Diamond Hill Investment Group, Inc. provides investment advisory and fund administration services. The Company's subsidiaries include Diamond Hill Capital Management, Inc. (DHCM), Beacon Hill Fund Services, Inc. (BHFS) and BHIL Distributors, Inc. (BHIL). Its primary objective is to fulfill its fiduciary duty to clients. The Company provides investment management and administration services to mutual funds, institutional accounts and private investment funds. It provides investment advisory services to a range of clients, including corporations, mutual funds, retirement plans, public pension funds, endowments, foundations, financial institutions and high net worth individuals. It provides fund administration services to the Funds and other third-party mutual fund companies and investment advisers. DHCM is an investment adviser to the Diamond Hill Funds (the Funds), a series of open-end mutual funds, private investment funds, an exchange traded fund and other institutional accounts.