Zynga is a social network game developer located in San Francisco, United States. The company develops browser-based games that work both stand-alone and as application widgets on social networking websites such as Facebook, Orkut, Google+ and MySpace.
As of November 2011, Zynga’s games on Facebook have over 200 million monthly active users. Five of Zynga’s games, CityVille, CastleVille,Texas HoldEm Poker, FarmVille, and Empires & Allies, are among the most widely used game applications on Facebook, with CityVille having over 54 million monthly active users.
Zynga filed with the SEC to raise up to $1 billion in an initial public offering on July 1, 2011, and began trading on NASDAQ December 16, 2011.
Zynga was named after an American bulldog named Zinga once owned by Mark Pincus. They use an image of a bulldog as their logo.