 While at Merchant Taylors, Arthur played as a forward for the local rugby union team, Waterloo FC.On their return to Barcelona the two brothers joined their father's company which now became known as "Witty Sociedad Anónima", Witty S.A.

Arthur and Ernest returned to Spain with a love of sports.Unable to play rugby union due to a lack of suitable pitches, the Wittys began to organise football games between company teams made up of employees.