The Oberoi Group is one of the largest hotel chains in India, operating 31 luxury hotels, 2 Nile Cruisers, and a motor vessel in 6 countries under the Oberoi and Trident brands. Founded in 1934 by Rai Bahadur Mohan Singh Oberoi, the Group has over 12,000 employees and owns some of India's most famous luxury hotels, including The Oberoi Udaivilas in Udaipur and The Oberoi Amarvilas in Agra. In addition to hotels, the Oberoi Group operates flight catering, airport restaurants, travel services and training through the Oberoi Centre of Learning and Development.