| 2024 | High Lonesome Institute Inc | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2023 | High Lonesome Institute Inc | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2023 | Western Landowners Alliance | 990 | Director | 0.93 | $0 | $0 | View return |
| 2023 | The St Marys University School of Law Foundation | 990 | Director | 0.25 | $0 | $0 | View return |
| 2022 | The St Marys University School of Law Foundation | 990 | Director | 0.25 | $0 | $0 | View return |
| 2022 | Western Landowners Alliance | 990 | Director | 0.93 | $0 | $0 | View return |
| 2022 | High Lonesome Institute Inc | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2021 | High Lonesome Institute Inc | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2021 | Western Landowners Alliance | 990 | Director | - | $0 | $0 | View return |
| 2020 | Western Landowners Alliance | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | High Lonesome Institute Inc | 990PF | Director | 5 | $0 | $0 | View return |
| 2019 | Western Landowners Alliance | 990 | Director | 0.5 | $0 | $0 | View return |
| 2019 | High Lonesome Institute Inc | 990 | Director | 5 | $0 | $0 | View return |
| 2018 | Western Landowners Alliance | 990 | Director | 0.5 | $0 | $0 | View return |
| 2018 | Theodore Roosevelt Conservation Partnership | 990 | Director | 0.5 | $0 | $0 | View return |
| 2018 | High Lonesome Institute Inc | 990 | Director | 5 | $0 | $0 | View return |
| 2017 | High Lonesome Institute Inc | 990 | Director | 5 | $0 | $0 | View return |
| 2017 | Western Landowners Alliance | 990 | Director | 0.5 | $0 | $0 | View return |
| 2017 | Theodore Roosevelt Conservation Partnership | 990 | Director | 0.5 | $0 | $0 | View return |
| 2016 | Western Landowners Alliance | 990 | Director | 0.5 | $0 | $0 | View return |
| 2016 | High Lonesome Institute Inc | 990 | Director | 5 | $0 | $0 | View return |
| 2016 | Theodore Roosevelt Conservation Partnership | 990 | Director | 0.5 | $0 | $0 | View return |
| 2015 | Western Landowners Alliance | 990 | Chairman | 5 | $0 | $0 | View return |
| 2015 | Theodore Roosevelt Conservation Partnership | 990 | Director | 0.5 | $0 | $0 | View return |
| 2015 | High Lonesome Institute Inc | 990 | Director | 5 | $0 | $0 | View return |
| 2014 | Wild Earth Society Incorporated | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | Theodore Roosevelt Conservation Partnership | 990 | Director | 0.5 | $0 | $0 | View return |
| 2014 | Western Landowners Alliance | 990 | Chair | 4 | $0 | $0 | View return |
| 2014 | High Lonesome Institute Inc | 990 | Director | 5 | $0 | $0 | View return |
| 2013 | Wild Earth Society Incorporated | 990 | Director | 3 | $0 | $0 | View return |
| 2013 | Theodore Roosevelt Conservation Partnership | 990 | Director | 0.5 | $0 | $0 | View return |