 He was subsequently called to the Irish Bar.Shortly afterwards, he set up the accountancy firm of Haughey, Boland & Company with Harry Boland, son of Fianna Fáil Minister Gerald Boland.On 18 September 1951, he married Maureen Lemass, the daughter of the Fianna Fáil Minister and future Taoiseach Seán Lemass, having been close to her since their days at UCD, where they first met.