Greylock Capital Management, LLC is a U.S. Securities and Exchange Commission registered alternative investment adviser that invests globally in high yield, undervalued, and distressed assets worldwide, particularly in emerging and frontier markets. The firm was founded in 2004 by Hans Humes from a portfolio of emerging market assets managed by Humes while at Van Eck Global. AJ Mediratta joined the firm in 2008 from Bear Stearns and serves as its president.