Mark Hendrickson

@mark

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    • Daniel Brusilovsky
      @danielbru
      Bio: 17 year-old entrepreneur. Founder & Chairman of Teens in Tech Networks, and Special Projects Team Lead at Qik.
    • 214 points
    • Spencer Schoeben
      @netspencer
      Bio: 16 year-old entrepreneur. CEO of Teens in Tech Networks, Founder of Twitloc and several other things. I like to make cool stuff. :)
    • 1039 points
    • Stephen Ou
      @stephenou
      Bio: I made OneExtraLap.
    • 454 points