Och-Ziff Capital Management Group or "Oz" is the largest publicly traded hedge-fund firm in the United States. Oz operates through two divisions: the Och-Ziff Funds and real estate business. The Och-Ziff Funds sector provides asset management services to its multi-strategy funds, credit funds and other alternative investment vehicles. The real estate business sector offers asset management services to its real estate funds and is included within Other Operations.