NORWALK, CT -- Arch Chemicals Inc., a global biocides company, has announced the appointment of three members of the senior management team. The new appointees are assuming the operational responsibilities of the company’s former Chief Operating Officer, Louis S. Massimo, who has left the company. They will report directly to Chairman, President and CEO Michael E. Campbell.
 
Michael Cook has been named Senior Vice President for HTH Water Products’ worldwide operations. Cook most recently served as Vice President and General Manager, Arch Industrial Coatings and previously was Director of Global Marketing for HTH Water Products.
 
Joseph Shaulson has been named Senior Vice President for Wood Protection, Industrial Coatings and Personal Care Ingredients. Shaulson will be responsible for these businesses’ global operations. He had previously served as Vice President, Strategic Development. Prior to joining Arch, he was President of Hexcel Corp.’s Reinforcements Business Unit, a $400 million global business.
 
Rick Walden has been named Senior Vice President for the global Health & Hygiene and Preservation & Protection Biocides businesses, Performance Products and Asia Pacific. A member of the Arch team since its founding, Walden had previously served as Vice President and General Manager, Industrial Biocides and Performance Products.