them 10 stars if I could! We had other contractors come in and tell us we needed a whole new ac unit for $5k-$20k when our ac stopped working. A1 literally saved us thousands of dollars by fixing our ac unit and being honest about what was wrong. They are now our go to HVAC people!

Send us your heating and air conditioning questions or to set up a time for our team to come out. 

Weld County Trusted HVAC Company

We serve clients across the state from our office in
Greeley, CO. We are licensed in all of our services.

Contact A-1 Today

Send us your heating and air conditioning questions or to set up a time for our team to come out.