Carlyle Secured Lending, Inc. is a closed-end, externally managed investment company regulated as a Business Development Company that originates and manages secured debt investments in U.S. middle-market companies, primarily directly originated first lien and second lien senior secured loans sponsored by private equity firms. The company leverages Carlyle's extensive private markets expertise and rigorous underwriting capabilities across its team of experienced credit professionals to source, structure, monitor, and collect interest income and fees from its diversified portfolio of below-investment-grade securities. As a regulated investment company, it distributes substantially all of its investment income and realized gains to shareholders annually while maintaining a disciplined, risk-managed approach to credit selection and portfolio oversight.