Please answer the following question: Facts: - residence: uk - networth: gbp -rrb- # 1.67 billion -lrb- strl , april 2015 - education: preston grammar school - children: 5 - name: mahdi al tajir - nationality: emirati - birth place: bahrain Based on these bullet points, write a short biography describing the life of mahdi al tajir .
A:
mahdi al tajir -lrb- -rrb- is an emirati businessman based in the united kingdom .al tajir spends much of his time at his london home or at keir house , his perthshire estate .he has interests in finance and property , and owns the highland spring bottled water company .al tajir was named one of scotland 's richest man with wealth of # 1.72 billion in the sunday times rich list 2010 .