Tatsuo Shirane

United Technologies Corp. engages in the provision of products and services to the building systems and aerospace industries worldwide. It operates through the following business segments: Otis; Carrier; Pratt and Whitney; and Collins Aerospace Systems. The Otis segment designs, manufactures, sells, and installs elevators, escalators, moving walkways, and service. The Carrier segment provides heating, ventilating, air conditioning, and refrigeration solutions. The Pratt and Whitney segment includes aircraft engines for the commercial, military, business jet, and general aviation markets. The Collins Aerospace Systems segment offers technologically advanced aerospace products and aftermarket service solutions for aircraft manufacturers, airlines, regional, business and general aviation markets, military, space and undersea operations. The company was founded in 1934 and is headquartered in Farmington, CT.

Otis Elevator Co. manufactures and maintains elevators, escalators, and moving walkways. The company also offers maintenance and monitoring services to its customers through network of branch offices and service centers. Its products include Gen2, HdroFit, SkyRise and SkyBuild. The company was founded in 1853 and is headquartered in Farmington, CT.

The Pratt & Whitney Co., Inc. designs, manufactures, and services aircraft engines and auxiliary power units. It offers commercial engine, military engine, and auxiliary power units. The company was founded by Frederick Rentschler in 1925 and is headquartered in East Hartford, CT.

Hamilton Sundstrand Corp. designs, manufactures and supplies aerospace and industrial products. The firm offers fuel and special fluid pumps, engine control systems, primary and secondary flight controls and actuation systems, ram air turbine emergency systems, and other related products. The company was founded on June 1999 and is headquartered in Charlotte, NC.