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About Us

About Cosby Heating & Cooling

At Cosby Heating & Cooling, we have proudly provided the best heating and cooling services in Knox County and the surrounding Ohio area since 1982. We’re proud of our years of service and look forward to helping you with your air conditioning and heating needs.

Our highly skilled technicians can troubleshoot, diagnose, and recommend what’s best for you based on your individual needs. You can count on Cosby Heating & Cooling to provide you with a system solution that fits your home and your family’s needs. Whether your goals are energy efficiency, addressing allergies, dust, or irritants in the air, or having a state-of-the-art system with affordable monthly payments, we are here to serve you. We’ve got a reputation for being thorough in solving problems and installing reliable well-manufactured systems in the area.

We’re your one-stop shop for heating and cooling needs. We are proud to offer services in and around Ohio communities such as; Bellville, Butler, Centerburg, Coshocton, Danville, Fredericktown, Gambier, Howard, Johnstown, Lexington, Loudonville, Mt Vernon, Utica, and Wooster. Call us today and “Make Your Home A Cosby Home!”

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Cosby owners sanding in front of cabinet of awards

We know what it means to serve you and your family. At Cosby Heating & Cooling, we understand we must gain our community’s trust and provide five-star service. For over three decades, we have gained a reputable review from our customers for doing the job right the first time.

We have a team of HVAC specialists who are certified and trained in heating and air conditioning and a customer care team eager to serve you. Our response time is quick and our trucks are fully stocked and ready to go.

Additionally, our company is licensed and bonded and offers furnace and air conditioning services, including installation, repair, and maintenance. We are also a reputable Bryant Factory Authorized Dealer and boast excellent ratings with BBB, NATE, and Knox County Chamber of Commerce.

Why Cosby Heating and Cooling?

Help with selecting an energy-efficient heating and air conditioning system that meets your comfort preference and lifestyle.

Costless consultations from the comfort of your home with one of our HVAC technicians.

Proper sizing of the equipment to meet the unique needs of your home.

Full factory warranties on all equipment and labor.

A convenient way to pay for your installation through our flexible financing options, subject to credit approval.

Emergency Services Available.

Cosby Heating & Cooling

At Cosby Heating & Cooling, we are known for our servicers’ capabilities and professionalism. We deliver the best solutions that fit each unique need and do it promptly. Some of the services available to our Mt. Vernon, OH customers include but are not limited to:

  • Preventive maintenance
  • New installation of needed systems
  • Repair services
  • Sheet Metal fabrication
  • Indoor air quality
  • Duct sealing
  • Annual service agreements
  • Water Heater replacement
Cosby office staff and service techs

Book Your AC Repair Today!

At Cosby Heating & Cooling, our customer’s needs come first. Contact us through our office line or visit our website to learn more about the services available to you.


We Proudly Service Knox County and Surrounding Areas

  • Bellville, OH
  • Butler, OH
  • Centerburg, OH
  • Coshocton, OH
  • Danville, OH