Niklas Zennström (Venture Capital / Communications) at Skype / Atomico — London, United Kingdom

Niklas Zennström co-founded Skype, which revolutionized voice and video communication over the internet, and was later sold to eBay and then Microsoft for $8.5 billion. He also co-founded Kazaa, one of the first peer-to-peer file sharing networks. After Skype, Zennström founded Atomico, a European venture capital firm that has backed Klarna, Supercell, Rovio, and other global tech companies.