PolySource, specializing in engineered resins for plastic processors, welcomes Aimee Catroppa as Technical Sales Account Manager, Chicago. Catroppa received a master's degree from Rensselaer Polytechnic and served eight years in a technical sales role at SABIC. At PolySource, Catroppa will provide value-added technical knowledge and hands-on service while leading with on-the-spot decisions. Learn more about PolySource at www.polysource.net Catroppa can be reached at [email protected]