Rade Koncar - Service and repairs of electrical products is founded in 1948. Then known as company JUG it’s specialization was repairs on oil distributive transformers and electric motors. By the time of 1953 it begins with production of oil distributive transformers. In 1967, the company becomes part of Rade Koncar - Zagreb. In 1996 Rade Koncar - Service becomes independent company with private ownership by the respected and experienced management that still carries out unprecedented services. Today, Rade Koncar - Service is the biggest factory in the south-west region of the Balkans that brings excellence and efficiency to the market in the field of production, repairs and services on power and distribution transformers, electrical motors and generators, reduction and elimination of harmful ingredients PCBs in transformer oil, mid voltage and high voltage electrical components and industrial tests according to the IEC regulations.