 The airline's head office is on the grounds of Dublin Airport in Cloghran, County Dublin.Formed in 1936, Aer Lingus is a former member of the Oneworld airline alliance, which it left on 31 March 2007.After the takeover by IAG, it was expected that Aer Lingus would re-enter Oneworld, however, at a press briefing on 15 November 2017 the airline's then CEO Stephen Kavanagh stated that the airline has "no plans to join Oneworld".