| Under-14 County Cup | Middlesex Under-14s (2017) |
| Under-15 County Cup | Middlesex Under-15s (2018-2019) |
| Under-17 County Championship | Middlesex Under-17s (2019) |
| Miscellaneous | Middlesex Under-15s (2017) |
| Uxbridge (2017-2019) | |
| ECB London and East Under-15s (2019) | |
| ECB South Under-15s (2019) |