| 2023 | Capital Impact Foundation | 990PF | Director And Secretary | 0 | $0 | $0 | View return |
| 2023 | Independent Petroleum Association | 990 | Committee Ch | 1 | $0 | $0 | View return |
| 2022 | Energy & Mineral Law Foundation | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2022 | Independent Petroleum Association | 990 | Committee Ch | 1 | $0 | $0 | View return |
| 2022 | Capital Impact Foundation | 990PF | Director And Secretary | 0 | $0 | $0 | View return |
| 2021 | Energy & Mineral Law Foundation | 990 | Trustee | 1 | $0 | $0 | View return |
| 2021 | Independent Petroleum Association | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | Capital Impact Foundation | 990PF | Director And Secretary | 0 | $0 | $0 | View return |
| 2020 | Independent Petroleum Association | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | Capital Impact Foundation | 990PF | Director And Secretary | 1 | $0 | $0 | View return |
| 2019 | Independent Petroleum Association | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | Capital Impact Foundation | 990PF | Director And Secretary | 1 | $0 | $0 | View return |
| 2018 | Capital Impact Foundation | 990PF | Director And Secretary | 1 | $0 | $0 | View return |
| 2018 | Independent Petroleum Association | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Energy & Mineral Law Foundation | 990 | Executive Committee And Tr | 1 | $0 | $0 | View return |
| 2018 | Eastern Mineral Law Foundation Endowment Fund | 990 | Executive Committee Member | - | $0 | $0 | View return |
| 2017 | Eastern Mineral Law Foundation Endowment Fund | 990 | Executive Committee Member | - | $0 | $0 | View return |
| 2017 | Capital Impact Foundation | 990PF | Director And Secretary | 1 | $0 | $0 | View return |
| 2017 | Independent Petroleum Association | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Energy & Mineral Law Foundation | 990 | Executive Committee And Tr | 1 | $0 | $0 | View return |
| 2016 | Capital Impact Foundation | 990PF | Director And Secretary | 1 | $0 | $0 | View return |
| 2016 | Independent Petroleum Association | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Independent Petroleum Association | 990 | Director | 1 | $0 | $0 | View return |
| 2011 | Capital Impact Foundation | 990PF | Director And Secretary | 1 | $0 | $0 | View return |