Sirendra Mahato was born in the edge of Chitwan National Park. He has great experience and knowledge of birds and mammals. He has passed the Guide Training in 1994. He was working with hotel at the start of his career and went to India afterwards. He worked in India from 2004 to 2014 in Jom Corbet National Park, Bharatpur Bird Sanctuary, Naini Taal as a bird guide. Now he is one of the best naturalists of Mowglies Eco Adventure Tours. He is also a lifetime member of Bird Education Society Nepal.