32: Tabcorp (2016)
The Australian wagering giant has enjoyed an eventful 12 months having launched Sun Bets in the UK market in partnership with media giant News UK while also going on the defensive in its home market to lobby, successfully, against the use of online in-play products by rivals. Digital wagering amounted to £2.2bn, a rise of 12% for the year ended 30 June, driven by the release of a new mobile product.