Vigon International Inc.: tapped Ken Wiecoreck as chief operating officer. In his new position, Wiecoreck will provide direct leadership of operations, including manufacturing, logistics, IT, human resources and customer service. He will also continue operational process improvement and assist in organizational strategy. Wiecoreck joins Vigon with 25 years of experience in purity-critical manufacturing industries and was most recently the vice president of operations for American Spraytech, an aerosol manufacturer primarily for the personal care and pharmaceutical industries. At the start of his career, Wiecoreck held positions at The Dow Chemical Company and Union Carbide Corporation.