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Since 1946, Thomson has set the standard for linear motion components, delivering solutions to countless markets and application. Headquartered in Wood Dale, Illinois, USA, the company manufactures linear bearings & guides; electric linear actuators, ball and lead screws; ball splines; linear motion systems; precision balls; stepper motor linear actuators; and screw jacks.

Thomson BSA

Based in Fremont, California, USA, Thomson BSA has engineered and manufactured lead screws, ball screws and actuators since 1971.

Thomson Neff

Founded in 1961, Thomson Neff has engineered and manufactured ball screws, linear bearings and shafting from its facility in Wolfschlugen, Germany.

Thomson Tollo

Since 1982, Thomson Tollo has engineered and manufactured linear actuators, linear motion systems and precision linear actuators out of its Kristianstad, Sweden, facility.

API Delevan

Founded in 1947 and part of the Thomson business since 2007, API Delevan is a specialty manufacturer of coil winding technologies headquartered in East Aurora, New York.


Based in Cleveland, Ohio, USA, Nook Industries was founded in 1969 and was integrated into the Thomson business in 2021. The company manufactures screw jacks, electric cylinders, modular linear actuators, precision screws and linear guidance solutions.


An industry leading brand for more than 50 years, Harowe resolvers are manufactured by API Delevan in East Aurora, New York.

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