Ad veteran and ex-Big Bazaar CMO Jishnu Sen passes away in Bengaluru

Jishnu Sen, former CMO of Big Bazaar and brand strategist at Essar Telecom Retail, has died in Bengaluru. He built Grey Group into one of India's top-five agencies over a seven-year tenure and later advised D2C startups Porter and Dealshare.

— Filed Mon, 6 Jul, 2026, 09:50 IST · Source ET BrandEquity · Updated

Advertising veteran Jishnu Sen, former CMO of Big Bazaar and brand strategist at Essar Telecom Retail, passed away in Bengaluru. He advised D2C startups Porter and Dealshare and led Grey Group's growth into India's top-five agencies.

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