Johnson Controls International plc operates as a diversified technology and multi industrial company worldwide. The company operates through Building Technologies & Solutions and Power Solutions segments. The company designs, sells, installs, and services heating, ventilating, and air conditioning systems, controls systems, integrated electronic security systems, and integrated fire detection and suppression systems for commercial, industrial, retail, small business, institutional, and governmental customers; and energy efficiency solutions and technical services, including inspection, scheduled maintenance, and repair and replacement of mechanical and control systems, to non-residential building and industrial applications.

It also offers lead-acid automotive batteries for passenger cars, light trucks, and utility vehicles, as well as advanced battery technologies to power start-stop, hybrid, and electric vehicles. The company was formerly known as Johnson Controls, Inc. and changed its name to Johnson Controls International plc in September 2016. Johnson Controls International plc was founded in 1885 and is headquartered in Cork, Ireland.