| 2023-Changi, Singapore |
Jamie Boston |
Queensland Arboricultural Association |
| |
Stephanie Dryfhout |
New Zealand Arboricultural Association |
| 2019-Christchurch, New Zealand |
Barton Allen-Hall |
Arboriculture Australia |
| |
Jess Hamer |
Queensland Arboricultural Association |
| 2018- |
|
|
| 2017-Perth, WA, Australia |
James Gigliotti |
Arboriculture Australia |
| |
Maja Blasch |
Arboriculture Australia |
| 2016-Hong Kong |
Andy Neverman |
New Zealand Chapter |
| |
Nicky Ward-Allen |
New Zealand Chapter |
| 2015-Dhoby Ghaut, Singapore |
James Kilpatrick |
New Zealand Chapter |
| |
Chrissy Spence |
New Zealand Chapter |
| 2014-Cairns, QLD, Australia |
Scott Forrest |
New Zealand Chapter |
| |
Rebecca Barnes |
Arboriculture Australia |
| 2013-Auckland, New Zealand |
Scott Forrest |
New Zealand Chapter |
| |
Jessica Knott |
Australia |
| 2012-Hobart, Tasmania, Australia |
James Kilpatrick |
New Zealand Chapter |
| |
Kiah Martin |
Arboriculture Australia |
| 2011-Singapore |
James Kilpatrick |
New Zealand Chapter |
| |
Kiah Martin |
Arboriculture Australia |
| 2010-Freemans Bay, Auckland, New Zealand |
James Kilpatrick |
New Zealand Chapter |
| |
Chrissy Spence |
New Zealand Chapter |
| 2009-New Castle, NSW, Australia |
Grant Cody |
Australia Chapter |
| |
Chrissy Spence |
New Zealand Chapter |
| 2008-Brisbane, QLD, Australia |
Richard Kenyon |
Australia Chapter |
| |
Chrissy Spence |
New Zealand Chapter |