Solvay Chemicals has appointed Marcie Peters, Cameron Berry and Gary Waller to top positions at the company’s Houston, TX headquarters. Ms. Peters has been named vice president, supply chain, responsible for customer services and logistics. She joined the company in 1995 as marketing analyst for Solvay Polymers, Inc. and most recently served as business director, Soda Ash for Solvay Chemicals. Mr. Berry has been named business director, Soda Ash, where he is responsible for sales an...