Measurex was an American company based in Cupertino, California. Measurex was one of the first companies to develop computer control systems for industry, primarily the paper-making industry. The development of the control systems included the development of control software, and development of scanning sensors to measure different properties of paper. The company was acquired by Honeywell in March 1997, at a price tag of almost $600 million. At the acquisition, Measurex had 2,250 employees in 30 countries and a revenue of $254 million.