John’s Heating, Cooling, and Appliance Repair are a licensed HVAC and Commercial Refrigeration company, specializing in heating and air repair, air conditioning installation, walk-in cooler and freezer service, and Sub-Zero/Wolf appliance repair. With 28+ years of experience, they provide same-day service for homes, restaurants, commercial kitchens, and medical facilities across South Metro Atlanta.

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.