| 02-Sep-2018 | National Eventing Championships | RC 100 Championship | Mary Van Lonkhuyzen | n/a | 55.7 | | |
| 10-Jul-2016 | National Show Jumping Championships | Advanced Intermediate Championship (Qualifier) | Mary Van Lonkhuyzen | n/a | | | |
| 10-Jul-2016 | National Show Jumping Championships | RC 100 Derby | Mary Van Lonkhuyzen | n/a | | | |
| 12-Jul-2015 | National Show Jumping Championships | Advanced Intermediate Championship (Qualifier) | Mary Van Lonkhuyzen | n/a | | | |
| 12-Jul-2015 | National Show Jumping Championships | RC 100 Derby | Mary Van Lonkhuyzen | n/a | | | |
| 13-Jul-2014 | National Show Jumping Championships | RC 100 Derby | Mary Van Lonkhuyzen | n/a | | | |
| 13-Jul-2014 | National Show Jumping Championships | Advanced Intermediate Championship (Qualifier) | Mary Van Lonkhuyzen | n/a | | | |
| 15-Jul-2012 | National Show Jumping Championships | RC 100 Derby | Mary Van Lonkhuyzen | n/a | 4 | | |
| 17-Jul-2011 | National Show Jumping Championships | RC 90 Derby | Mary Van Lonkhuyzen | n/a | 11 | | |
| 17-Jul-2011 | National Show Jumping Championships | RC 90 Championship | Mary Van Lonkhuyzen | n/a | 4 | 6th | |
| 17-Jul-2011 | National Show Jumping Championships | Intermediate Championship (Qualifier) | Mary Van Lonkhuyzen | n/a | 4 | | |
| 19-Jun-2011 | Masters Series | Masters Series (Intermediate) | Mary Van Lonkhuyzen | n/a | 4 | | |
| 29-May-2011 | Masters Series | Masters Series (Intermediate) | Mary Van Lonkhuyzen | n/a | 4 | 5th | |