Warren Controls, a leading manufacturer of control valves and specialty fluid handling products, is pleased to announce the addition of John Grim as the central region sales manager. Grim brings a very strong technical background to Warren Controls, including 15 years' experience as a process engineer for various companies and 15 years' experience directly selling and managing sales for industrial control and instrumentation companies. His extensive technical background will enhance the Warren Controls sales team, providing valuable insights throughout the Central Region.