Marriott International, Inc. (NYSE: MAR) is the world's premier international hotel management company with more than 6,500 hotels and 30 brands in 130 countries. [1] Marriott International is headquartered in Bethesda, Maryland, USA, and employs approximately 300,000 people. It reported revenue of more than $12 billion in fiscal 2011. Marriott International, Inc. (NYSE: MAR) is the world's premier international hotel management company with more than 6,500 hotels and 30 brands in 130 countries. [1] Marriott International is headquartered in Bethesda, Maryland, USA, and employs approximately 300,000 people. It reported revenue of more than $12 billion in fiscal 2011.