Mark Graham
| Challenge | Team | Total Miles | |
|---|---|---|---|
| 2025 Challenge | Coffman Engineers | 187.7 | View Activities |
| 2024 Challenge | Coffman Engineers | 238.4 | View Activities |
| 2023 Challenge | Coffman Engineers | 214.0 | View Activities |
| 2022 Challenge | Coffman Engineers, Inc. | 211.5 | View Activities |