Profile: Alfred Heller Heat Treating is an ISO 9002 and QS9000 certified company. Our company deals with coating and plating services. We provide heat-treating services to the metal working industry. Our heat-treating process transforms metal parts and provides them with certain metallurgical qualities, such as specific hardness, ductility or spring capabilities. Our metal finishing processes provide heat-treated parts with aesthetic qualities as well as wear characteristics and corrosion protection.