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We stand behind our work Our team gets it right the first time! 

Frontenac Heating & Cooling Services

Excellent Workmanship & Friendly Service

As a Rheem Pro Partner and award-winning HVAC company, Anton's Air Conditioning and Heating has consistently demonstrated exemplary customer service and business practices. Our technicians are NATE certified and available 24 hours a day for emergency service. Schedule an appointment with Frontenac’s expert air conditioning and heating company.

Contact us online or call (314) 582-0745 to get started.

Frontenac AC & Heater Installation Service

We offer the most innovative technology on the market, paired with precise sizing and implementation. Our team approaches each project with your specific indoor comfort goals in mind. If your heating or cooling system is more than 10 years old, it could be time for a replacement. At Anton's Air Conditioning and Heating, we perform installations for both residential and commercial customers. We also install geothermal HVAC systems. Enjoy breathable, cleaner air with new equipment.

Reliable Repairs & Maintenance

There’s never a convenient time for your air conditioner or heater to stop working. That’s why we offer 24-hour AC and heater repair in Frontenac. If you’re experiencing any disruption to your comfort, don’t wait! We provide prompt diagnostic and repair services. Our certified technicians receive continual training to provide accurate repairs on major brands in the industry.

You can also prevent most major repairs with yearly maintenance. Preventative AC and heater maintenance improves system performance, efficiency, and longevity. Plus, our technician will check for any potential hazards that could risk your health and safety.

Choose Anton’s Air Conditioning and Heating

As leaders in the HVAC industry, our Frontenac heating and cooling technicians deliver quality workmanship and excellent results. After nearly 40 years in business, we continue to believe in the value of friendly service and great work. These are the cornerstones of our local, family-owned company.

Learn more about how we can help you stay comfortable all year long – call (314) 582-0745 today.

Our Reviews

Don't take our word for it. Find out why customers continue to choose us!
  • “Anton’s is the best A/C and Heating company I’ve ever had in the 32 yrs of home ownership.”

    - Richard H.
  • “Great Service, prompt, very friendly staff, answered all questions clearly...”

    - Max W
  • “Took time to explain what they were doing and cleaned up afterward.”

    - Susan F
  • “Wow, after years of dealing with another company, Anton’s is loads better.”

    - Todd W
  • “Thank you Anton’s for the wonderful individual attention you give to all your clients.”

    - Paula R
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Why Choose us?

  • BPI Certified Energy Auditor

    Building Professional Institute is nation's premier certification and standard-setting organization for home performance professionals.

  • Fully Stocked Trucks

    With our warehouse on wheels, we are able to service all makes and models. Savings our customers time and money.

  • Financing & Specials

    We are happy to offer financing and seasonal specials to our customers.

  • Satisfaction Guaranteed

    We don't leave until the job is done. We stand behind our work.

  • Professional & Well Trained Technicians

    Our techs are NATE certified and reliable. Providing each customer with peace of mind.

Financing Made Easy Payment plan options for services and new equipment!

We are proud to partner with a number of great companies and banks to offer our customers financing solutions that fit their needs.

  • Nexstar
  • Rheem Pro Partner
  • AEROSEAL - Duct sealing from the inside
  • BPI Certified Energy Auditor Building Analyst
  • IGSPHA- International Ground Source Heat Pump
  • Angie's List- A List
  • NATE Certified