Betfair claims to be the “world’s leading online betting exchange”. Betfair enables punters to choose their own odds and bet against each other, even after an event has started. Betfair claims more than 5 million transactions a day and 300 bets a second. Betfair Group plc is the world's largest Internet betting exchange. The company's headquarters are located in Hammersmith in West London, England. Since 9 March 2011 Betfair has operated its betting exchange under a Gibraltar licence. It was listed on the London Stock Exchange until it merged with Paddy Power to form Paddy Power Betfair on 2 February 2016.
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