PILLAR Corporation designs, develops, manufactures, and sells various fluid control equipment in Japan and internationally. It operates through two segments, Electronic Equipment Business and Industrial Equipment Business. The company offers fittings, pumps, and other components made from fluororesin for the semiconductor, LCD, and medical industries, mechanical seal, valve stem components, fluid control seals, and gasket products. It also provides gland packings; filters and separators; and sliding material and seismic isolation products. The company was formerly known as Nippon Pillar Packing Co., Ltd. and changed its name to PILLAR Corporation in June 2024. PILLAR Corporation was founded in 1924 and is headquartered in Osaka, Japan.