TCW Strategic Income Fund, Inc. operates as a diversified, closed-end management investment company. It invests in convertible securities, marketable equity securities, investment-grade debt securities, high-yield debt securities, securities issued or guaranteed by the US Government, its agencies and instrumentalities, repurchase agreements, mortgage related securities, asset-backed securities, money market securities, other securities and derivative instruments. The company was founded on January 13, 1987 and is headquartered in Los Angeles, CA.