Materials and Technologies, Corp. (MATECH). Its charter is to create products based on innovation for the semiconductor, optoelectronics, MEMS, solar, and related industries. MATECH counts among its customers some of the most prominent companies in the world, and some of the most prestigious universities and institutions in the U.S. and abroad. It owns dozens of patents on its core technologies, such as those embodied in its WaveEtch(TM) family of wet etching tools (Linear Scan(TM) and Dynamic Confinement(TM)), and Aeris(TM) Precision Chemical Delivery and Metering systems (Positive-displacement Piston-less Pumping or P3(TM)) and RotoEtch(TM) Local Area Etching systems. MATECH also counts among its clients most of the U.S. Government research branches, as well as NASA. MATECH was responsible for the fabrication equipment and technology behind the optical elements in five NASA missions and is currently involved in a variety of other programs. MATECH is a privately held corporation headquartered in Wappingers Falls, NY.