Lt. Gen Hazari is a graduate of Defence Services Staff College, Camberley, UK and National Defence College, New Delhi. He has rendered 38 years of service in the Armed Forces of India and has served as Vice Chief of Army Staff.
He has a special interest in matters like long term planning, management structures and systems and financial planning and has written extensively on these subjects. He was a member of the Committee of Defence Expenditure appointed by the Government of India in 1990 as also of the Kargil Review Committee constituted by the Government of India.
Some of the other companies where he serves as a board member include Triveni Turbine Ltd., Interglobe Enterprises Ltd. and Magoo Strategic Infotech Pvt. Ltd.