Engineered Sales Corporation Esc

Engineered Sales Corporation (ESC) provides integrated sales, marketing, and business services for EBTRON and GreenTrol Automation — two leaders in HVAC airflow measurement and control. In addition to supporting its family brands, ESC is also an authorized reseller for complementary HVAC products and technologies, including TELAIRE and the TAMCO AIR IQ series dampers. With a focused portfolio of trusted instrumentation — including airflow measurement devices, CO₂ and IAQ sensors, occupancy counters, and damper control solutions — ESC helps engineers, contractors, OEMs, and building owners deliver smarter, healthier, high-performance buildings. Headquartered in historic Old Town Rock Hill, South Carolina — just south of Charlotte — ESC supports a global network of more than 80 manufacturers’ representatives, distributors, and OEM partners. Our team includes experienced sales managers, application engineers, and marketing specialists dedicated to supporting our reps and customers across the industry.