For more than 30 years, Electronic Technologies Corp. has engineered, installed and modernized refrigeration, HVAC and lighting control systems for commercial and industrial facilities. Based in Bel Air, the company also develops GAMS+ for remote refrigeration monitoring and maintains an extensive inventory of legacy Danfoss and EIL/ECI parts—an unusual bridge between aging control systems and current energy-management technology. Its work spans custom refrigeration design, facility controls and support for supermarkets, warehouses and pharmaceutical facilities.