| Thomas Dempsey's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Never Summer 100k 2017 | CO | 28 | Saturday, July 22, 2017 | Not yet started |
| Quad Rock 2017 | Colorado, US | 28 | Saturday, May 13, 2017 | DNF |
| Thomas Dempsey's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Never Summer 100k 2017 | CO | 28 | Saturday, July 22, 2017 | Not yet started |
| Quad Rock 2017 | Colorado, US | 28 | Saturday, May 13, 2017 | DNF |