Rely on A-1 Heating & Air Conditioning Services to provide solutions for all of your home and business indoor comfort needs.

Our Services

service membership

Trust A-1 to provide the best services for your heating & air conditioning needs. Let us show you what we can do to help keep you comfortable.

Air Conditioning


Whether it is commercial or residential,
A-1 can install and service your new conditioner with no hassle. Learn how we can help you today.

Maintenance Plan

Ask about our energy savings memberships! We have Residential & Commercial programs—choose whichever is most applicable to you.

“Affordable Comfort You Can Count On!”

A-1 Heating and Air Conditioning Services, located in Greeley, CO, is a full service HVAC company serving Northern Colorado since 1969. We offer residential and commercial services and provide remodels, complete service, and repair. Mobile modular homes are included. Our factory trained technicians are NATE certified and dedicated to each and every job.

Our services include the following:

  • Furnace installation, maintenance, & repair
  • Air conditioning installation, maintenance, & repair
  • Remodeling as necessary for installation and service
  • Parts and support for do-it-yourselfers
  • Boiler maintenance & repair
  • Ventilation maintenance & repair
  • Fireplace maintenance & repair
  • HVAC contracting
  • Duct Cleaning
  • Residential hot water heater replacement 

Are you tired of searching for a solution to your allergies and asthma problems? A-1 can give you tips to help with allergies, asthma, and other respiratory illnesses. Call for a free in home inspection.

Servicing All of Greeley & Surrounding Areas

We provide 24-hour service for your convenience.

Call A-1 Heating and Air Conditioning Services today for all of your indoor comfort needs.

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A1 Heating & Air Conditioning Services, Inc.

107 N 23rd Ave
Greeley, Colorado 80631
(970) 352-3500