"Gellam Memorial High School" is recognized by the Director of Elementary and Secondary Education, Government of Arunachal Pradesh, vide No. EED/A/48/2015-16 & EDA.155/2011-Pt, dated Itanagar, 13th June 2016, under the aegis of Abu Tagi Gellam Charities. The head office is located in RWD Colony, Chimpu, Itanagar Capital Complex, bordered by the scenic Sinki River on NH-415, opposite PHQ (Police Headquarters), with clean and serene surroundings. The school is 25 kilometers away from the nearest railway station (Naharlagun), 3 kilometers from the nearest bus station, and 20 kilometers from the Hollongi Airport.