Engineering Great Solutions for Over 50 Years

Since its foundation in 1960, IMI STI has focused on the design, development and production of complete actuation systems for the operation of industrial valves in the most demanding applications and processes across the world.
We design and manufacture complete actuation systems, which can be fully customised to meet customer needs, applications or processes. We offer a diverse range of valve actuation products including linear and quarter turn actuators, smart positioners and a full range of accessories.

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