Founded in 1983 as Control Video Corporation before changing to Quantum Computer Services in 1985 and America Online in 1991. The America Online name appears to have been used for the PC client software product as of 1989.
In January 1998, America Online, Inc. acquired CompuServe's worldwide consumer online services and created CompuServe Interactive Services, a wholly owned subsidiary of America Online. CompuServe Interactive Services oversees the world's most comprehensive online service, CompuServe, serving serious users at home, in the workplace and around the globe, and SpryNet, an Internet only access provider. Headquartered in Columbus, Ohio and headed by Mayo S. Stuntz, Jr., CompuServe Interactive Services operates as a separate brand and service in the U.S., Europe, and elsewhere in the world and has approximately 2 million members worldwide. AOL and its joint venture partner Bertelsmann AG own and operate the CompuServe and AOL services in Europe -- making this joint venture the leading pan-European Internet online service provider. CompuServe's international operations are overseen by AOL International.