Thermal Resource Solutions (TRS-SESCO, LLC) provides exclusive representation and sales for manufacturers of commercial and industrial HVAC and domestic water equipment in North Carolina, South Carolina, and Georgia. TRS-SESCO became part of CoolSys in 2021. CoolSys is the parent company of the nation’s largest team of HVAC, refrigeration, engineering, and energy solutions businesses across North America, and is dedicated to providing premier solutions and superior quality to its customers with best-in-class service, technology and exceptional value.