| Tour de Bradfield Moors TT – men | Mon 26th Oct 2020 | 17/19 | 02:09:53 | See all Mark Gamsu at Tour de Bradfield Moors TT - men |
| Three Tops TT – men | Sun 18th Oct 2020 | 12/21 | 01:48:00 | See all Mark Gamsu at Three Tops TT - men |
| September 7 – Lose Hill (Men) | Wed 30th Sep 2020 | 9/9 | 00:19:53 | See all Mark Gamsu at September 7 - Lose Hill (Men) |
| September 7 – The Beast (Men) | Wed 30th Sep 2020 | 10/13 | 00:19:32 | See all Mark Gamsu at September 7 - The Beast (Men) |
| September 7 – Sir William Hill (Men) | Wed 30th Sep 2020 | 9/10 | 00:22:09 | See all Mark Gamsu at September 7 - Sir William Hill (Men) |
| September 7 – Shatton Mast (Men) | Wed 30th Sep 2020 | 11/10 | 00:20:27 | See all Mark Gamsu at September 7 - Shatton Mast (Men) |
| September 7 – Mam Tor (Men) | Wed 30th Sep 2020 | 8/10 | 00:21:10 | See all Mark Gamsu at September 7 - Mam Tor (Men) |
| Win Hill Uphill Only TT – men | Sun 20th Sep 2020 | 16/18 | 00:19:16 | See all Mark Gamsu at Win Hill Uphill Only TT - men |
| Hope Winter | Sun 1st Mar 2020 | 96/146 | 01:12:10 | See all Mark Gamsu at Hope Winter |
| Tigger Tor | Sun 26th Jan 2020 | 250/374 | 02:01:07 | See all Mark Gamsu at Tigger Tor |