Greville first played hurling at juvenile and underage levels with Raharney, before progressing to the club's senior team.
He captained the team to the Westmeath SHC title in 2006 after a replay defeat of Castletown Geoghegan.
[7] Greville first became involved in team management and coaching at club level with Raharney.
During a lengthy spells in charge he guided the team to Westmeath SHC titles in 2010, 2014 and 2016.
[9] He became Westmeath's minor team manager in November 2013, serving iin that role for two seasons.