Rockstar Vienna (formerly neo Software Produktions GmbH) was a Vienna, Austria-based developer of video games, and a sub-division of Rockstar Games. Rockstar Vienna was founded on 4 January 1993 by Niki Laber and Hannes Seifert, joined Take-Two Interactive in February 2001, and was announced to join Rockstar Games during the tenth anniversary of the company in 2003. As of 2005, the company claimed to employ an estimated 100 people. It closed on 11 May 2006.