Hilton Worldwide Holdings Inc. is an American multinational hospitality company that manages and franchises a broad portfolio of hotels, resorts, and timeshare properties globally. The company offers luxury, lifestyle, full-service, focused-service, all-suites, and vacation ownership hotels under numerous brands, including Waldorf Astoria, Conrad, and DoubleTree. Hilton was founded in May 1919 and is headquartered in McLean, Virginia, United States.