| Andrew Wittwer's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| The Bear 100 2023 | Utah, US | 53 | Friday, September 29, 2023 | 33:09:38.00 |
| The Bear 100 2019 | Utah, US | 49 | Friday, September 27, 2019 | 33:44:51.00 |
| The Bear 100 2017 | Utah, US | 47 | Friday, September 22, 2017 | 33:04:35.00 |
| The Bear 100 2016 | Utah, US | 46 | Friday, September 23, 2016 | DNF |