| Mark Werkmeister's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| The Bear 100 2021 | New Mexico, US | 60 | Saturday, September 25, 2021 | 31:01:11.00 |
| 2016 Silverton Double Dirty 30 | New Mexico, US | 55 | Saturday, September 24, 2016 | 16:59:37.00 |
| Mark Werkmeister's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| The Bear 100 2021 | New Mexico, US | 60 | Saturday, September 25, 2021 | 31:01:11.00 |
| 2016 Silverton Double Dirty 30 | New Mexico, US | 55 | Saturday, September 24, 2016 | 16:59:37.00 |