MICROEL was founded in  1978 with the primary objective to serve "the microprocessor user's needs" , i.e.: to distribute a range of products filling up the gap between the analog world (transducers) and digital world (microprocessor).

SOLUTEC was founded in 1994 with the goal to act as a specialist in power conversion technology.

CATS was created in 1989 as an holidng company. In september 2002, Microel and Solutec have been transferred to their parent company CATS.