Peter began his insurance career in 1969 with the Royal Insurance Group and progressed to sales and marketing positions within Commercial Union and ITT London and Edinburgh where he became marketing director in 1988.

At the age of 21, he became the youngest person to pass the Chartered Insurance Institute fellowship examinations. In 1991, Peter joined Economic Insurance and led their return to profitability in 1993. 

In December 1993, Peter led the management buyout of the Economic that was sold in 1995 to Hiscox plc. He joined Hiscox as group marketing director, a role he held until he left in 1997 to create Towergate Underwriting Group. Peter was the 2005 overall winner of the Ernst & Young UK Entrepreneur of the Year award and is the current holder of the M&A Deal Maker of the Year.