Best HVAC & Furnace Repair in Boulder

Why These HVAC Professionals?

Our goal is to connect people with the best local experts. We scored Boulder 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 41 32 20

Our Selection Criteria:

  • 1. Availability

    Consistently approachable and responsive, so customers never feel ignored.

  • 2. Qualifications

    Building customer confidence with licensing, accreditations, and awards.

  • 3. Reputation

    A history of delighted customers and outstanding service.

  • 4. Experience

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

  • 5. Professionalism

    Providing service with honesty, reliability, and respect.

ACE Heating & Cooling

ACE Heating & Cooling provides heating and air conditioning repair services near Boulder. For more than 19 years, the company has been serving residential and commercial clients throughout the city and it's surrounding communities, tackling jobs such as maintenance and repairs for radiant floor heating, central heating, radiators, and air conditioning systems. Its technicians also take on installations for new constructions. The team at ACE Heating & Cooling is fully licensed and insured.

2838 Stage Coach Trail
Lyons, CO 80540


Air Craft Heating and Air Conditioning

Air Craft Heating and Air Conditioning provide air conditioning repair services near Boulder. Its licensed, insured, bonded, and NATE certified contractor installs RUDD air conditioning systems that offer residential and commercial customers reliable, high-efficiency cooling. The HVAC company also offers air conditioning unit repairs and maintenance to extend the system's lifetime. Other services include furnace, heat pump, water heater, radiant heating, central air purifier, whole house humidifier repair, maintenance, and installation.

Lafayette, CO 80026


Armendariz Heating & Cooling, Inc.

Armendariz Heating & Cooling Inc. provides a variety of HVAC services, including air conditioner repair services, near Boulder. The company's team of certified and insured technicians also handle installation for air conditioners, ductless mini-split systems, and heating systems. Its team is available 24 hours a day to respond to emergency service requests and strives to provide honest, reliable service on every call. Armendariz Heating & Cooling Inc. has more than 20 years of experience serving commercial and residential clients.

1910 Pike Rd Ste B
Longmont, CO 80501


Efficient Systems, LLC

Efficient Systems LLC is a family-owned and operated business that provides HVAC services for business owners and homeowners in the Boulder area. The company's services include furnace component repairs, air-conditioner component repairs, and installation services for air conditioners, ductwork, and furnaces. This business was founded in 2003 and has extensive experience in all types of HVAC work. Its sales team is authorized to carry air conditioners and furnaces from several notable name brands.

Longmont, CO 80602


Go Tankless of Colorado and Pro Cool of Colorado

Founded in 1990, Go Tankless of Colorado and Pro Cool of Colorado is a locally owned and operated HVAC company that's located in Boulder. It specializes in providing its clients with energy-efficient heating and cooling systems, including tankless water heaters and evaporative cooling systems. The company also provides services for radiant floor heating, swamp coolers, integrated heating systems, and traditional furnaces. Go Tankless of Colorado and Pro Cool of Colorado is an authorized dealer for Honeywell thermostats.

Boulder, CO



Homestead is a plumbing company that provides air conditioning repair services in Boulder for clients throughout the metro area, however, it's solely focused on heating appliances. This company serves residential clients and it deploys skilled technicians to help them overcome a variety of challenges inherent to indoor heating, specifically hot water boilers and steam boilers. Aside from strict repair services, Homestead also does maintenance work to keep boilers working optimally and can completely replace units if needed.

5454 Conestoga Court
Boulder, CO 80301


Meyers Heating & Air Conditioning

Meyers Heating & Air Conditioning has been serving communities in Boulder since 1963. It helps residential and commercial clients with issues related to air conditioning, heating, and indoor air quality. Its technicians are highly trained in the installation, repair, and maintenance of air conditioners, furnaces, heat pumps, humidifiers, ventilators, air purifiers, and air filtration systems. Meyers Heating & Air Conditioning offers a HVAC maintenance program, which includes 24/7 emergency service and support.

1750 55th Street
Boulder, CO 80301


Mike LaBella Plumbing & Heating

Founded in 1955, Mike LaBella Plumbing & Heating is a family-owned and operated HVAC company providing air conditioner installation services near Boulder. It works with all brands and models, and the licensed and insured technicians install and replace complete AC systems quickly and efficiently. The company also handles 24/7 repairs, repair, and maintenance needs for air conditioning units. Other services include installation, maintenance, and repair of boilers, heat pumps, furnaces, and hot water tanks.

466 North 96th Street
Louisville, CO 80027


Norm’s Plumbing, Heating & Supply, Inc.

Norm's Plumbing, Heating, & Supply Inc. is locally owned and has been serving the Boulder community since 1968. Residential, commercial, and industrial customers all receive quality work, including furnace maintenance and repair, remodels, and boiler replacement, from this company. The company also provides installation and repair services for water heaters. Its plumbing services include drainage, fixtures, and sprinkler system installs. All of these services are provided to churches and public buildings as well.

2629 Spruce Street
Boulder, CO 80302


Service Experts Heating & Air Conditioning

With more than 36 years of experience, Service Experts Heating & Air Conditioning is an HVAC company that's based in the Boulder area. The company handles all types of heating and cooling issues, including repairs to heat pumps, furnaces, air conditioners, and ductwork. Additionally, its technicians take on installations and help with preventative maintenance. The team at Service Experts Heating & Air Conditioning is NATE-certified and the company is licensed, bonded, and insured.

1929 Nelson Road
Longmont, CO 80501


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