Gregg Lewis has 3 recorded races from Greendale, Wisconsin, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2025-09-13 | 2025 Life Time Chequamegon MTB Festival Short & Fat 16 | 1:28:15 | 331 | |
| 2023-09-16 | 2023 Life Time Chequamegon MTB Festival presented by Trek Short & Fat 16 | 1:25:19 | 208 | |
| 2022-09-17 | 2022 Chequamegon MTB Festival Chequamegon 40 | Ultra Marathon | 3:59:36 | 836 |