Hans Humes is an American investor and commentator on financial markets, particularly known for his expertise in sovereign debt restructurings. He serves as the President and Chief Investment Officer at Greylock Capital Management, an alternative investment adviser he co-founded in 2004 as a joint venture with Van Eck Global. Greylock Capital is an SEC-registered firm that invests in undervalued, distressed, and high-yield assets globally, with a focus on emerging markets.