Dr. Klaus Kleinfeld is the only leader to have successfully served as CEO of two Fortune 500 giants on different continents: Alcoa in the US and Siemens in Germany. With a nearly forty-year career spanning multiple industries, from established businesses to tech startups, he has advised US presidents and global leaders across Europe, Asia, and the Middle East. As the founder of K2Elevation, he invests in North American and European tech and biotech firms. Actively engaged in private sector, public affairs, and cultural boards, Dr. Kleinfeld, a dual US and European citizen, enjoys work, life, and family near New York.