Kansas City, Mo. — Rough plumbing manufacturer, Sioux Chief, is pleased to announce the appointment of Michael Foster and Mike Stallings as National Sales Directors, responsible for National Accounts, Buying Groups and Industry Associations. Michael Foster joined Sioux Chief after serving his country in the United States Army. Since his start in 1989, he has held positions in product development and most recently served as a Regional Sales Manager. Mike Stallings has 30 plus years of industry experience and joined Sioux Chief in 2001 and most recently served as a Regional Sales Manager. Sioux Chief is also pleased to announce that Kirk Livernash has been promoted to Regional Sales Manager for the West Coast. He has been with Sioux Chief since 2007. Kirk most recently served as the Factory Representative in Nevada and Southern California.