TCW Strategic Income Fund, Inc. is a diversified, closed-end investment management company. The Fund's investment objective is to seek a total return consisting of current income and capital appreciation by investing in a range of securities, such as convertible securities, marketable equity securities, investment-grade debt securities, high-yield debt securities, and securities issued or guaranteed by the United States Government, its agencies and instrumentalities (the United States Government Securities). The Fund also invests in repurchase agreements, mortgage related securities, asset-backed securities, money market securities, other securities and derivative instruments. It invests in a range of industries, including asset-backed securities, diversified financial services, airlines, real estate, pipelines, media, lodging, engineering and construction, software, insurance and telecommunications. TCW Investment Management Company serves as an investment advisor to the Fund.