Adnan Khashoggi was a Saudi businessman and arms dealer known for his lavish business deals and lifestyle. He was estimated to have had a peak net worth of around US$4 billion in the early 1980s.

Mohamed Al-Fayed was a British-based Egyptian businessman, whose residence and primary business interests were in the United Kingdom from the mid-1960s. His business interests included ownership of the Hôtel Ritz Paris, and Harrods department store and Fulham Football Club, both in London. At the time of his death in 2023, Fayed's wealth was estimated at US$2 billion by Forbes.