[1] Farrell has been Head of Marketing and Communications and General Manager retail operations at EBS Building Society, Chief Executive at Galway's Galvia Private Hospital and General Manager at Sligo Regional Hospital.
Farrell was appointed as Head of Group Corporate Communications and Government Relations at Bank of Ireland in May 2013.
[4] Farrell was the chief executive of the Irish Banking Federation.
As well as this he was a member of the executive committee of the European Banking Federation, representing the interests of commercial banks across the continent.
[7] Farrell was General Secretary of Fianna Fáil between 1991 and 1997.