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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 Chesterfield 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 19 15 9

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.

AAA Home Services

Founded in 1970, AAA Home Services has offices in St. Louis and St. Charles. It provides HVAC repair and installation services to clients throughout the greater Chesterfield area. HVAC services include heating and furnace repairs, thermostat installation, air conditioning repair, and air duct and furnace cleaning. AAA Home Services also sells Nest thermostats and offers installation services. Service Club memberships are available in three different tiers and include priority service and discounts.

827 W Terra Ln
O Fallon, MO 63366


Chesterfield Service

Chesterfield Service is a family owned and operated HVAC appliance service provider based in Chesterfield, MO that serves the Chesterfield and West County area. Chesterfield Service has been in operation for nearly four decades. Chesterfield Service specializes in home and commercial HVAC service, maintenance, and repair for all major brands. A maintenance program is available for regular service for residential and commercial clients. Chesterfield Service also installs, repairs, and services heat pumps, furnaces, humidifiers, and many types of household appliances. Chesterfield Service has received praise from its clients for its professionalism, fair pricing, responsiveness to inquiries, and quality of the work.

Chesterfield, MO 63005


DEKA Service

DEKA Service in Fenton, MO is proud of its years providing residents of the surrounding communities with the highest quality heating and cooling services. The company serves both Missouri and Illinois customers in the St. Louis region. Technicians at DEKA have more than 20 years of experience in commercial and industrial mechanical systems, including refrigeration, chilled and hot water, steam, ventilation, filtration, and compressed air. The company employs factory-certified AERCO Boiler technicians ready to tune up and repair AERCO Boilers. Among the many brands DEKA repairs are York, Guardian, Bryant, Trane, American Standard, Lennox, Goodman, Amana, Kenmore, LG, Fujitsu, and Sharp.

Fenton, MO 63026


Engineered Solutions

Engineered Solutions Heating and Air Conditioning, LLC focuses on solving HVAC issues for clients in St. Louis and its surrounding communities. With more than 30 years of experience, owner Thomas Hoffmann staffs his company with highly-skilled HVAC technicians skilled in improving energy efficiency, diagnosing critical air quality problems, and installing state-of-the-art tech for new construction builds and redesigns. Engineered Solutions also offers free estimates and consultations on repair and maintenance. Past accomplishments include the successful installation of a $4.2 million HVAC system for the Jennings School District as well as a design-and-installation job for Lindell Bank that cut energy costs by more than 40 percent.

St. Louis, MO 63131


Future Aire

Future Aire is a professional HVAC company located in Eureka, Missouri that serves clients in the surrounding Washington, West County, and South County metropolitan areas. An Accredited Business with the Better Business Bureau, the company services all major brands of HVAC equipment. Future Aire is a member of the Air Conditioning Contractors of America, is certified by Aprilaire, and employs technicians certified by North American Technician Excellence. A Factory Authorized Dealer of Carrier products, the company offers clients such services as heating and air conditioning repair, maintenance, and installation as well as indoor air quality services, custom sheet metal fabrication, and more.

Eureka, MO 63025


Hely Heating & Air Conditioning

Hely Heating & Air Conditioning Co. is a family-owned, fully licensed and insured HVAC contractor that has been serving St. Lois, MO and the surrounding area for over five decades. Hely Heating & Air Conditioning Co. specializes in professional air conditioning installations and repairs and central air condition maintenance and repair services. They are experts in Seasonal Energy Efficiency Ratings, geothermal systems, and ductless split systems and wall units. Hely Heating & Air Conditioning Co.’s customers speak highly of their friendliness and fast response times. They praise their honest and affordable prices for the efficient and high-quality repairs and services they offer.

62 Gravois Rd
Fenton, MO 63026


Holiday Heating & Cooling

Holiday Heating & Cooling is a Ballwin family-owned business that has been serving commercial and residential customers for more than 51 years. Areas the business serves include Saint Charles, Fenton, Wildwood, Clayton, Kirkwood, Webster Groves, Fenton, Manchester, St. Louis, Chesterfield, Ellisville, Clarkson Valley, Ladue, Sunset Hills, Winchester, Creve Couer, St. Louis County, Des Peres, and Ballwin. Holiday Heating & Cooling provides services including air conditioning installation, repair, service, replacement, and maintenance, furnace installation, repair, service, replacement, and maintenance, home audits, HVAC repair, indoor air quality systems, and service agreements. The business is an EPA Lead-Safe Certified Firm, is NATE certified, and is a Dave Lennox Premier Dealer. Holiday Heating & Cooling is accredited by the Better Business Bureau and has an A+ rating.

McQuerry's 24 Hour Heating and Air

McQuerry's 24 HR Heating & Air is an HVAC contractor serving St. Louis, MO and the surrounding areas. They make homes comfortable all year round with the excellent craftsmanship and top-notch customer service that they provide. Their services include heating repair, installation and maintenance, heat pumps and furnace repairs along with air conditioning repair, installation, and maintenance. For indoor air quality, they handle tasks pertaining to air duct cleaning, humidifiers, air purifier and blown-in installation. McQuerry's 24 HR Heating & Air is the only provider of the HVAC smart chip that helps their customers save energy and money.

Wildwood, MO 63038


Scott-Lee Heating Company

Scott-Lee Heating Company of St. Louis, MO is a full-service HVAC company serving St. Louis and the surrounding area. The company has been assisting residential and commercial customers since 1978 and has an A+ rating with the Better Business Bureau. Scott-Lee can install, repair and maintain air conditioners, furnaces, heat pumps, and geothermal systems. The company can also install home comfort zone systems and thermostats, as well as mini-split systems. Scott-Lee helps commercial customers with custom metal work and installation, pipefitting, and mechanical services, in addition to HVAC installation and repair. The company offers online discounts and links to rebates from HVAC manufacturers. 24/7 emergency service is available.

St. Louis, MO 63128


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