OHA Investment Corporation is a specialty finance company. The Company focuses primarily on providing direct lending solutions to middle market private companies across industry sectors. The Company's investment portfolio includes debt securities and other investments in upstream exploration and production companies engaged in the acquisition, development and production of oil and natural gas properties in and along the Gulf Coast, in the state and federal waters of the Gulf of Mexico, and in the Permian Basin, Mid-Continent and Rocky Mountain areas. The Company is an externally managed, closed-end, non-diversified management investment company. The Company invests primarily in senior and junior secured, unsecured and subordinated loans, and to debt securities or preferred stock of the United States private and public middle market companies. The Company may also invest in equity, distressed debt and other assets. The Company's investment advisor is Oak Hill Advisors, L.P.