S.T.M began in 1976, representing the start of a small company that is today an important reference point in the mechanical transmission field.
In 1998 S.T.M. achieved ISO 9001 Certification, with the aim of granting a good quality system for the different market needs.
Today, S.T.M., using modern design systems and high-tech production machineries (working centres, gear cutters, and sophisticated grinding centres), can offer a wide range of speed reducers, electric motors, mechanical and electronic variators.