Kohlberg Kravis Roberts (KKR) is a global investment firm that manages multiple alternative asset classes, including private equity, energy, infrastructure, real estate, credit, and, through its strategic partners, hedge funds. Founded in 1976, the firm is credited with pioneering the leveraged buyout industry and has grown into one of the largest asset managers in the world. KKR is a publicly traded company listed on the New York Stock Exchange and is a member of the S&P 500.