he has had a lot of success at club level with skellig rangers and south kerry. he won 4 county senior championships with south kerry, 3 in a row from 2004–06 and again in 2009. with skellig rangers he won a south kerry championship title in 2006, the club's first since 1968. 2008 would become the greatest in skellig rangers history when they won the county & munster junior championship with o'sullivan a key to the success; the team continued their success into 2009 when they won the all ireland title.