Company Story
1885 - Albert Butz invents the first electric thermostat, which becomes the foundation for the company.
1906 - Mark Honeywell founds the Honeywell Heating Specialty Company in Wabash, Indiana.
1927 - Honeywell merges with Minneapolis Heat Regulator Company, founded by Albert Butz.
1934 - Honeywell introduces its first electric motor-driven thermostat.
1954 - Honeywell acquires Brown Instruments, a leading manufacturer of industrial instruments.
1961 - Honeywell goes public with an initial public offering (IPO).
1970 - Honeywell introduces its first computerized building control system.
1986 - Honeywell acquires Sperry Corporation, a leading aerospace and defense company.
1999 - Honeywell merges with AlliedSignal, creating Honeywell International Inc.
2002 - Honeywell acquires Enraf, a leading provider of tank gauging and inventory management systems.
2015 - Honeywell spins off its resins and chemicals business, creating AdvanSix Inc.