After spending his initial years in Indore, Arjun attended boarding school at the Lawrence School Sanawar in Himachal Pradesh. He then went on to join Malvern College in Britain after completing class / grade 8. He extends his appreciation to a very enriching and invaluable 5 years at Malvern College, which he believes helped him explore himself and his potential and resulted in him securing a seat at Imperial College London.

Arjun, after graduating, joined the financial sector as a trader and thereafter spent his time working in the city of London. He decided to return to India in 2010 after having spent over a decade abroad. He is currently involved in management and upgradation of Progressive Education School as the Director of the Eastern Campus. He has been relentlessly working for including technology into execution of Education.

From time to time he has been supported in his efforts for various individual who have also accepted his beliefs through practical experience in running his schools. Some of the prominent names associated with the development of Progressive Schools over the years has included Mr. Arjun Singh Kak who is the Managing Trustee and Chairperson of the Trust and of the Society running Progressive Education School. He has been mainly educated abroad in U.K. in Malvern College and subsequently Imperial College London.