Welcome to Allen Norris HVAC LLC, Cumming, GA's top HVAC experts. Specializing in air conditioning and heating repair, installation, and maintenance, they are committed to optimal year-round performance of your systems. Proudly serving Cumming, Alpharetta, Suwanee, Dawsonville, Buford, and the greater Atlanta area, they offer unparalleled furnace repair and replacement services.

Atlantic Chemical & Equipment Co., is an Atlanta-based HVAC equipment manufacturer, offering a complete range of chemical treatments for use in the HVAC/R markets. Products offered include coil cleaners, refrigeration oils, aerosol products, IAQ products, condensate repair products, refrigerant line flushing/acid removal and many more.

DiversiTech Corporation is North America’s largest manufacturer of equipment pads and a renowned manufacturer and supplier of components and related products for multiple industries, including: HVACR, electrical, consumer hardware retail, electrical utility, automotive retail and pool and spa channel.

Finder Relays is a global manufacturer of control panel components, relays, timers, power supplies, PCB relays, liquid level, fans, thermostats, heaters, contactors.

The North American Electric Reliability Corporation (NERC) is a not-for-profit international regulatory authority whose mission is to assure the reliability and security of the bulk power system in North America. NERC develops and enforces Reliability Standards; annually assesses seasonal and long‐term reliability; monitors the bulk power system through system awareness; and educates, trains, and certifies industry personnel.

Thermal Gas System is the manufacturer and seller of 24x7 monitoring systems for refrigerant leaks, oxygen depletion, CO for parking or fleet facilities, using the latest photoacoustic infrared and CMOS options.