GAMCO Investors, Inc. is a holding company, which engages in the provision of investment advisory services. The firm's investment services are primarily offered through its subsidiary GAMCO Asset Management, Inc., which manages separate accounts for high net worth individuals, institutions, and qualified pension plans, and through the company's role as advisor to a family of mutual funds. It offers its services to open-end fund, closed-end fund, and private wealth management investors. The company was founded by Mario J. Gabelli in 1976 and is headquartered in Rye, NY.