Sundstrand Corporation was founded in 1926 as a merger of two companies started by Swedish immigrants: the Rockford Tool Company and the Rockford Milling Machine Company in

Rockford, Illinois Rockford is a city in Winnebago County, Illinois, Winnebago and Ogle County, Illinois, Ogle counties in the U.S. state of Illinois. Located in far northern Illinois on the banks of the Rock River (Mississippi River tributary), Rock River, Rockfor ...

. 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 astron ...

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, Inc. 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 Radi ...

in 2000. In 1999, when

United Technologies Corporation United Technologies Corporation (UTC) was an American multinational corporation, multinational list of conglomerates, conglomerate headquartered in Farmington, Connecticut. It researched, developed, and manufactured products in numerous are ...

acquired Sundstrand, it merged with

Hamilton Standard Hamilton Standard was an American aircraft propeller (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 Hamilto ...

creating Hamilton Sundstrand.

References

History of Sundstrand Machine Tool Co. 1910-1966, by Fred R. Swanson, 1987.
(private website).
Hamilton Sundstrand History
Defunct companies based in Illinois Companies based in Rockford, Illinois {{Aviation-org-stub