Conglomerates & Information/Mass Media Companies

Advance Publications (Newhouse)

  • Random House (1980-1998)

Bertelsmann

  • Random House (1998-2013)

  • Penguin Random House (2013-)

Cambridge Information Group

  • R. R. Bowker Co. (2001-)

CBS

C.I.T. Financial

  • Grosset & Dunlap, including Bantam and Transworld (acquisition called off in November 1967)

Dun & Bradstreet

General Cinema

  • Harcourt Brace Jovanovich (1991-2001)

Gulf+Western (-1989) / Paramount Communications (1989-1994)

IFI

International Telephone and Telegraph (ITT)

Litton Industries

  • Van Nostrand (1968-1981)

Matsushita Electric Industrial Company

MCA

  • Berkley Books

  • Putnam's

  • Pyramid/Jove Books

  • Coward, McCann

British Printing and Communication (1982-1987) / Maxwell Communications (1987-1991)

  • Harcourt Brace Jovanovich (failed takeover bid in 1987)

  • Macmillan, Inc.

Hearst

  • William Morrow Company

International Thomson

Meredith Corporation

News Corporation / News Corp

  • William Collins, Sons

  • Harper & Row (1987-)

RCA

  • Random House (1965-1980)

Reed International (1970-1992) / Reed Elsevier (1992-2015) / RELX (2015-)

  • Harcourt, Inc. (2001-2007)

  • R. R. Bowker Co. (1985-2001)

Times-Mirror

  • New American Library (1960-1983)

Viacom

  • Simon & Schuster

ViacomCBS (2019-2022) / Paramount Global (2022-)

  • Simon & Schuster

Vivendi

  • Houghton Mifflin (2001-2002)

Xerox

  • R. R. Bowker Co. (1967-1985)