Atomico is a leading international venture capital firm formed in 2006 by Niklas Zennström, a successful serial-entrepreneur and co-founder of Skype, Kazaa and other companies. Atomico seeks to deliver outsized returns to investors by being the partner, and investor of choice, for fast-growing technology companies that will become global category winners.

It has so far invested in more than 40 companies on three continents, and in March 2010 launched its second fund, the $165m institutional fund Atomico Ventures II. Atomico is headquartered in London with offices in São Paulo and Hong Kong. For more information: www.atomico.com

Floris Rost van Tonningen is co-founder of Hyves, the leading social network in The Netherlands with more than 7.5 million unique visitors per month. Previously he co-founded IEX (1999), the largest Dutch investor community.

Based in Amsterdam, the Netherlands, Mark is Founding Partner at Global Grid Capital and has extensive experience in business development roles for tech startups. Global Grid Capital is a boutique investment firm that focuses on early stage technology companies, with an emphasis on web-based consumer and SME solutions. It aims to work with passionate teams to build globally successful companies.

Han de Groot is Founder and CEO of MetrixLab and General Partner at venture capital firm VOC Capital Partners. During his first ten-year tenure, MetrixLab grew to become Europe’s largest independent internet based marketing research company operating in 34 countries, and delivering consumer insights to the world’s largest brands such as Microsoft, Philips and Google.

Hans-Poul Veldhuyzen van Zanten is co-owner of Free Media Group (owner of IEX, the largest investor community in the Netherlands), a new media publishing company fusing print and online content in multiple business models: advertising, deep partnerships and integrated e-commerce. Free Media Group is owned and run by entrepreneurs with a background in Technology, Media and Finance. Besides FMGH, Hans-Poul has built out a diversified portfolio of holdings in companies with a focus on entrepreneurship and technology.