Sundstrand Corporation was founded in 1926 as a merger of the Rockford Tool Company and Rockford Milling Machine Company in

Rockford, Illinois Rockford is a city in Winnebago County, Illinois, located in the far northern part of the state. Situated on the banks of the Rock River, Rockford is the county seat of Winnebago County (a small portion of the city is located in Ogle County). ...

. It was known as Sundstrand Machine Tool Company until 1959 when shareholders voted to change the name to Sundstrand Corporation. Sundstrand was a manufacturer of

aerospace Aerospace is a term used to collectively refer to the atmosphere and outer space. Aerospace activity is very diverse, with a multitude of commercial, industrial and military applications. Aerospace engineering consists of aeronautics and astrona ...

and industrial products. Aerospace products included emergency power and secondary power systems, while industrial products included electric power generating systems, constant speed drives, and gas turbine engines. It also owned and operated a technology business that provided in-flight entertainment programming as well as video and audio playback equipment for the airline industry. Sony purchased the business from Sundstrand in 1989, renaming it Sony Trans Com, and subsequently sold it to

Rockwell Collins Rockwell Collins was a multinational corporation headquartered in Cedar Rapids, Iowa, providing avionics and information technology systems and services to government agencies and aircraft manufacturers. It was formed when the Collins Radio Comp ...

in 2000. In 1999, when

United Technologies Corporation United Technologies Corporation (UTC) was an American multinational conglomerate headquartered in Farmington, Connecticut. It researched, developed, and manufactured products in numerous areas, including aircraft engines, aerospace systems ...

acquired Sundstrand, it merged with

Hamilton Standard Hamilton Standard was an American aircraft propeller parts supplier. It was formed in 1929 when United Aircraft and Transport Corporation consolidated Hamilton Aero Manufacturing and Standard Steel Propeller into the Hamilton Standard Propeller C ...

creating

Hamilton Sundstrand Hamilton Sundstrand was an American globally active corporation that manufactured and supported aerospace and industrial products for worldwide markets. A subsidiary of United Technologies Corporation, it was headquartered in Windsor Locks, Conn ...

References

History of Sundstrand Machine Tool Co. 1910-1966, by Fred R. Swanson, 1987.
(private website). *https://web.archive.org/web/20081111164837/http://www.hamiltonsundstrand.com/vgn-ext-templating-hs/v/index.jsp?vgnextoid=7ac9f148581e2110VgnVCM1000007301000aRCRD Defunct companies based in Illinois Companies based in Rockford, Illinois {{Illinois-stub