Johnson Controls International plc is a global diversified technology and multi-industrial leader serving the commercial, industrial and residential markets. The company designs, manufactures and installs building automation systems and energy-efficient equipment, including heating, ventilation and air conditioning (HVAC) units, chillers and boilers. In addition to hardware, Johnson Controls offers integrated software platforms for smart building management, combining data analytics, controls and service to improve occupant comfort and operational efficiency.
Through its Building Technologies & Solutions segment, the company delivers comprehensive fire detection, fire suppression, and electronic security systems. Customers benefit from advanced access control, video surveillance, and intrusion detection solutions, all backed by 24/7 monitoring and maintenance services. Johnson Controls also provides turnkey project management—from system design and installation through ongoing support—enabling organizations to meet evolving safety codes and sustainability goals.
Johnson Controls was founded in 1885 by inventor Warren S. Johnson, whose original electric room thermostat laid the foundation for the modern climate control industry. Headquartered in Cork, Ireland, the company maintains a presence in more than 150 countries, with major operations centers across North America, Europe, Asia Pacific and Latin America. Over its history, Johnson Controls has expanded through both strategic acquisitions and organic development to become a prominent force in building automation and energy solutions worldwide.
Under the leadership of Chairman and Chief Executive Officer George Oliver, Johnson Controls continues to emphasize innovation in the Internet of Things (IoT), artificial intelligence and sustainable building practices. The company actively partners with architects, developers and municipalities to advance decarbonization initiatives and achieve net-zero building targets. By investing in digital platforms and service excellence, Johnson Controls aims to help clients optimize energy use, enhance occupant experiences and future-proof critical infrastructure.