Piyush joined O&M as an account executive in 1982 and made his first ad of Sunlight soap. He created in 1987 Chal Meri Luna campaign. In 1989, he created Dam Laga Ke Heisha for Fevicol. In 1991, he created Each One, Teach One for National Literacy Mission. He became a Creative Director at O&M, Mumbai in 1993, and National Creative Director in 1994.His work on Cadbury chocolate was recognized in 2000. At the same time, he was recognized for his commercial of Fevikwik. He was inducted into Ogilvy’s worldwide board in 2006. The AAAI gave him the Life Time Achievement Award in 2010. In 2012, he becomes the first Indian and the first Asian to receive the Clio Life Time Achievement Award, New York.