Former Vivendi subsidiaries

American film and distribution company

Dutch–American music corporation

American video game publisher and developer owned by Microsoft

Activision Publishing, Inc. is an American video game publisher based in Santa Monica, California. It serves as the publishing business for its parent company, Activision Blizzard, and consists of several subsidiary studios. Activision is one of the largest third-party video game publishers in the world and was the top United States publisher in 2016.

American video game developer

American video game company

Treyarch Corporation ( ; formerly Treyarch Invention LLC) is an American video game developer based in Los Angeles with additional studio locations in Vancouver, Canada; and Austin, Texas. Founded in 1996 by Peter Akemann and Doğan Köslü, it was acquired by Activision in 2001. The studio is known for its work for the Call of Duty series, which it develops alongside Infinity Ward, Sledgehammer Games, and Raven Software.

Veolia Environnement S.A., branded as Veolia, is a French transnational company with activities in three main service and utility areas traditionally managed by public authorities – water management, waste management and energy services. In 2025, Veolia employed 215,000 employees in 56 countries. Its revenue in that year was recorded at €44.396 billion. It is quoted on Euronext Paris. It is headquartered in Aubervilliers.

American video game company

American publisher of textbooks

American media, entertainment conglomerate

SFR S.A. (or Altice France S.A. for the group) (; ) is a French telecommunications company. It is both the second-oldest mobile network operator and the second largest telecommunications company in France, after Orange.

French entertainment content production and distribution company

former subsidiary of Vivendi S.A. and holdings company for Sierra Entertainment and Blizzard Entertainment

Japanese entertainment company

Neversoft Entertainment, Inc. was an American video game developer based in Woodland Hills, California. The studio was founded by Joel Jewett, Mick West and Chris Ward in July 1994 and was acquired by Activision in October 1999. Initially, the studio worked with Playmates Toys, where they worked on the game Skeleton Warriors (1996), which was based on an animated television series of the same name. Throughout 1996, the studio grew, and worked on projects with Crystal Dynamics and Sony Computer Entertainment, but due to internal conflicts, they were cancelled.

video game developer

American cable TV channel with forecasts and shows

thumb|Building at 62, rue de Richelieu in Paris, built by the and used by Havas from 1921 as head office of its advertising operations

Moroccan telecommunications company

The Seagram Company Ltd. (which traded as '''Seagram's''') was a Canadian multinational beverage and, during the last five years of its existence, entertainment conglomerate formerly headquartered in Montreal, Quebec. Founded in 1857 as a distiller of Canadian whisky based in Waterloo, Ontario, it was in the 1990s the largest owner of alcoholic beverage brands in the world.

French film and television studio and distributor

Japanese record company (2007–2013)

Luxoflux Corp. was an American video game developer founded by Peter Morawiec and Adrian Stephens in January 1997, and based in Santa Monica, California.

American theater chain

American film production company

video game developer based in Iowa City, Iowa, United States and was a wholly owned subsidiary of Activision

American video game developer

RedOctane, Inc. was an American electronic entertainment company. They were best known for producing the Guitar Hero series, beginning in November 2005. RedOctane became a wholly owned subsidiary of Activision in 2006, which later closed down in February 2010.

division of NBCUniversal

defunct American video game publisher

Russian-American animation studio