ENTRON Controls Group, consisting of ENTRON Controls, LLC, B.F. ENTRON LTD., and ENTRON de México S.A. de C.V., is a manufacturer of AC, DC, and MFDC resistance welding controls. Established in the early 1970s, ENTRON provides microprocessor-based solid state welding controls for automotive, appliance, consumer, electrical, and industrial applications. The company acquired the British Federal Electronics Division in 2002, forming BF Entron, Ltd., known for integrating welding controls into automotive manufacturers like Chrysler, Ford, and GM. In 2015, ENTRON expanded to Mexico with ENTRON de México S.A. de C.V., offering manufacturing, repair services, and resistance welding training. ENTRON supplies weld controls to global manufacturers of industrial and consumer goods, including metal structures, containers, appliances, and furniture for commercial and residential use.