Licensed refrigeration and HVAC specialists serving businesses and homeowners across Tennessee. From walk-in freezers to home comfort systems, we’ve got you covered.
Gray Mechanical is a trusted provider of commercial and residential refrigeration and HVAC solutions. Whether you run a supermarket, a cold storage warehouse, or simply want a comfortable home — our skilled technicians deliver energy-efficient, cost-effective systems built to last. We’re EPA certified, fully licensed, and committed to doing every job right the first time.
We serve both commercial and residential customers. Select your category below to explore our services.
Custom installation of walk-in coolers, freezers, and large-scale refrigeration systems tailored to your facility’s needs.
Regular maintenance programs to ensure the efficiency and longevity of your equipment, reducing unexpected failures.
24/7 rapid response for refrigeration and HVAC system failures. We know downtime costs money — we respond fast.
Complete heating, ventilation, and air conditioning service — from routine tune-ups to full system repairs and seasonal maintenance plans.
Professional installation of commercial HVAC systems including rooftop units, split systems, and ductwork.
Seamless integration of refrigeration and HVAC systems for unified, optimized performance across your facility.
Upgrading systems with modern refrigerants, smart monitoring, and automation to reduce energy costs.
Tailored refrigeration and HVAC solutions designed from the ground up for your industry requirements.
Efficiency controls to reduce downtime, protect product, and streamline system management.
Flexible service agreements for supermarkets, convenience stores, distribution centers, and food manufacturers.
New heating and cooling system installation for homes of all sizes — central air, heat pumps, mini-splits, and more.
Fast, reliable repair for all makes and models of home heating and cooling systems. We diagnose and fix it right — no upselling.
Annual or bi-annual maintenance visits to keep your system running efficiently and prevent unexpected breakdowns.
Expert repair for residential refrigerators, freezers, and home refrigeration equipment. All major brands serviced.
Filtration upgrades, UV air purifiers, humidifiers, and ventilation solutions for a healthier home environment.
HVAC emergencies don’t wait for business hours. We offer emergency service for homeowners when you need it most.
From keeping your home cool in the summer to warm in the winter, Gray Mechanical brings 44 years of expertise right to your door. No job too small.
For commercial clients and homeowners alike, we bring four decades of expertise and a commitment to doing things right — every time.
Round-the-clock availability for both commercial and residential customers.
Highly trained technicians with certifications that meet the industry’s highest standards.
The latest systems, refrigerants, and smart monitoring for superior results at any scale.
Full adherence to local, state, and federal safety and environmental regulations — every job.
We explain what you need, why you need it, and give you a fair price — no surprises.
Four decades of refrigeration and HVAC knowledge — commercial and residential.
We have a long track record of delivering complete refrigeration and HVAC solutions for businesses and homeowners that depend on reliable systems.
Provided complete refrigeration solutions for cold storage warehouses, including system design, installation, and ongoing maintenance.
Installed and serviced full refrigeration systems for supermarket chains, covering multi-case display lineups, walk-in coolers, and freezers.
Installed and serviced refrigeration systems for convenience store chains, ensuring compliance, energy efficiency, and reliable uptime.
Delivered commercial HVAC installation and ongoing maintenance contracts for retail and food service facilities across Tennessee.
Provided residential HVAC installation and seasonal maintenance services for homeowners throughout the East Tennessee region.
Commercial or residential — we’re friendly and easy to work with. Reach out by phone, email, or the form below and we’ll get back to you promptly.
Phone
(865) 776-0940Address
299 Haney Branch RoadAvailability
24/7 Emergency · Mon–Fri Regular Hours