Pegu, a doctor by profession graduated from the Gauhati Medical College in 1987. He then dabbled in politics and in 1990 founded the United Reservation Movement Council of Assam (URMCA) that is considered to be affiliated to the CPI(ML).
Ranoj Pegu then floated the Ganashakti Party.
Quitting the president's post of Ganashakti, 55-year old Pegu, who was the Chief Executive Member of Mising Autonomous Council, last month joined the BJP which fielded him as its nominee for the Dhemaji bypolls slated for April 9.