Off the field, he took an active interest in the running of the Moyvane Club and became Secretary at the age of 20. In 1984, he became Chairman and remained so for 12 years. He became and officer of the Kerry County Board in 1988 and subsequently was elected Chairman in 1998 – a position which he held for 10 years. He brought great leadership to the County and had been integral in bringing Kerry GAA through some troubling times. Sean was appointed tour manager for the 2006 and 2008 International Rules series between Ireland and Australia.
Sean went on to be elected Vice Chairman of the Munster Council and eventually became Chairman in 2010. He has always seen himself as a footballer first, an administrator second, but a GAA man always.