Commercial HVAC in Knoxville, TN
Keep your business comfortable year-round
Lee Company specializes in commercial HVAC services that combine technical expertise with exceptional customer care. We help businesses of every size maintain safe, comfortable, and efficient environments that support daily operations.
Our certified team works with leading HVAC systems to deliver installation, repair, and maintenance you can depend on. With our deep industry experience, we provide cost-effective solutions that maximize performance and minimize downtime.
Industries We’ve Worked With
We provide HVAC systems that meet the operational and compliance requirements of government facilities. Our focus on energy efficiency and air quality ensures dependable performance in offices, courthouses, and public buildings.
We understand the precision healthcare spaces require. Our HVAC systems maintain stable temperature and humidity levels while protecting patients, equipment, and staff through advanced air filtration and regulation.
We develop HVAC systems that stand up to the heat, dust, and constant operation of industrial environments. Our work keeps facilities safe, efficient, and compliant with regulatory standards—all while lowering energy consumption.
From restaurants to retail, our HVAC services create reliable comfort that supports your business day in and day out. We design systems that balance performance with energy efficiency to deliver long-term value and satisfaction.
We help educational and public institutions maintain optimal comfort and indoor air quality while managing operating costs. Each system is built for durability, ease of maintenance, and sustainable efficiency.
Built on Service. Backed by Experience.
At Lee Company, we approach every HVAC project as a long-term partnership. We provide expert installation, fast repairs, and ongoing maintenance designed to keep your system operating at peak efficiency.
Our team takes the time to understand your building’s layout and needs, ensuring every solution fits seamlessly into your daily operations. With Lee Company, you gain a team that’s responsive, reliable, and committed to delivering results that stand the test of time.
Commercial HVAC Services
Keep your business powered, safe, and up to code with any of our professional commercial electrical services:
- Boilers
- Capital Replacement Planning
- Chillers
- Computer Room Air Conditioning Units (CRAC)
- Cooling Towers
- Duct Cleaning
- Duct Sealing (Aeroseal)
- Dust Collection and Pollution Controls
- Geothermal Heat Pumps
- HVAC System Diagnostics and Performance Evaluations
- Indoor Air Quality (IAQ) Installation and Maintenance
- Make-Up Air and Exhaust Systems
- Repair, Installation and Maintenance Services
- Smart Thermostat Installation and Wiring
- Test and Balancing
- Variable Refrigerant Flow (VRF) System Installation and Maintenance
Need Something You Don’t See Here?
Every building is different. Chances are, we’ve seen it before. If you have a unique request or aren’t sure if it falls under our services, we’re always happy to talk it through. Give us a call: 615.567.1000
Every building is different. Chances are, we’ve seen it before. If you have a unique request or aren’t sure if it falls under our services, we’re always happy to talk it through. Give us a call: 800.801.0901
Current Promotions
Looking to save on repairs or upgrades? We’re always adding new promotions to help you cut costs — see what’s running now!
Testimonials
“These guys went above and beyond to fix our A/C unit. We needed a part at 5:00pm on a Saturday. They had the parts store open up and fixed our system. That is service. [They] were pros and very professional.”
—Rob Ruff
One Partner for Every System.
Keeping your building operational takes more than routine upkeep. From construction and to full-service facility maintenance, we offer integrated solutions designed to improve performance, reduce stress, and help your business thrive.
Facility Management
Simplify operations with a single point of contact for all your building needs — no juggling vendors or chasing updates.
Facility Maintenance
HVAC, plumbing, and electrical solutions working together to keep your facility running smoothly.
Facility Construction
From ground-up construction to renovations, we manage every detail with precision and care.
Our Service Areas
We’ve made it easy to find out if we serve your area.
While our Home Services are available across Tennessee, Alabama, Kentucky, and Georgia, our Facility Management team supports businesses nationwide.
Visit our Service Area Finder and search your zip code to see if we’re nearby. We’d love to help you!
Schedule Your Service
Got Questions? We’ve Got Answers!
We’re here to help with whatever your home or business needs. Contact us to start the conversation.
