Dominic Proctor started his career in 1979 and worked in various advertising agencies before joining J Walter Thompson.  In 1989 he became Media Director of JWT London before going into general management and becoming Chief Executive in 1992. He held this position for five years, during which time he also had a seat on the Board of JWT Worldwide.

In September 1997 Dominic launched MindShare Worldwide. Since then the company has grown to become the world's largest media investment management company with 5,300 employees in a network of 95 agencies