Doncaster Racecouse bosses' staggering £21 billion fortune earns them second spot on Rich List
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David and Simon Reuben have seen their wealth increase by £5 billion in the last year to see them just one spot off the top in the yearly rundown of Britain’s wealthiest people.
The pair own Arena Racing Company, the firm which runs Doncaster Racecourse.
The group owns and operates 16 turf and all-weather racecoures in the UK, accounting for almost half of all fixtures and more than 500 meetings a year.
As well as Doncaster, the group also controls Windsor and Lingfield.
The pair also own a £63 million superyacht called Siren.
The 241ft palace on water can accommodate 12 guests in six cabins - and the master bedroom has an amazing fold-out balcony.
There is reported to be a lift onboard to get between the four storeys and one of the most impressive features is the Jacuzzi on the deck.
That is situated near to the helicopter landing pad, from where guests can hop off and go to the onboard gym or watch a movie in the indoor or outdoor cinema.
David, believed to be 81, and Simon, thought to be 78, are self-made billionaires.
David started out in scrap metal while Simon made his early money in the carpet business.
The Mumbai-born brothers were educated in North London and also own a £19m private jet, a Capri nightclub enjoyed by the likes of Beyonce and George Clooney and the £120m Millbank Tower in central London.