His most notable partnership has been with Minella Mate, a horse he has saddled for 16 races and won with twice. Two wins from 16 might not sound like much, but in jump racing, where a single horse can rack up dozens of appearances across a long career, having a reliable stable companion that keeps delivering is genuinely valuable. Minella Mate has clearly become a cornerstone of the operation.
Nallen's most regular collaboration in the saddle has been with jockey Seamie Heffernan, who has ridden for the yard 20 times and come home in front on 1 occasion — a 5% win rate, or 1 win from every 20 rides. Heffernan is best known as a flat racing jockey, which makes this partnership an interesting one and hints at the varied nature of Nallen's string. One area where the yard shows genuine promise is on wet ground: from just 4 races in soft or muddy conditions, Nallen has trained 1 winner — a 25% win rate, or 1 in 4. That is a small sample, but it is the kind of number that is worth watching as it grows.
At this stage, Nallen reads like a trainer who is learning the craft and building steadily rather than making immediate headlines. Five winners in a season will not turn heads in the major yards, but every successful trainer starts somewhere, and the foundations here — a go-to horse in Minella Mate, a working relationship with an established jockey, and an early hint of an edge in wet conditions — suggest a man quietly putting the pieces together.
| Course | Races | Wins | Win rate |
|---|---|---|---|
| Listowel | 7 | 1 | 14.3% |
| Tipperary | 6 | 1 | 16.7% |
| Dundalk | 6 | 0 | 0% |
| Galway | 4 | 0 | 0% |
| Navan | 3 | 0 | 0% |
| The Curragh | 3 | 0 | 0% |
| Ballinrobe | 3 | 0 | 0% |
| Gowran Park | 3 | 0 | 0% |
| Fairyhouse | 2 | 1 | 50% |
| Cork | 2 | 1 | 50% |
| Limerick | 2 | 0 | 0% |
| Leopardstown | 2 | 0 | 0% |
| Roscommon | 2 | 0 | 0% |
| Wexford | 1 | 1 | 100% |
| Naas | 1 | 0 | 0% |
| Punchestown | 1 | 0 | 0% |
| Thurles | 1 | 0 | 0% |
| Downpatrick | 1 | 0 | 0% |
| Down Royal | 1 | 0 | 0% |