IDEX Corporation is a global industrial company based in Northbrook, Illinois. IDEX develops, designs, and manufactures fluidics systems, optics systems, fire and rescue equipment, and other specialty engineered products. As of February 2025, IDEX operated in approximately 20 countries and had approximately employed 9,000 employees. The company is publicly traded and a component of the S&P 500 index.
History
IDEX was formed in 1988, when Kohlberg Kravis Roberts purchased several divisions of Houdaille Industries, which had recently been sold by KKR to Tube Instruments. Its first chairman and CEO was Donald N. Boyce.[2][3] The company raised $3.3 million with its initial public offering in June 1989.[4]
In May 1994, IDEX reached an agreement to acquire Hale Products, Inc., of Conshohocken, Pa., for $90 million. Hale sells fire-trucks, portable pumps, ventilation systems, and is part of IDEX's fire and safety division, which includes the Hurst "