Mattias launched Atomico in 2006 alongside Niklas Zennström, sourcing investments and building Atomico's team of experts who help portfolio companies to scale globally. In that time, Mattias has been involved with exits or substantial transactions in companies including Supercell (sold a majority stake to SoftBank over two transactions in 2013 and 2015), 6Wunderkinder (acquired by Microsoft in 2015), The Climate Corporation (acquired by Monsanto for $1.1B in 2013), Xobni (acquired by Yahoo! in 2013) and Power Reviews (acquired by Bazaarvoice in 2012). Mattias works closely with a number of portfolio companies on their expansion, including Truecaller, Klarna, Hailo, and ChemistDirect. He also leads the work of Atomico's experienced global team on the ground in China, Japan, Brazil and Turkey, helping portfolio companies to scale into these major international markets. Before launching Atomico, Mattias was the head of investments at CLS Holdings where he was responsible for the sale of Sit Up TV for $360 million in 2005 and held previous roles working in M&A consultancy at LEK and in fund management at Valu-Trac. Mattias holds a Masters from the Stockholm School of Economics and a B.A. in Geography and Economics with Honors from McGill University.