2024 J Thom
2023 D Brown
2022 M J Urry
2021 J Priestley
2020 R W Jones
2019 A J Stamm
2018 J C M Thomson
2017 B Gibson
2016 R Mitchell
2015 K R Niven
2014 P T Tulleth
2013 I R Gardner
2012 I R Gardner
2011 G Donaldson
2010 K Liddle
2009 S MacDermid
2008 J P Alexander
2007 B D Henderson
2006 Gerry Wilson
2005 G A Crichton