Brandywine Global Investment Management, LLC is a privately owned investment manager. The firm provides its services to individuals, including high net worth individuals, pension and profit sharing plans, charitable organizations, investment companies, banking or thrift institutions, pooled investment vehicles, corporations, state and municipal government entities, employee benefit plans, Taft-Hartley plans, endowments, and foundations. The firm manages separate client focused equity, fixed income, and balanced portfolios. It manages equity and fixed income mutual funds for its clients. The firm invests in the public equity and fixed income markets across the globe. It invests in value stocks of micro, small, mid, and large cap companies. For its fixed income investments the firm invests in corporate, government, and mortgage backed securities. It also does socially responsible investing.

The firm was founded in 1986 and is based in Philadelphia, Pennsylvania with additional offices in Evanston, Illinois, and San Francisco, California. Brandywine Global Investment Management, LLC operates as a subsidiary of Legg Mason, Inc.