Martin's business partner was Ben Elliot, Chairman of the UK's Conservative Party and nephew of King Charles III and Queen Camilla.
On 16 August 2001, whilst training for his US pilot's licence in Florida, Martin was involved in a serious plane crash in the town of Summerfield.
[6] The company had its headquarters in London, with 5 further offices in New York City, Los Angeles, Fort Lauderdale, Cannes and Palma.
[8] Since 2018, Martin has been the co-founder of 19 London, a recruitment agency focussing on the provision of staff for high net worth and high-profile individuals and families worldwide.
Martin was chosen for the list by The Queen's nephew Ben Elliot, who described him as having done "a lot of favours for people and created enormous goodwill".