Carrier Global Corp designs and sells climate and energy solutions for buildings, homes, and refrigerated transport. Its portfolio spans heating, cooling, ventilation, building controls, and cold-chain monitoring under brands such as Carrier, Viessmann, Toshiba, Automated Logic, and Carrier Transicold. The company also provides lifecycle services including installation, maintenance, repair, monitoring, and system integration, which deepen customer relationships after the initial equipment sale. In recent years it has positioned itself around electrification, energy efficiency, digital connectivity, and environmentally friendlier refrigerants. Carrier also has a growing energy-management offering aimed at home energy optimization and grid flexibility.