Companies based in Detroit

American multinational pizza chain based in Detroit

Kmart ( ), formerly Kmart Corporation, is a department-store chain and online retailer in the United States and its territories.

American financial services company

OnStar Corporation is a subsidiary of General Motors that provides subscription-based telematics services, including communications, in-vehicle security, emergency services, turn-by-turn navigation, and remote diagnostics systems throughout the United States, Canada, Chile, China, Mexico, Europe, Brazil, Colombia, Argentina and the Gulf Cooperation Council countries.

Compuware was an American software company based in Detroit. The company developed enterprise software primarily for mainframe computing environments and provided related services, including software testing, development, and performance management.

SmithGroup is an international architectural, engineering and planning firm. Established in 1853 by architect Sheldon Smith, SmithGroup is the longest continually operating architecture and engineering firm in the United States that is not a wholly owned subsidiary. As of 2025, SmithGroup ranks #7 among the top 100 architecture engineering firms according to Building Design + Construction, with offices in 20 cities around the United States. The firm serves a range of clients, including cities, commercial, higher education, healthcare, science & technology, and cultural markets.

Parke-Davis is a subsidiary of the pharmaceutical company Pfizer. Although Parke, Davis & Co. is no longer an independent corporation, it was once America's oldest and largest drug maker, and played an important role in medical history. In 1970 Parke-Davis was acquired by Warner–Lambert, which in turn was acquired by Pfizer in 2000.

operator of theatres and music venues in the United States

US electronic music label

company

American music label

American mortgage lending company

thumb|250px|1908 Lozier, Model I (i) touring car thumb|Lozier Model H (1908-1910) The Lozier Motor Company was a brass era producer of luxury automobiles in the United States. The company produced automobiles from 1900 to 1918, in Plattsburgh, New York and from 1910, at Detroit, Michigan. ==History== Lozier Motor Company was founded by Henry Abram Lozier, an Indiana-born sewing machine and bicycle manufacturer. After selling his bicycle business, Lozier moved to Plattsburgh to manufacture boat engines. In 1900, he entered the automobile business. At his death in 1903, his son Harry took over t

energy company based in Detroit

American record label

holding company

American media company