| Hertfordshire Premier League | North Mymms (2021-2025) |
| Under-14 County Cup | Hertfordshire Under-14s (2018) |
| Under-15 County Cup | Hertfordshire Under-15s (2019) |
| Under-18 County Cup | Hertfordshire Under-18s (2021) |
| Under-18 County Championship | Hertfordshire Under-18s (2022) |
| Under-18 Twenty20 | Hertfordshire Under-18s (2022) |
| Cricketer Cup | Old Merchant Taylors (2023-2026) |
| Miscellaneous | North Mymms (2023) |
| Marylebone Cricket Club (2024-2026) | |
| University of St Andrews (2025) |