Sir Stephen has been a theatre owner and manager since 1984 when he was Joint Chief Executive of Maybox Group which acquired and managed the Albery, Criterion, Donmar Warehouse, Piccadilly, Whitehall and Wyndham’s Theatre, as well as developing the first British owned multiplex cinemas. Maybox was sold in 1989, in which year he became Director of the Victoria Palace Theatre but sold it to Cameron Mackintosh in 2014. Sir Stephen became the Producer of The Mousetrap in 1994. Since then he has also taken on the management of the St Martin’s Theatre as well as the Vaudeville from 1995 – 2002 and the Savoy from 1997 – 2005. In April 2007 Sir Stephen purchased the Ambassadors Theatre, the sister theatre to the St.Martin’s and the original home of The Mousetrap for the first 21 years of its run. Before entering the theatre business Sir Stephen was a financial journalist and a founder director of Euromoney Publications. Sir Stephen was President of the Society of London Theatre from 2002 to 2005; and he was a Trustee of The Theatres Trust 1998 – 2004. In 2007 Sir Stephen became Chairman of RADA, The Royal Academy of Dramatic Art.
He founded Mousetrap Theatre Projects in 1996 which each year takes thousands of young people, who would not otherwise have the opportunity, to the best of West End Theatre, and is the industry’s leading education charity.