Entegris, Inc. is a provider of products and systems that purify, protect and transport biomaterials used in the process of manufacturing, protecting and transporting semiconductor devices. Entegris operates from its headquarters in Billerica, Massachusetts. The company has about 5,300 employees in manufacturing, service center, and research facilities in the United States, Canada, Malaysia, Singapore, Taiwan, China, Korea, Japan, Israel, Ireland, Germany and France. the company seeks to help manufacturers increase their yields by improving pollution control in many key processes, including photography, wet and clean drilling, mechanical chemical planarization, thin deposition, bulk chemical processing, chip and nettal handling, shipping, testing, assembly and packaging. About 80% of the company's products are used in the semiconductor industry. Products include: Filtration products that purify process gases and liquids, as well as the surrounding environment. Fluid systems and components that distribute, control or transport processing fluids; High-performance materials and specialized gas management solutions; chip carriers and chargers that protect semiconductor chip from contamination and breakage; specialized graphite, silicon carbide, and coating.