Ingersoll-Rand plc (IR-Ireland) is a diversified, global company that provides products, services and solutions to enhance the comfort of air in homes and buildings, transport and protect food and perishables, secure homes and commercial properties. IR-Ireland operates in four business segments: Climate Solutions, Residential Solutions, Industrial Technologies and Security Technologies. It generates revenue and cash primarily through the design, manufacture, sale and service of a diverse portfolio of industrial and commercial products that include Club Car, Ingersoll-Rand, Schlage, Thermo King and Trane. On September 30, 2011, IR-Ireland completed the transaction to sell 60% in the Hussmann business. On December 30, 2011, it completed the divestiture of its security installation and service business, which was sold under the Integrated Systems and Services brand in the United States and Canada, to Kratos Public Safety & Security Solutions, Inc.