Solvay Chemicals: William T. Barnes was appointed business director, persalts and special products, responsible for leading the business management team in the U.S. Mr. Barnes previously served as vice president of human resources, regulatory affairs and purchasing, Solvay Interox. Marcie Peters was named business director, soda ash, North America. She formerly served as marketing manager, Solvay Minerals. Christopher Reichert was named business director, hydrogen peroxide, North America. Mr. Reichert formerly served as business manager, electronic grade hydrogen peroxide business, Solvay Interox. David Henry was named director of sales in North America, responsible for Solvay Minerals and Solvay Interox companies.