Manufacturing companies based in Chicago

thumb|Kellogg's brand logo used by both Kellanova and WK Kellogg Co, formerly used as a corporate logo until 2023, still used today as a brand. thumb|Former Kellogg's Café, Union Square (Manhattan)

American consumer electronics and telecommunications company, subsidiary of Lenovo

American sports equipment manufacturer

Aiwa (, stylised aiwa) is a Japanese consumer electronics brand of Aiwa Co. Ltd., a subsidiary of Towada Audio holdings. The current company was established in 2017 and creates mainly audio products; the brand is also licensed to or owned by other companies in different regions of the world, producing various electronics.

company

American data communications and telecommunications equipment provider

U.S. manufacturer of agricultural machinery and construction equipment

American bicycle part company

Gottlieb (formerly D. Gottlieb & Co.) was an American arcade game corporation based in Chicago, Illinois. It is best known for creating a vast line of pinball machines and arcade games (including Q*bert) throughout much of the 20th century.

American meat production company

thumb|Rock-Ola Capri II from 1965

Hill-Rom Holdings, Inc. is an American medical technology provider that is a subsidiary of Baxter International.

American industrial holding company

American candy manufacturer

construction materials manufacturer

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.

Littelfuse, Inc. is an American electronics manufacturing company headquartered in Chicago, Illinois. The company primarily produces circuit protection products (fuses) but also manufactures a variety of switches, automotive sensors and, through its subsidiary Zilog, microprocessors. Littelfuse was founded in 1927. In addition to its Chicago, Illinois, world headquarters, Littelfuse has more than 40 sales, distribution, manufacturing and engineering facilities in the Americas, Europe and Asia. Littelfuse is the developer of AutoFuse, the first blade-type automotive fuse.