The ONE Group Hospitality, Inc. engages in the development, owning, and management of restaurants and lounges. It operates through the following segments: STK, Kona Grill, ONE Hospitality and Corporate. The STK segment consists of the results of operations from STK restaurant locations, competing in the full-service dining industry, as well as management, license. The Kona Grill segment includes the results of operations of Kona Grill restaurant location. The ONE Hospitality segment is comprised of the management, license and incentive fee revenue and results of operations generated from its other brands and venue concepts, which include ANGEL, Bagatelle, Heliot, Hideout, Marconi, and Radio. The Corporate segment consists of general and administrative costs, stock-based compensation, depreciation and amortization, acquisition related gains and losses, pre-opening expenses, lease termination expenses, transaction costs, and other income and expenses. The company was founded by Jonathan Segal on December 3, 2004 and is headquartered in Denver, CO.