Jack Dellal, English businessman (b. 1923)
Jack Dellal (2 October 1923 – 28 October 2012) was a British property investor, nicknamed "Black Jack". His company, the property group Allied Commercial Holdings, financed the purchase of Shell Mex House in 2002 and sold it in 2007. Dellal had a net worth of £4.6 billion, making him one of the richest men in England during his time.