Art Technology Group, Inc. (ATG) was an independent internet technology company specializing in eCommerce software and on-demand optimization applications until its acquisition by Oracle on January 5, 2011. ATG continues to be based in Cambridge, Massachusetts and operates under its own name as a subsidiary of Oracle. The company is a provider of eCommerce software and related on-demand commerce optimization applications. ATG's solutions provide merchandising, marketing, content personalization, automated recommendations, and live-help services.

Corporate history, acquisitions

1991: ATG is cofounded by Jeet Singh and Joseph "Joe" Taisup Chung, both graduates of MIT. 1991-1996: ATG delivered consulting services for building Web sites 1997-1998: ATG transitioned to a software company offering several products including an Application Server and an e-commerce platform. 1999: ATG made its initial public offering. 2000-2003: Focused on commerce applications, business tools for content management, merchandising, marketing and analytics; shift to industry standard application servers from IBM, BEA and JBoss. 2004: ATG acquired Primus Knowledge Solutions in a disputed acquisition that closed on November 1, 2004. 2005: ATG completed the integration of the Primus applications onto the ATG Web marketing and ecommerce software platform 2006: ATG acquired eStara, a provider of click to call, chat and call tracking solutions. 2008: ATG acquired privately held CleverSet; the transaction closed on February 6, 2008. 2010: ATG acquired privately held InstantService; the transaction closed on January 12, 2010. 2010: Oracle Corporation reaches an agreement with ATG to start the acquisition process of ATG into Oracle. The announcement of the acquisition agreement was made public on November 2, 2010. 2011: Oracle Corporation completes its acquisition of ATG on January 5, 2011, for an estimated $1 billion, or $6.00 a share.