| Result | Tournament |
|---|---|
| George Marter defeated Brent Kolbeck | 2012 Q School - Event 3 Snooker |
| Mohammed Al Shaikh defeated Brent Kolbeck | 2012 Q School - Event 2 Snooker |
| Ryan Causton defeated Brent Kolbeck | 2012 Q School - Event 1 Snooker |
| Bobby Cruickshanks defeated Brent Kolbeck | 2011 Q School - Event 3 Snooker |
| Liam Monk defeated Brent Kolbeck | 2011 Q School - Event 2 Snooker |
| Allan Taylor defeated Brent Kolbeck | 2011 Q School - Event 1 Snooker |
| James Welsh defeated Brent Kolbeck | 2011 PTC - Event 7 Snooker |
| Mitchell Travis defeated Brent Kolbeck | 2011 PTC - Event 6 Snooker |
| John Sutton defeated Brent Kolbeck | 2011 PTC - Event 5 Snooker |
| Declan Bristow defeated Brent Kolbeck | 2011 PTC - Event 4 Snooker |
| Shahram Changezi defeated Brent Kolbeck | 2011 PTC - Event 3 Snooker |
| Ross Summers defeated Brent Kolbeck | 2011 PTC - Event 2 Snooker |