Johnson ControlsJohnson Controls International is an American Irish-domiciled multinational conglomerate headquartered in Cork, Ireland,[3] that produces fire, HVAC, and security equipment for buildings. As of mid-2019, it employed 105,000 people in around 2,000 locations across six continents.[4] In 2017 it was listed as 389th in the Fortune Global 500.[5] It became ineligible for the Fortune 500 in subsequent years since it relocated its headquarters outside the U.S.[6]