OSTROJ a.s. is a purely Czech company with a long tradition of manufacturing mining machines, conveyor systems and other technologies for underground work. It has been delivering projects to customers all over the world for more than 75 years and employs over 800 people on 42,000 square metres of production space.

Imports machinery and spare parts for industrial companies. Distribution of MEROBEL electromagnetic powder clutches and brakes. Repair and overhaul of all types of servo valves from all manufacturers in the world.