Honeywell International Inc. Honeywell International is a publicly traded U.S. company founded in 1906 and headquartered in Morris Township, New Jersey. Honeywell began its career in the defense industry during World War II with the production of aerospace products, and now has operations in consumer electronics, specialty materials, aerospace systems, and engineering services. In the 2013 World 500 ranking, Honeywell International was ranked 287th.