United Technologies Corporation provides high technology products and services to the building systems and aerospace industries worldwide. The Company announced the formation of UTC Building and Industrial Systems, a new organizational structure consisting of the Otis and UTC Climate, Controls & Security segments. The Company�s operations are classified into five principal segments: Otis, UTC Climate, Controls & Security, Pratt & Whitney, UTC Aerospace Systems, and Sikorsky. Otis and UTC Climate, Controls & Security Serve customers in the commercial, governmental and residential property sectors. UTC Climate, Controls & Security also serves industrial, transport refrigeration and food service equipment customers. Pratt & Whitney, UTC Aerospace Systems, and Sikorsky serve commercial and government customers in both the original equipment and aftermarket parts and services markets of the aerospace industry. Pratt & Whitney also serves customers in certain industrial markets.