Sunstone Hotel Investors, Inc. functions as a real estate investment trust (REIT) focused on the hospitality sector. As of the current date, its holdings include interests in 19 hotel properties, which collectively offer 9,997 guest rooms. Sunstone's primary business activities involve the acquisition, ownership, strategic asset management, and either refurbishment or repositioning of hotels it designates as "Long-Term Relevant Real Estate®." A considerable number of these establishments are operated under prominent national brands like Marriott, Hilton, and Hyatt.