Headquartered in Portland, Oregon, Chemwest Systems, Inc. is a world leader in precision plastic components, fabrication, and services for Innovative Manufacturing Solutions for Industry. Chemwest products are an integral part of operations in many leading semiconductor fabrication facilities around the world. Designed to maximized consistency, repeatability, and safety in the manufacturing process, Chemwest products include automated systems for cleaning parts, filtering corrosive liquids, dispensing hazardous materials, and other specialized processes.