| 2024 | Budo Accelerator Inc. | 990 | Board Director And Chair | 1 | $0 | $0 | View return |
| 2024 | Potential Energy Coalition Inc. | 990 | Board Member | 5 | $0 | $0 | View return |
| 2024 | Society for the Protection of Underground Networks | 990 | Board Chair | 2 | $0 | $0 | View return |
| 2024 | Mark and Amy Tercek Foundation | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2023 | Society for the Protection of Underground Networks | 990 | Board Director | 2 | $0 | $0 | View return |
| 2023 | Potential Energy Coalition Inc. | 990 | Board Member | 5 | $0 | $0 | View return |
| 2023 | Pennsylvania Coal Alliance Inc | 990 | Board Member | 1 | $0 | $0 | View return |
| 2023 | Budo Accelerator Inc. | 990EZ | Board Director And Chair | 1 | $0 | $0 | View return |
| 2023 | Acumen Fund Inc. | 990 | Director (Until 5/1/2023) | 1 | $0 | $0 | View return |
| 2023 | Williams College | 990 | Trustee | 4 | $0 | $0 | View return |
| 2023 | Mark and Amy Tercek Foundation | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2022 | Budo Accelerator Inc. | 990EZ | Board Director And Chair | 1 | $0 | $0 | View return |
| 2022 | Pennsylvania Coal Alliance Inc | 990 | Board Member | 1 | $0 | $0 | View return |
| 2022 | Acumen Fund Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | Potential Energy Coalition Inc. | 990 | Board Member | 5 | $0 | $0 | View return |
| 2022 | Mark and Amy Tercek Foundation | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2021 | Budo Accelerator Inc. | 990 | Secretary | 1 | $0 | $0 | View return |
| 2021 | Acumen Fund Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | Pennsylvania Coal Alliance Inc | 990 | Board Member | 1 | $0 | $0 | View return |
| 2021 | Mark and Amy Tercek Foundation | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2020 | The Nature Conservancy | 990 | Former CEO | 35 | $247,007 | $0 | View return |
| 2020 | Pennsylvania Coal Alliance Inc | 990 | Board Member | 1 | $0 | $0 | View return |
| 2020 | Acumen Fund Inc. | 990 | Director (From 5/1/20) | 1 | $0 | $0 | View return |
| 2020 | Mark and Amy Tercek Foundation | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2019 | The Nature Conservancy | 990 | Director, Pres & CEO (Thru 7/19) | 35 | $496,617 | $0 | View return |
| 2019 | Mark and Amy Tercek Foundation | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2018 | The Nature Conservancy | 990 | Director, President & CEO (Part Year) | 35 | $876,931 | $0 | View return |
| 2018 | Pennsylvania Coal Alliance Inc | 990 | Board Member | 1 | $0 | $0 | View return |
| 2017 | The Nature Conservancy | 990 | Director, President & CEO | 35 | $784,935 | $0 | View return |
| 2017 | Mark and Amy Tercek Foundation | 990PF | Trustee - As Needed | 0 | $0 | $0 | View return |
| 2017 | Pennsylvania Coal Alliance Inc | 990 | Board Member | 1 | $0 | $0 | View return |
| 2017 | Williams College | 990 | Trustee | 4 | $0 | $0 | View return |
| 2016 | The Nature Conservancy | 990 | Director, President & CEO | 35 | $788,524 | $0 | View return |
| 2016 | Mark and Amy Tercek Foundation | 990PF | Trustee - As Needed | 0 | $0 | $0 | View return |
| 2016 | Resources for the Future Inc. | 990 | Director | 0.19 | $0 | $0 | View return |
| 2016 | Williams College | 990 | Trustee | 4 | $0 | $0 | View return |
| 2015 | The Nature Conservancy | 990 | Director, President & CEO | 35 | $731,827 | $0 | View return |
| 2015 | The Bradford & Lauren Koenig Foundation C/O Baker Tilly Advisory Group LP | 990PF | Trustee--As Needed | 0 | $0 | - | View return |
| 2015 | Mark and Amy Tercek Foundation | 990PF | Trustee - As Needed | 0 | $0 | $0 | View return |
| 2015 | Resources for the Future Inc. | 990 | Director | 0 | $0 | $0 | View return |
| 2014 | The Nature Conservancy | 990 | Director, President & CEO | 35 | $696,134 | $0 | View return |
| 2014 | The Bradford & Lauren Koenig Foundation C/O Baker Tilly Advisory Group LP | 990PF | Trustee--As Needed | 0 | $0 | - | View return |
| 2014 | Resources for the Future Inc. | 990 | Director | 0 | $0 | $0 | View return |
| 2013 | The Nature Conservancy | 990 | Director, President & CEO | 35 | $587,752 | $0 | View return |
| 2013 | The Bradford & Lauren Koenig Foundation C/O Baker Tilly Advisory Group LP | 990PF | Trustee--As Needed | 0 | $0 | - | View return |
| 2013 | Resources for the Future Inc. | 990 | Director | 0.09 | - | - | View return |