| Joseph Kotlowski's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Never Summer 100k (2018) | Wisconsin, US | 36 | Saturday, July 28, 2018 | DNF |
| Never Summer 100k 2016 | WI | 34 | Saturday, July 23, 2016 | DNF |
| Joseph Kotlowski's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Never Summer 100k (2018) | Wisconsin, US | 36 | Saturday, July 28, 2018 | DNF |
| Never Summer 100k 2016 | WI | 34 | Saturday, July 23, 2016 | DNF |