The studio gained prominence after it began clicking the candidates of the Delhi University Students Union (DUSU) elections.
Studios Prem has recently clicked Bharatiya Janata Party (BJP) spokesperson Ravi Shankar Prasad.
"When I met Ravi Shankar Prasad he told me 'I saw Nakul Bhardwaj's picture (leader of the BJP youth wing) and then I decided I would get myself clicked by the same studio'," Sabharwal said.
His clientele list comprises big names like Corporate Affairs Minister Sachin Pilot, Delhi BJP's chief minister candidate Harsh Vardhan to union Science and Technology and Earth Sciences Minister S. Jaipal Reddy.