In 2005, Zuckerberg's enterprise received a huge boost from the venture capital firm Accel Partners. Accel invested $12.7 million into the network, which at the time was open only to ivy league students. Zuckerberg's company then granted access to other colleges, high school and international schools, pushing the site's membership to more than 5.5 million users by
Mark Zuckerberg is computer programmer and internet entrepreneur.Mark Zuckerberg and his friends created a site that allowed users to create their own profiles, upload photos, and communicate with other users. It called Facebook and had more than 5.5 million users. Mark Zuckerberg and Facebook continued to succeed. Time magazine named him Person of the Year in 2010. Forbes also ranked Zuckerberg at No. 16.