Estimated Net Worth: £1.5 million

According to Sunday Times Rich List 2009

Net Worth Last Calculated: April 2009

Source: Businessman

Citizenship: United Arab Emirates

United Kingdom based businessman, Al-Tajir spends much of his time at his palatial London home or at Keir House, his 15,000-acre (61 km²) Perthshire estate. He has interests in finance and real estate operations, and owns the Highland Spring bottled water company.

Mahdi Al Tajir is considered as one of the wealthiest individuals in the UK and is also known for his extensive collection of antique silver artifacts and carpets. He often engages in philanthropic activities, donating large amounts of money to charities and non-governmental organizations. Mahdi Al Tajir has also been active in education, providing scholarships for numerous excelling students.

Originally from Bahrain, Al Tajir got his start by organising the customs department in Dubai. After gaining favour with the then ruler of Dubai, Sheikh Rashid bin Saeed Al Maktoum, he became one of Sheikh Rashid's most trusted advisors and was made the Ambassador of the United Arab Emirates to the United Kingdom.

Source: Sunday Times Rich List 2009