Mark Zuckerberg and his four roommates co-founded a website.
Chris Hughes ( born ) is an American entrepreneur who co-founded and served as spokesman for the online social directory and networking site Facebook , with Harvard roommates Mark Zuckerberg , Dustin Moskovitz , Eduardo Saverin , and Andrew McCollum . Dustin Aaron Moskovitz ( born May 22 , 1984 ) is an American Internet entrepreneur who co-founded Facebook with Mark Zuckerberg , Eduardo Saverin , Andrew McCollum and Chris Hughes . Mark Zuckerberg . He was assisted by his college roommates and fellow Harvard students Eduardo Saverin , Andrew McCollum , Dustin Moskovitz , and Chris Hughes .