The wealthiest people in the British online gambling market

As it does every year, the Sunday Times has published the list of the wealthiest people in the UK.
A thousand people from different backgrounds are part of the list, including movie stars, artists, members of the Royal Family, as well as business leaders.
In ninetieth place, we find Peter and Denise Coates, owners of Bet365, a famous British gambling website.
They together possess a fortune of about £750 million, which has even increased by £250 million since last year.
The Coats are followed by Russ De Leon and Ruth Parasol, the founders of Party Gaming, whose assets are estimated to be worth £730 million.
Victor Chandler, a famous bookmaker who has launched important Internet sites of online gaming such as VC Casino, owns a fortune of £160 million.
Chandler is followed by Andrew Black and Ed Wray, the founders of Betfair, whose assets are worth £125 million.