The alumni association of SCHE is a permanently affiliated and registered member of the Don Bosco Past Pupil's Association Indian National Federation based in Delhi. The organizational structure of the association consists at the local level the Union/Branch/Unit; at the Provincial level - Provincial Federation, at the National Level - the National Federation, and finally the World Confederation. The Alumni Association of Salesian College of Higher Education, Dimapur is registered with Don Bosco Past Pupil's Association Indian National Federation on 26 April 2019. The Registration Number of Don Bosco Past Pupils Association Indian National Federation is 36942 of 2000 having its head office in Delhi. A total of 325 members are registered in the Alumni Association The main objective of SCHE Alumni Association is to take steps to get the alumni enrolled and to avail means for them to actively participate in various activities and initiate in the development of the institution. It is to establish a family of community for the welfare of both the institution and the student community and to enlarge the visions of the students as well. Alumni are playing an active role in the development of the institution and the society at large. The institution has produced principals, vice principals, teachers, professors, Govt. Servants, counsellors, and the like. The institution has provided opportunity to the Alumnus to coordinate in duties for the betterment of the institution. They have been part of the institution as teachers and motivational speakers. At present the principal, Vice Principal and the administrator of the college are past pupils who render great contribution to the overall development of the students and the entire institution. The past pupils renders voluntary services and serve as teachers for value added courses, and teaching Philosophy as visiting professors. Five past pupils have rendered free services to the college in the capacity of guest lecturers. Past pupils also render generous service in skill development programmes in the college.