Serial entrepreneur and investor. Co-founder and managed technology companies including Skype (former CEO; sold to eBay for US$ 3.1 billion; then bought back by a consortium; then sold to Microsoft for US$ 8.5 billion), Kazaa, Joost and Joltid. 2006, CEO and Founding Partner, Atomico, the international technology venture capital firm. Board Member, Atomico portfolio companies including Rovio, Fon, Jolicloud. Co-Founder, Zennström Philanthropies, involved in combating climate change, improving the state of the Baltic Sea and encouraging social entrepreneurship. Recipient of awards and honours including: 100 Most Influential People, Time Magazine (2006); Lifetime Achievement Award, Oxford Internet Institute (2011); numerous other awards for entrepreneurship.