OHA Investment Corporation is a specialty finance company. The Company operates as a business development company. It focuses primarily on providing direct lending solutions to middle market private companies across industry sectors. Its investment objective is to generate both current income and capital appreciation primarily through debt investments, some of which include equity components. Its investment activities are managed by Oak Hill Advisors, L.P. The Company is an externally managed, closed-end, non-diversified management investment company. The majority of its investment portfolio comprises 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.