| 2025 | West Hill Pond Association Inc. | 990EZ | Secretary | 5 | $0 | $0 | View return |
| 2024 | Peter G Humphrey Sally L Humphrey and Christopher G Humphrey Foundation | 990PF | Chairman | 0 | $0 | $0 | View return |
| 2024 | West Hill Pond Association Inc. | 990EZ | Secretary | 4 | $0 | $0 | View return |
| 2023 | West Hill Pond Association Inc. | 990EZ | Secretary | 4 | $0 | $0 | View return |
| 2023 | Peter G Humphrey Sally L Humphrey and Christopher G Humphrey Foundation | 990PF | Chairman | 0 | $0 | $0 | View return |
| 2022 | Pittsburgh Center for Creative Reuse | 990 | Board Member | 1 | $0 | $0 | View return |
| 2022 | Peter G Humphrey Sally L Humphrey and Christopher G Humphrey Foundation | 990PF | Chairman | 0 | $0 | $0 | View return |
| 2022 | The Misquamicut Club | 990 | Vice President | 2 | $0 | $0 | View return |
| 2022 | The Westerly Hospital Foundation Inc | 990 | Trustee | 1 | $0 | $0 | View return |
| 2021 | Peter G Humphrey Sally L Humphrey and Christopher G Humphrey Foundation | 990PF | Chairman | 0 | $0 | $0 | View return |
| 2021 | Pittsburgh Center for Creative Reuse | 990 | Board Member | 1 | $0 | $0 | View return |
| 2021 | The Misquamicut Club | 990 | Vice President | 2 | $0 | $0 | View return |
| 2021 | The Hill School | 990 | Board Member | 3 | $0 | $0 | View return |
| 2020 | Pittsburgh Center for Creative Reuse | 990EZ | Board Member | 1 | $0 | - | View return |
| 2020 | Peter G Humphrey Sally L Humphrey and Christopher G Humphrey Foundation | 990PF | Chairman | 0 | $0 | $0 | View return |
| 2020 | The Misquamicut Club | 990 | Vice President | 2 | $0 | $0 | View return |
| 2020 | The Westerly Hospital Foundation Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | The Hill School | 990 | Board Member | 3 | $0 | $0 | View return |
| 2020 | Concordia Lutheran Ministries | 990 | Board Member | 1 | $0 | $0 | View return |
| 2019 | Peter G Humphrey Sally L Humphrey and Christopher G Humphrey Foundation | 990PF | Chairman | 0 | $0 | $0 | View return |
| 2019 | Vivisection Investigation League | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | Millennium Guild Inc. | 990EZ | Director | 1 | $0 | $0 | View return |
| 2019 | The Hill School | 990 | Board Member | 3 | $0 | $0 | View return |
| 2019 | Concordia Lutheran Ministries | 990 | Board Member | 1 | $0 | $0 | View return |
| 2019 | The Westerly Hospital Foundation Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Peter G Humphrey Sally L Humphrey and Christopher G Humphrey Foundation | 990PF | Chairman | 0 | $0 | $0 | View return |
| 2018 | Millennium Guild Inc. | 990EZ | Director | 1 | $0 | $0 | View return |
| 2018 | Vivisection Investigation League | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Concordia Lutheran Ministries | 990 | Board Member | 1 | $0 | $0 | View return |
| 2018 | The Westerly Hospital Foundation Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | The Hill School | 990 | Board Member | 3 | $0 | $0 | View return |
| 2018 | Vivisection Investigation League | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Vivisection Investigation League | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Peter G Humphrey Sally L Humphrey and Christopher G Humphrey Foundation | 990PF | Chairman | 0 | $0 | $0 | View return |
| 2017 | Concordia Lutheran Ministries | 990 | Board Member | 1 | $0 | $0 | View return |
| 2017 | The Westerly Hospital Foundation Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | The Hill School | 990 | Board Member | 3 | $0 | $0 | View return |
| 2016 | Peter G Humphrey Sally L Humphrey and Christopher G Humphrey Foundation | 990PF | Chairman | 0 | $0 | $0 | View return |
| 2016 | Vivisection Investigation League | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | The Hill School | 990 | Board Member | 3 | $0 | $0 | View return |
| 2016 | The Westerly Hospital Foundation Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Concordia Lutheran Ministries | 990 | Vice Chair | 1 | $0 | $0 | View return |
| 2015 | International Society of Urological Pathology Inc | 990EZ | Ex-President | 2 | $0 | $0 | View return |
| 2015 | Peter G Humphrey Sally L Humphrey and Christopher G Humphrey Foundation | 990PF | Chairman | 0 | $0 | $0 | View return |
| 2015 | Vivisection Investigation League | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | The Westerly Hospital Foundation Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Concordia Lutheran Ministries | 990 | Board Member | 1 | $0 | $0 | View return |
| 2015 | The Hill School | 990 | Board Member | 3 | $0 | $0 | View return |
| 2014 | Vivisection Investigation League | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | International Society of Urological Pathology Inc | 990EZ | President | 2 | $0 | $0 | View return |
| 2014 | Peter G Humphrey Sally L Humphrey and Christopher G Humphrey Foundation | 990PF | Chairman | 0 | $0 | $0 | View return |
| 2014 | The Hill School | 990 | Board Member | 3 | $0 | $0 | View return |
| 2014 | Concordia Lutheran Ministries | 990 | Board Member | 1 | $0 | $0 | View return |
| 2014 | The Westerly Hospital Foundation Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2013 | Peter G Humphrey Sally L Humphrey and Christopher G Humphrey Foundation | 990PF | Chairman | 0 | $0 | $0 | View return |
| 2013 | International Society of Urological Pathology Inc | 990EZ | President | 2 | $0 | $0 | View return |
| 2013 | The Hill School | 990 | Board Member | 3 | $0 | $0 | View return |
| 2013 | The City Choir of Washington | 990 | Member | 10 | $0 | $0 | View return |
| 2013 | The Westerly Hospital Foundation Inc | 990 | Director (As Of 01/2014) | 2 | - | - | View return |
| 2012 | Peter G Humphrey Sally L Humphrey and Christopher G Humphrey Foundation | 990PF | Chairman | 0 | $0 | $0 | View return |
| 2011 | Peter G Humphrey Sally L Humphrey and Christopher G Humphrey Foundation | 990PF | Chairman | 0 | $0 | $0 | View return |