Carrier Global is a provider of heating, ventilating and air conditioning (HVAC), refrigeration, and fire and security solutions. Co. also provides related building services, including audit, design, installation, system integration, repair, maintenance and monitoring. Co.'s operations are classified into three segments: HVAC, which provides products, controls, services and solutions to meet the heating and cooling needs of residential and commercial customers; Refrigeration, which includes transport refrigeration and monitoring systems for trucks, trailers, shipping containers, intermodal, and rail; and Fire and Security, which provides audit, design, installation, and system integration.