| 2017 U20 Herts Phoenix |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 46.45 | | | | 4 | | | | Parliament Hill | UK Youth Development U17/U20 League Division South 1D | 23 Jul 17 |
| 4x100 | 49.2 | | | | 4 | | | | Walthamstow | UK Youth Development U17/U20 League Division South 1D | 25 Jun 17 |
| 4x100 | 50.27 | | | | 4 | | | | Gillingham | UK Youth Development U17/U20 League Division South 1D | 30 Apr 17 |
| 4x400 | 3:55.15 | | | | 5 | | | | Parliament Hill | UK Youth Development U17/U20 League Division South 1D | 23 Jul 17 |
| 4x400 | 4:05.0 | | | | 5 | | | | Walthamstow | UK Youth Development U17/U20 League Division South 1D | 25 Jun 17 |
| 2016 U20 Herts Phoenix |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 46.0 | | | | 1 | | | | Dartford | UK Youth Development U17/U20 League Division South North/East 2 | 1 May 16 |
| 4x100 | 47.9 | | | | 2 | | | | Mile End | UK Youth Development U17/U20 League Division South North/East 2 | 29 May 16 |
| 4x100 | 49.35 | | | | 2 | | | | Parliament Hill | UK Youth Development U17/U20 League Division South North/East 2 | 26 Jun 16 |
| 4x400 | 4:09.8 | | | | 2 | | | | Walton | UK Youth Development U17/U20 League Division South North/East 2 | 24 Jul 16 |
| 4x400 | 6:02.71 | | | | 1 | | | | Parliament Hill | UK Youth Development U17/U20 League Division South North/East 2 | 26 Jun 16 |
| 2015 U20 Herts Phoenix |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 46.45 | | | | 3 | | | | Mile End | UK Youth Development U17/U20 League Division South North/East 1 | 28 Jun 15 |
| 4x100 | 46.59 | | | | 1 | | | | Stevenage | Hertfordshire County U13 / Masters' / Relay & 1500m Championships (Inc Hertfordshire County AAA Open) | 4 May 15 |
| 2014 U20 Herts Phoenix |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 45.84 | | | | 1 | | | | Stevenage | Hertfordshire County AAA Open (Inc Veterans' Championships) | 5 May 14 |
| 4x100 | 46.8 | | | | 2 | | | | Sandy | UK Youth Development U17/U20 League Division Southern North 1 | 1 Jun 14 |
| 4x100 | 47.4 | | | | 3 | | | | Walthamstow | UK Youth Development U17/U20 League Division Southern North 1 | 27 Jul 14 |
| 4x100 | 48.77 | | | | 3 | | | | Eltham | UK Youth Development U17/U20 League Division Southern North 1 | 29 Jun 14 |
| 4x400 | 3:55.0 | | | | 1 | | | | Sandy | UK Youth Development U17/U20 League Division Southern North 1 | 1 Jun 14 |
| 4x400 | 3:55.04 | | | | 1 | | | | Eltham | UK Youth Development U17/U20 League Division Southern North 1 | 29 Jun 14 |
| 4x400 | 3:57.8 | | | | 2 | | | | Mile End | UK Youth Development U17/U20 League Division Southern North 1 | 27 Apr 14 |
| 4x400 | 4:05.79 | | | | 2 | | | | Stevenage | Hertfordshire County AAA Open (Inc Veterans' Championships) | 5 May 14 |
| 2013 U20 Herts Phoenix |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 44.88 | | | | 4 | | | | Bedford | England Athletics U15/U17 Championships | 1 Sep 13 |
| 4x100 | 45.0 | | | | 3 | | | | Sandy | UK Youth Development U17/U20 League Division Southern North 1 | 28 Jul 13 |
| 4x100 | 46.9 | | | | 3 | | | | Welwyn | UK Youth Development U17/U20 League Division Southern North 1 | 2 Jun 13 |
| 4x100 | 46.9 | | | | 3 | | | | Eltham | UK Youth Development U17/U20 League Division Southern North 1 | 30 Jun 13 |
| 4x100 | 47.02 | | | | 1 | | | | Stevenage | Hertfordshire County Championships Day 1 | 6 May 13 |
| 4x100 | 49.4 | | | | 4 | | | | Stevenage | UK Youth Development U17/U20 League Division Southern North 1 | 28 Apr 13 |
| 4x400 | 3:35.6 | | | | 1 | | | | Welwyn | UK Youth Development U17/U20 League Division Southern North 1 | 2 Jun 13 |
| 4x400 | 3:41.3 | | | | 2 | | | | Stevenage | UK Youth Development U17/U20 League Division Southern North 1 | 28 Apr 13 |
| 4x400 | 3:49.0 | | | | 2 | | | | Eltham | UK Youth Development U17/U20 League Division Southern North 1 | 30 Jun 13 |
| 2012 U20 Herts Phoenix |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 44.78 | | | | 6 | | | | Hendon | National Junior Athletic League Southern Premier Division | 12 Aug 12 |
| 4x400 | 3:28.98 | | | | 5 | | | | Bromley | National Junior Athletic League Southern Premier Division | 22 Jul 12 |
| 4x400 | 3:30.74 | | | | 6 | | | | Hendon | National Junior Athletic League Southern Premier Division | 12 Aug 12 |
| 4x400 | 3:36.59 | | | | 6 | | | | Lee Valley | National Junior Athletic League Southern Premier Division | 24 Jun 12 |
| 2011 U20 Herts Phoenix |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 45.65 | | | | 4 | A | | | Peterborough | National Junior League Thames Division | 24 Jul 11 |
| 4x100 | 47.06 | | | | 3 | | | | Hendon | National Junior League Southern Promotion Match | 28 Aug 11 |
| 4x100 | 47.5 | | | | 4 | | | | Watford | National Junior League Thames Division | 29 May 11 |
| 4x100 | 48.6 | | | | 3 | | | | Ware | National Junior League Thames Division | 1 May 11 |
| 4x400 | 3:32.3 | | | | 1 | | | | Watford | National Junior League Thames Division | 29 May 11 |
| 4x400 | 3:38.75 | | | | 1 | A | | | Peterborough | National Junior League Thames Division | 24 Jul 11 |
| 4x400 | 3:44.5 | | | | 1 | | | | Stevenage | Herts County Open (inc Relay Championships) | 2 May 11 |
| 4x400 | 4:15.0 | | | | 3 | | | | Ware | National Junior League Thames Division | 1 May 11 |
| 2010 U20 Herts Phoenix |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 45.8 | | | | 2 | | | | Braintree | National Junior Athletic League Thames | 25 Apr 10 |
| 4x100 | 47.81 | | | | 4 | | | | Cambridge | National Junior Athletic League Thames | 25 Jul 10 |
| 4x400 | 3:26.6 | | | | 1 | | | | Braintree | National Junior Athletic League Thames | 25 Apr 10 |
| 4x400 | 3:27.2 | | | | 1 | | | | Ware | National Junior Athletic League Thames | 23 May 10 |
| 4x400 | 3:36.97 | | | | 3 | | | | Cambridge | National Junior Athletic League Thames | 25 Jul 10 |
| 2009 U20 Herts Phoenix |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 45.7 | | | | 3 | A | | | Basildon | National Junior Athletic League Thames | 26 Apr 09 |
| 4x100 | 45.7 | | | | 2 | | | | Luton | National Junior Athletic League Thames | 24 May 09 |
| 4x100 | 46.9 | | | | 5 | | | | Barking | National Junior Athletic League Thames | 26 Jul 09 |
| 4x400 | 3:26.50 | | | | 1 | | | | Luton | National Junior Athletic League Thames | 24 May 09 |
| 4x400 | 3:27.0 | | | | 1 | | | | Stevenage | Hertfordshire County 1500m/Relays/Veterans Championships | 4 May 09 |
| 4x400 | 3:31.9 | | | | 3 | A | | | Basildon | National Junior Athletic League Thames | 26 Apr 09 |
| 4x400 | 3:41.7 | | | | 2 | | | | Barking | National Junior Athletic League Thames | 26 Jul 09 |
| 2008 U20 Herts Phoenix |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 45.8 | | | | 2 | | | | Ipswich | National Junior Athletic League - Thames | 27 Apr 08 |
| 4x400 | 3:32.5 | | | | 1 | | | | Barking | National Junior Athletic League - Thames | 25 May 08 |
| 4x400 | 3:36.5 | | | | 3 | | | | Ipswich | National Junior Athletic League - Thames | 27 Apr 08 |
| 2007 U20 Herts Phoenix |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 44.9 | | | | 4 | | | | Bromley | National Junior League Southern Premier | 29 Jul 07 |
| 4x100 | 45.5 | | | | 8 | | | | Woodford | National Junior League Southern Premier | 1 Jul 07 |
| 4x100 | 45.8 | | | | 8 | | | | Lee Valley | National Junior League Southern Premier | 29 Apr 07 |
| 4x100 | 45.91 | | | | 4 | | | | Hendon | National Junior League Southern Premier | 27 May 07 |
| 4x400 | 3:30.8 | | | | 7 | | | | Lee Valley | National Junior League Southern Premier | 29 Apr 07 |
| 4x400 | 3:37.2 | | | | 6 | | | | Bromley | National Junior League Southern Premier | 29 Jul 07 |
| 4x400 | 3:37.88 | | | | 4 | | | | Hendon | National Junior League Southern Premier | 27 May 07 |