Eduardo Luiz Saverin (/ ˈ s æ v ər ɪ n / SAV-ər-in, Brazilian Portuguese: [eduˈaʁdu luˈis saveˈɾĩ] ⓘ; born March 19, 1982) [4] is a Brazilian billionaire entrepreneur and angel investor, known for having co-founded Facebook. [5] In 2012, he owned about 2% of Facebook shares, [6] valued at approximately $2 billion at the time. [7] [8] Based in Singapore, [9] he is the co-founder ...