| Mark Lehmkuhle's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| The Bear 100 2017 | Utah, US | 41 | Friday, September 22, 2017 | 25:46:29.00 |
| The Bear 100 2016 | Utah, US | 40 | Friday, September 23, 2016 | DNF |
| The Bear 100 2015 | Utah, US | 39 | Friday, September 25, 2015 | 26:18:39.00 |