Sampo Karjalainen (Left and Habbo Character) and Aapo Kyrölä (upper right)

Sampo Karjalainen (born May 2, 1977, in Tampere) is one of the original founders of Sulake and Habbo Hotel, an online social networking video game aimed at teenagers. Sampo has also been in other projects, including Bobba Bar for iPhone. Sampo is now the designer, chief executive officer, and co-founder of ProtoGeo Inc., the creators of the moves fitness app for iOS.

He studied literature, theoretical physics and information processing at the University of Helsinki.


  • 1994 To the Point
  • 1998 Satama Interactive
  • 2000 Ego Taivas media lab
  • 2000 Sulake
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