Emerald Specialties Group, a business group of Emerald Performance Materials, appointed Tommy Ackerman as senior sales representative for FOAM BLAST defoamers, Masil silicones and Hilton Davis pigment dispersions, in Indiana, Kentucky, Michigan, Ohio, Pennsylvania and Tennessee. In this role, Ackerman will be responsible for garnering new sales and developing and maintaining customer relationships Ackerman has more than 30 years of experience in specialty materials with a special focus on pai...