Johnson Controls International plc specializes in smart buildings, offering a portfolio of building technology, software and services. The Company's segments include Americas, EMEA and APAC. The Company is engaged in engineering, manufacturing, commissioning and retrofitting building products and systems, including residential and commercial heating, ventilating, air-conditioning (HVAC) equipment, industrial refrigeration systems, controls, security systems, fire-detection systems and fire-suppression solutions. The Company also serves customers by providing technical services, including maintenance, management, repair, retrofit and replacement of equipment (in the HVAC, industrial refrigeration, controls, security and fire-protection space) and energy-management consulting. Its OpenBlue digital software platform enables enterprises to manage their physical spaces. The Company serves various industries, including healthcare, schools, data centers, airports, stadiums and manufacturing.