His father was, Prodosh Das Gupta, a sculptor[3] and curator of the National Gallery of Modern Art (NGMA), Delhi from 1957 to 1970; the family stayed within the premises.
[8] Dasgupta started his career as copywriter with the advertising agency Everest, before turning to photography full-time in the late 1980s.
[3][8] During his career as a commercial photographer, which took off with a campaign for Blue Lagoon Jeans,[9] Dasgupta worked with the first generation of Indian supermodels: Madhu Sapre, Feroze Gujral, Shyamolie Verma and Mehr Jesia.
[11][15] His work has been internationally exhibited, in solo and group shows and is held in the collections at Museo Ken Damy, Brescia (Italy) and Galleria Carla Sozzani, Milan.
[4][10] A memorial meeting in his honour was held on 25 August 2013 at NGMA, New Delhi, wherein tributes were paid by Mira Nair, Raghu Rai and Dayanita Singh; the gathering ended with an audio-visual montage of his works.