 In May 2004 Milburn became Chief executive of The Prince's Trust, succeeding Sir Tom Shebbeare who had been at the Prince's Trust for 16 years.Milburn was appointed Group Chief Executive (covering the UK, Australia, Canada, New Zealand, United States and International) in 2017.Milburn regularly speaks publicly about the Prince's Trust's work with young people and in August 2008, spoke of how research suggested that young people are creating their own "youth communities" and gangs.