At Stardoll, users create their own dolls -- or choose from the site's ever-growing collection of celebrities -- and dress them in virtual fashions. Celebrity dolls like Avril Lavigne or Justin Timberlake can be customized, sent to friends, or printed for free. Stardoll counts more than 5.5 million users, mostly girls aged 7 to 17.
CEO: Mattias Miksche
Location: Stockholm, Sweden
Funding: $10 million (Index Ventures and Sequoia Capital)