Conglomerates & Information/Mass Media Companies
Advance Publications (Newhouse)
Advance Publications (Newhouse)
Random House (1980-1998)
Bertelsmann
Bertelsmann
Random House (1998-2013)
Penguin Random House (2013-)
Cambridge Information Group
Cambridge Information Group
R. R. Bowker Co. (2001-)
CBS
CBS
C.I.T. Financial
C.I.T. Financial
Grosset & Dunlap, including Bantam and Transworld (acquisition called off in November 1967)
Dun & Bradstreet
Dun & Bradstreet
General Cinema
General Cinema
Harcourt Brace Jovanovich (1991-2001)
Gulf+Western (-1989) / Paramount Communications (1989-1994)
Gulf+Western (-1989) / Paramount Communications (1989-1994)
IFI
IFI
International Telephone and Telegraph (ITT)
International Telephone and Telegraph (ITT)
Litton Industries
Litton Industries
Van Nostrand (1968-1981)
Matsushita Electric Industrial Company
Matsushita Electric Industrial Company
MCA
MCA
Berkley Books
Putnam's
Pyramid/Jove Books
Coward, McCann
British Printing and Communication (1982-1987) / Maxwell Communications (1987-1991)
British Printing and Communication (1982-1987) / Maxwell Communications (1987-1991)
Harcourt Brace Jovanovich (failed takeover bid in 1987)
Macmillan, Inc.
Hearst
Hearst
William Morrow Company
International Thomson
International Thomson
Meredith Corporation
Meredith Corporation
News Corporation / News Corp
News Corporation / News Corp
William Collins, Sons
Harper & Row (1987-)
RCA
RCA
Random House (1965-1980)
Reed International (1970-1992) / Reed Elsevier (1992-2015) / RELX (2015-)
Reed International (1970-1992) / Reed Elsevier (1992-2015) / RELX (2015-)
Harcourt, Inc. (2001-2007)
R. R. Bowker Co. (1985-2001)
Times-Mirror
Times-Mirror
New American Library (1960-1983)
Viacom
Viacom
Simon & Schuster
ViacomCBS (2019-2022) / Paramount Global (2022-)
ViacomCBS (2019-2022) / Paramount Global (2022-)
Simon & Schuster
Vivendi
Vivendi
Houghton Mifflin (2001-2002)
Xerox
Xerox
R. R. Bowker Co. (1967-1985)