The Timken Company has announced the appointment of Ajay Das to the position of vice president - quality advancement. In his new role, Das is responsible for the company's quality management systems and quality assurance. Das will report to Christopher A. Coughlin, group president.

Sanjay Koul assumes position of managing director and director of manufacturing operations in India. In his new role, Koul is responsible for Timken India's operational and financial performance as well as manufacturing operations in India. He reports to J. Ron Menning, senior vice president of Asia Pacific.

Das most recently held the position as managing director and director of manufacturing for the company's business in India where he was named one of India's most valued industrial business leaders by Business World magazine in 2011. He joined Timken in 1992. During his 20-year career, he served as national sales manager for India. Das was named director of manufacturing at the company's plant in Jamshedpur, India, in 2001. He later served as director of new business development in Asia and was based in Shanghai. From 2007 to 2009, he served as general manager for wind energy based in Canton, Ohio.

Das holds a bachelor's degree in mechanical engineering from the National Institute of Technology in Jamshedpur and a master's degree in business from Xavier Labour Relations Institute in Jamshedpur.

Koul joined Timken in India in 1990 as a production engineer at the company's manufacturing facility in Jamshedpur, India. He subsequently held various leadership positions including national sales manager for the company's rail business, plant manager in Jamshedpur and general manager of Asia's supply chain based in Wuxi, China. He most recently held the position as director of manufacturing and supply chain for the company's business in Asia operating from Shanghai, China.

Koul holds a bachelor's degree in mechanical engineering from Birla Institute of Technology and Science in Pilani and a master's degree in business from Xavier Labour Relations Institute in Jamshedpur.