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Best HVAC / Furnace
Repair & AC Repair in

Why These HVAC Professionals?

Our goal is to connect people with the best local experts. We scored Greeley HVAC Professionals on more than 25 variables across five categories, and analyzed the results to give you a hand-picked list of the best.

Reviewed Curated Top Picks 30 20 7

Our Selection Criteria:

  • 1. Reputation

    A history of delighted customers and outstanding service.

  • 2. Credibility

    Building customer confidence with licensing, accreditations, and awards.

  • 3. Experience

    Masters of their craft, based on years of practical experience and education.

  • 4. Availability

    Consistently approachable and responsive, so customers never feel ignored.

  • 5. Professionalism

    Providing service with honesty, reliability, and respect.

Comfort by Nature

Comfort by Nature is a Greeley HVAC team with almost 120 years of combined experience in the field. Services cover installs and repairs of efficient residential heating and cooling systems, commercial HVAC services including for chillers and boilers, eco-friendly geothermal systems, and energy saving plans for full tune-ups, improved capacity, 24-hour service, and other benefits. Comfort by Nature is fully licensed, bonded and insured, employs NATE as well as IGSHPA-certified technicians and installers, features Certified GeoExchange Designers, and is also a member of the American Society of Heating, Refrigerating and Air-Conditioning Engineers. The company is certified by the EPA and licensed by the Colorado Division of Water Geothermal Loop as well, and customers can ask about financing options.

Greeley, CO 80634


Greeley Furnace Company

Greeley Furnace Company has been installing and repairing HVAC systems in Greeley for 60 years. Services for residential and commercial customers include installs, repair, replacement, and maintenance of heating and cooling systems, thermostats, mini-splits, water heaters, radiant floor heating, indoor air quality solutions, and geothermal units, and all techs are NATE-certified and complete weekly training as well. Clients can also ask about financing options and benefits of the group's maintenance plans. The company boasts over 70 years of combined experience in the HVAC field, and the owner previously worked as a Regional Business Director with the refrigerant company ICOR and holds certifications from DDC controls, the Building Performance Institute, the North American Technician Excellence, and the National Comfort Institute as well.

Greeley, CO 80631


Lemons Heating & Cooling

Lemons Heating & Cooling is an HVAC group serving the community of Greeley. The licensed team specializes in geothermal heating and cooling systems with installs, repairs, service, and ongoing maintenance for both residential and commercial clients, and interested parties can read up on geothermal technology on the company's site. Technicians also handle humidifiers, air filter systems, programmable thermostats, and 24-hour service, and additional products and services cover duct cleaning, air conditioners, hot water heaters, electrical and gas furnaces, and evaporative coolers. Crews can also help customers assess their energy usage, increase system efficiency, and reduce monthly utility bills. Lemons Heating & Cooling employs an HVACR Technician certified by the North American Technician Excellence, and customers can ask about products approved by Energy Star.

M.D. Heating & Air, Inc.

M.D. Heating & Air, Inc. is a Greeley HVAC company backed by over 25 years of combined experience in the field. Company services include installs, upgrades, maintenance, and repairs of heating, ventilation, and air conditioning systems for both residential and commercial clients, and the team can work on most makes and models, can handle full design-build services, and can work on commercial kitchens as well. Customers benefit from high-efficiency equipment for lower energy usage and decreased operating costs, competitive pricing on all services, timely results, and knowledgeable techs for everything from small repairs to complex projects. M.D. Heating & Air is fully insured, offers free estimates, and carries HVAC products from Lennox, Carrier, and Amana. Weekend service is available by appointment as well.

McCreery & Sun Of Colorado

McCreery & Sun Of Colorado offers HVAC services in Greeley. Commercial and residential customers rely on the group for the installation, repair, maintenance, and replacement of boilers, furnaces, air conditioners, radiant heating, heat pumps, ductless mini–split systems, forced–air centralized systems, and other heating and cooling products. All techs are certified by NATE, financing and payment options are available, and additional services cover solar water heaters, tankless water heaters, solar heating, solar roof panels and repairs, and design-build for commercial clients. Crews can also help with numerous available indoor air quality products, thermostats, and zone control systems. McCreery & Sun Of Colorado is a member of the Greeley Chamber of Commerce, holds an A+ rating with the BBB, and offers 24/7 emergency service. Discounts are also available for military personnel and senior citizens.

Mountain States Mechanical

Mountain States Mechanical is an HVAC company serving the area of Windsor. The locally owned and operated business handles installs, service, and controls for heating and cooling systems, and company techs can work on all makes and models of air conditioners, furnaces, boilers, air handlers, evaporative coolers, in-floor radiant heat, and packaged rooftop units. Additional products covered include exhaust fans, air filtration systems and humidifiers, water heaters, radiant tube heaters, and cooling for computer/server rooms, and the company employs Comfort Specialists certified by the EPA and the North American Technician Excellence. Clients have access to planned maintenance agreements as well for long-lasting and efficient HVAC systems, and Mountain States Mechanical holds an A+ rating with the Better Business Bureau.

Shipp's Plumbing and Heating

Shipp's Plumbing and Heating brings 20 years of experience to HVAC clients in the Windsor area. The group specializes in hot water radiant heat, and other services include the installation and service of heating systems, repairs for all makes and models of boilers and furnaces, and tankless, gas, and electric water heaters as well. Customers can also rely on the team for plumbing installs and service, drain cleaning, and preventative maintenance, and crews work on both new constructions and remodeling projects. Shipp's Plumbing and Heating is licensed and insured, features 24-hour service, and offers free estimates as well as guaranteed quality and service on all work. Clients appreciate upfront pricing on projects, and interested parties can ask for references from past satisfied customers.

Windsor, CO 80550


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