Defunct companies based in Illinois

Motorola, Inc. () was an American multinational telecommunications company based in Schaumburg, Illinois. It was founded by brothers Paul and Joseph Galvin in 1928 as Galvin Manufacturing Corporation and had been renamed Motorola since 1947. Many of Motorola's products had been radio-related communication equipment such as two-way radios, consumer walkie-talkies, cellular infrastructure, mobile phones, satellite communicators, pagers, as well as cable modems and semiconductors. After having lost $4.3 billion from 2007 to 2009, Motorola was split into two independent public companies: Motorola

defunct airline of the United States (1934—2012)

former American video game developing and publishing company

U.S. manufacturer of agricultural machinery and construction equipment

American consumer-goods company

airline

Video game publisher

company

company

bank in the United States

The Hallicrafters Company manufactured, marketed, and sold radio equipment, and to a lesser extent televisions and phonographs, beginning in 1932. The company was founded by William J. Halligan and based in Chicago, Illinois, United States.