| 2025 | Janson Foundation | 990PF | Treasurer | 1 | $0 | $0 | View return |
| 2024 | Columbia Economic Development Corporation | 990EZ | Executive Di | 15 | $13,200 | - | View return |
| 2024 | Janson Foundation | 990PF | Treasurer | 1 | $0 | $0 | View return |
| 2024 | Columbia Healthcare Foundation Inc | 990PF | President | 0 | $0 | $0 | View return |
| 2023 | Columbia Economic Development Corporation | 990EZ | Executive Di | 15 | $13,350 | - | View return |
| 2023 | Glatfelter Memorial Field Trust | 990PF | Past Preside | 1 | $0 | $0 | View return |
| 2023 | Janson Foundation | 990PF | Treasurer | 1 | $0 | $0 | View return |
| 2023 | Columbia Healthcare Foundation Inc | 990PF | President | 0 | $0 | $0 | View return |
| 2022 | Columbia Economic Development Corporation | 990EZ | Executive Di | 15 | $12,800 | - | View return |
| 2022 | Glatfelter Memorial Field Trust | 990PF | President | 1 | $0 | $0 | View return |
| 2022 | Columbia Healthcare Foundation Inc | 990PF | President | 0 | $0 | $0 | View return |
| 2022 | Janson Foundation | 990PF | Treasurer | 1 | $0 | $0 | View return |
| 2021 | Columbia Economic Development Corporation | 990EZ | Executive Di | 15 | $16,900 | - | View return |
| 2021 | Columbia Healthcare Foundation Inc | 990PF | President | 0 | $0 | $0 | View return |
| 2021 | Janson Foundation | 990PF | Treasurer | 1 | $0 | $0 | View return |
| 2021 | Glatfelter Memorial Field Trust | 990PF | President | 1 | $0 | $0 | View return |
| 2020 | Columbia Economic Development Corporation | 990EZ | Executive Di | 1 | $0 | - | View return |
| 2020 | Glatfelter Memorial Field Trust | 990PF | President | 1 | $0 | $0 | View return |
| 2020 | Janson Foundation | 990PF | Treasurer | 0 | $0 | $0 | View return |
| 2020 | Columbia Healthcare Foundation Inc | 990PF | President | 0 | $0 | $0 | View return |
| 2019 | Columbia Healthcare Foundation Inc | 990PF | President | 0 | $0 | $0 | View return |
| 2019 | Columbia Economic Development Corporation | 990 | Member | 1 | $0 | $0 | View return |
| 2019 | Glatfelter Memorial Field Trust | 990PF | President | 1 | $0 | $0 | View return |
| 2019 | Janson Foundation | 990PF | Treasurer | 0 | $0 | $0 | View return |
| 2018 | Janson Foundation | 990PF | Treasurer | 0 | $0 | $0 | View return |
| 2018 | Columbia Economic Development Corporation | 990EZ | Member | 1 | $0 | - | View return |
| 2018 | Columbia Healthcare Foundation Inc | 990PF | President | 0 | $0 | $0 | View return |
| 2018 | Glatfelter Memorial Field Trust | 990PF | President | 0 | $0 | $0 | View return |
| 2017 | Glatfelter Memorial Field Trust | 990PF | President | 1 | $0 | $0 | View return |
| 2017 | Columbia Healthcare Foundation Inc | 990PF | President | 1 | $0 | $0 | View return |
| 2017 | Janson Foundation | 990PF | Treasurer | 1 | $0 | $0 | View return |
| 2017 | Columbia Economic Development Corporation | 990EZ | Member | 1 | $0 | - | View return |
| 2016 | Janson Foundation | 990PF | Treasurer | 1 | $0 | $0 | View return |
| 2016 | Glatfelter Memorial Field Trust | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2016 | Columbia Economic Development Corporation | 990EZ | Member | 1 | $0 | - | View return |
| 2015 | Janson Foundation | 990PF | Treasurer | 1 | $0 | $0 | View return |
| 2015 | Glatfelter Memorial Field Trust | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2015 | Columbia Economic Development Corporation | 990EZ | Member | 1 | $0 | - | View return |
| 2014 | Columbia Economic Development Corporation | 990EZ | Member | 1 | $0 | - | View return |
| 2014 | Janson Foundation | 990PF | Treasurer | 1 | $0 | $0 | View return |
| 2014 | Glatfelter Memorial Field Trust | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2013 | Columbia Economic Development Corporation | 990EZ | Member | 1 | $0 | - | View return |
| 2013 | Glatfelter Memorial Field Trust | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2013 | Janson Foundation | 990PF | Treasurer | 1 | $0 | $0 | View return |
| 2012 | Janson Foundation | 990PF | Treasurer | 1 | $0 | $0 | View return |
| 2012 | Glatfelter Memorial Field Trust | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2011 | Glatfelter Memorial Field Trust | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2011 | Janson Foundation | 990PF | Sec/Treas. | 1 | $0 | $0 | View return |
| 2010 | Janson Foundation | 990PF | Sec/Treas. | 1 | $0 | $0 | View return |
| 2010 | Glatfelter Memorial Field Trust | 990PF | Trustee | 1 | $0 | $0 | View return |