Buddy List for William PetersShowing most recent ascent
| Climber | Ascent List | Ascent Date | Peak or Point | Elev-ft | Location |
| Becht, Tom | Ascent List | 2022-05-23 | Mount Whitney | 14498 | USA-CA |
| Burd, Bob | Ascent List | 2022-05-19 | Peak 1665 | 1665 | USA-CA |
| Fieberling, Karl | Ascent List | 2022-04-21 | Monte Lauro | 3238 | Italy |
| Graupe, Michael | Ascent List | 2022-05-22 | Brush Mountain | 3761 | USA-CA |
| Larkin, Mike | Ascent List | 2016-08-10 | Peak 13172 | 13172 | USA-CA |
| Mason, Mason | Ascent List | 2022-05-14 c | Eagle Peak | 7779 | USA-CA |
| ONeill, Patrick | Ascent List | 2022-05-24 | Peak 2,500ft | 2500 | USA-CA |
| Peters, William | Ascent List | 2022-05-21 | Mount Madonna | 1897 | USA-CA |
| Su, Eric | Ascent List | 2016-01-31 | Bitter Benchmark | 2749 | USA-CA |
| West, Rachel | Ascent List | 2017-08-05 | Mount Disney | 7953 | USA-CA |
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