At Stronghold Mechanical, we are Anderson's premier HVAC company, dedicated to providing exceptional heating and cooling solutions for homes and businesses throughout Upstate South Carolina. Serving Anderson, SC and surrounding Anderson County communities including Clemson, Pendleton, Belton, Easley, Williamston, and Honea Path, our locally-based team delivers the expertise and reliability you need for complete comfort year-round.

Air conditioning installation and replacement
Furnace and heating system repair
Heat pump installation and maintenance
Indoor air quality solutions
Ductwork design and repair
Smart thermostat installation
Emergency HVAC repair (24/7 service available)
Commercial AC and heating installation
Preventive maintenance programs
Rooftop unit service and replacement
Building automation systems
Energy-efficient HVAC upgrades
Commercial refrigeration solutions
Industrial, Office, and Retail Solutions
Complete installation and replacement of commercial RTUs, ensuring efficient climate control for large footprint buildings.
Customized service contracts to reduce downtime, extend equipment life, and optimize energy efficiency for your facility.
Expert diagnostics, repair, and installation for complex hydronic systems, including water-cooled and air-cooled chillers.
Custom sheet metal fabrication and exhaust fan installation to ensure proper air exchange and code compliance.
Home Comfort & Air Quality
Fast, reliable cooling repairs and high-efficiency system replacements to keep your home comfortable all summer.
Safety inspections, tune-ups, and installations for gas furnaces and heat pumps to ensure warmth when you need it.
Breathe easier with whole-home filtration systems, humidifiers, and UV lights designed to reduce allergens and dust.
Upgrade to Wi-Fi enabled thermostats that allow you to control your home's temperature from anywhere.
We understand the importance of clarity and are here to provide answers to your most common queries.
It’s recommended to service your HVAC system at least twice a year — once before summer for your air conditioning and once before winter for your heating system.
Common signs include unusual noises, inconsistent temperatures, higher energy bills, and poor airflow.
Yes, all our technicians are fully certified, licensed, and insured to provide professional and reliable HVAC services.
With proper maintenance, most HVAC systems last between 10 to 15 years, depending on usage and brand quality.
Yes, we provide 24/7 emergency repair services to ensure your comfort is restored as quickly as possible.
We install central air conditioning systems, ductless mini-splits, heat pumps, and furnaces, customized to fit your needs.
Regular maintenance, proper insulation, using energy-efficient equipment, and setting your thermostat to optimal temperatures can help reduce energy costs.
How can I improve the energy efficiency of my HVAC system?
Regular maintenance, cleaning/replacing filters, sealing ductwork, and upgrading to a programmable thermostat can significantly improve efficiency.
Have questions about your heating or cooling system? We’re here to help. Fill out the form below, and a member of the Stronghold Mechanical team will reach out to you shortly.
