Nabtesco

 is a Japanese engineering company that specializes in gearboxes, rotors, motors and robotics.
History.
The company was founded in 2003 and has several subsidiaries.
In 2010, the company acquired the Business Segment Door Automation division of the Swiss company Dormakaba.
Management.
Since 2017, Kazuaki Kotani has served as chairman and Katsuhiro Teramoto has served as president of Nabtesco. 
Products.
The company manufactures harmonic drives, railway brakes and platform screen doors.
Marine control systems