Tri-K Industries: Joe Kasinski was named to the new post of chief operating officer and will continue to serve as chief financial officer. Ben Blinder was promoted to the new role of vice president, customer/supplier relations. He formerly served as marketing director. Lauren DelDotto was named international business manager, responsible for managing the international distribution network. Rachel Erasmo was named research and development chemist. She formerly served as R&D chemist with ChemAid. Michael Nicholson was hired as Midwest sales account manager. Mr. Nicholson previously served with Whittaker, Clark & Daniels as technical sales representative, Cincinnati region.