Mr. Marten Mickos serves as Chief Executive Officer at HackerOne. He also is an Angel Investor. Mr. Marten Mickos served as Senior Vice President at Hewlett-Packard. He is also the Chief Executive Officer & a Board Member of Eucalyptus Systems. Previously, as CEO of MySQL AB for seven years, he grew that company from a garage start-up to the second largest open source company in the world. After the acquisition by Sun Microsystems of MySQL AB, he served as Senior Vice President of Sun's Database Group. Earlier, he held multi-national CEO and senior executive positions in his native Finland. He is a member of the board of Electrosonic. He holds a M.Sc. in technical physics from Helsinki University of Technology. He is a recipient of the Audemars Piguet "Changing Times Award: European Entrepreneur of the Year" and the Nokia Foundation Award. He also sering as Senior Vice President & General Manager at Hewlett-Packard.