Liam was educated at Cappagh N.S. and Ballybryan N.S.. Liam attended St. Joseph’s Secondary School Rochfortbridge and qualified as a teacher from the University of Limerick in 2008. Between November 2007 and Feburary 2008 Liam served as Vice-President of Young Fine Gael.
In June 2009 Liam was elected to Offaly County Council and served as Leas Cathaoirleach between 2012 and 2013.
He was elected as Cathaoirleach of Offaly County Council for 2017-18.