Yuri Borisovich (Bentsionovich) Milner (born 11 November 1961) is a Russian entrepreneur and venture capitalist. He founded investment firms Digital Sky Technologies (DST), now called Mail. ru Group and DST Global. Through the Mail. ru Group and DST Global, Milner is an investor in Facebook, Zynga, Twitter, Spotify, ZocDoc, Groupon, 360Buy. com, and Alibaba.