The facts about LinkedIn and where it came from!
- LinkedIn started out in the living room of co-founder Reid Hoffman in 2002.
- The site officially launched on May 5, 2003. At the end of the first month in operation, LinkedIn had a total of 4,500 members in the network.
- As of September 30, 2011 (the end of the third quarter), professionals are signing up to join LinkedIn at a rate that is faster than two new members per second.
- The company is publicly held and has a diversified business model with revenues coming from hiring solutions, marketing solutions and premium subscriptions.