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Comprehensive Commercial Air Conditioning & Heating Services

Grissom Heat & Air has been proud to provide commercial HVAC services for businesses throughout Knoxville, TN for nearly 40 years. We help our community’s businesses stay comfortable and safe for their employees and customers alike. Our dedication to honesty, affordability and hard work make us stand out as Knoxville’s go-to commercial HVAC service provider. We guarantee our work to be 100% satisfactory. Our services also include emergency 24/7 repairs, so your operations never have to worry about your heating or air conditioning breaking down in the middle of the day or a particularly busy shift. Learn about our commercial HVAC services and how we can help you keep your building comfortable and safe at affordable prices. Contact us today to schedule your service.


Water Heater Services in Knoxville, TN


How long has your building’s furnace been installed? Have you noticed you have to call for repairs more often? Modern furnaces run more efficiently, are quieter, and require fewer maintenance and tune-up services than more dated systems. We can help you find the right heating solution for your commercial property and install it for you. We consider your building’s size, space, and budget.


Your heating system requires routine HVAC maintenance to run properly and avoid possible breakdowns and repairs. Additionally, a well-maintained furnace also runs more efficiently, reducing your company’s energy bills, and can also run quieter. This helps especially in the winter, where energy bills can reach exceptionally high prices.


If your heating unit stops working in the middle of the winter, it can be more than an inconvenience. We provide emergency heating and furnace repair throughout Knoxville to help keep you and your company warm and safe throughout the winter. Your employees and customers will benefit from a reliable heating system.

Air Conditioning

HVAC Installation Services in Knoxvile, TN


Keep your commercial building cool and comfortable this summer with a brand-new air conditioner installed by our expert team. We help you select the right air conditioner unit that works for your company and your budget. New units run more efficiently, saving you money on energy bills in the long run.


Make sure you schedule routine, yearly maintenance on your air conditioner to avoid possible breakdowns and high energy bills due to inefficient operation. By working with us, you can enjoy peace of mind that your air conditioner won’t break down in the middle of the summer heat.


If your air conditioner does happen to fail, give us a call. We provide quick, affordable, and efficient air conditioner repairs on all makes and models throughout Knoxville. A broken air conditioner in your building can halt production until it’s fixed. It’s important to schedule your repair as quickly as possible. We’ll be there for you.

Contact Us Today!

At Grissom Heat & Air, we have nearly 40 years of expertise serving Knoxville commercial properties. We’ve never met an issue with our commercial or residential HVAC customers we haven’t been able to solve. Our team is licensed, bonded, and insured to provide you with the very best when it comes to your business’s comfort and safety. We work with state-of-the-art tools, and our technicians come from years of training and experience. Whether you’re looking to install a new air conditioner or you need maintenance scheduled on your furnace, give us a call.


Call Grissom Heat & Air at (865) 922-9401!