Altra Industrial Motion Corp. engages in the designs, production, and marketing of electromechanical power transmission motion control. The company is headquartered in Braintree, Massachusetts and currently employs 9,300 full-time employees. The firm operates through three segments: Couplings, Clutches and Brakes; Electromagnetic Clutches and Brakes, and Gearing. The company manufactures a range of couplings suitable for various industrial and specialty applications. The Electromagnetic Clutches and Brakes segment products include brakes and clutches that are used to electronically slow, stop, engage or disengage equipment utilizing electromagnetic friction type connections. The Gearing segment product lines include vertical and horizontal gear drives, speed reducers and increasers, high-speed compressor drives, enclosed custom gear drives, various enclosed gear drive and gear motor configurations, and open gearing products, such as spur, helical, worm and miter/bevel gears. Its products are used to control and transmit power and torque in virtually any industrial application involving movement.