A year ago adman Sandeep Goyal acquired Rediffusion, India’s oldest surviving advertising agency and one of the largest independent ones, from co-founders Diwan Arun Nanda and Ajit Balakrishnan in a deal which was pegged at about Rs 100 crore. The transaction includes three other brands under Rediffusion — Everest Advertising, Rediff Health, and Rediff Direct.