Vestar Capital Partners is an American private equity firm focusing on leveraged buyout transactions in middle-market companies in the United States.

The firm, which was founded in 1988, is headquartered in New York City with offices in Boston, Massachusetts and Denver, Colorado, in the U.S.[1] Vestar is a leading private equity firm specializing in management buyouts and growth capital investments.

Vestar was founded in 1988 by principals of The First Boston Corporation’s Management Buyout Group.

[3] Since the firm's founding in 1988, the Vestar funds have completed more than 80 investments in companies with a total value of more than $46 billion.

[5] Between 1988 and 2019, Vestar raised seven private equity funds with total investor commitments of more than $8 billion.