| 2024 | The Historical Diving Society | 990EZ | Director | 2 | $0 | - | View return |
| 2024 | David a and Agatha T Ulrich Foundation Inc. | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2023 | The Historical Diving Society | 990EZ | Director | 2 | $20 | $0 | View return |
| 2023 | Danish Home for the Aged Inc | 990 | Board | 1 | $0 | $0 | View return |
| 2023 | David a and Agatha T Ulrich Foundation Inc. | 990PF | Director | 0.5 | $0 | - | View return |
| 2022 | Railway Systems Suppliers Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | The Historical Diving Society | 990 | Director | 2 | $0 | $0 | View return |
| 2022 | Danish Home for the Aged Inc | 990 | Board | 2 | $0 | $0 | View return |
| 2022 | David a and Agatha T Ulrich Foundation Inc. | 990PF | Director | 0.5 | $0 | - | View return |
| 2021 | Railway Systems Suppliers Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | Danish Home for the Aged Inc | 990 | Board | 2 | $0 | $0 | View return |
| 2021 | David a and Agatha T Ulrich Foundation Inc. | 990PF | Director | 0.5 | $0 | - | View return |
| 2021 | Railway Supply Institute Inc | 990 | Director | 0.5 | $0 | $0 | View return |
| 2021 | The Historical Diving Society | 990EZ | Director | 2 | $0 | - | View return |
| 2020 | David a and Agatha T Ulrich Foundation Inc. | 990PF | Director | 0.5 | $0 | - | View return |
| 2020 | Railway Systems Suppliers Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | Danish Home for the Aged Inc | 990 | Board | 5 | $0 | $0 | View return |
| 2019 | Railway Systems Suppliers Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | Danish Home for the Aged Inc | 990 | Board | 2 | $0 | $0 | View return |
| 2018 | Railway Systems Suppliers Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Railway Supply Institute Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2016 | David a and Agatha T Ulrich Foundation Inc. | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2016 | Blair Basketball Club Inc. | 990EZ | President | 2 | $0 | - | View return |
| 2015 | Railway Supply Institute Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2015 | David a and Agatha T Ulrich Foundation Inc. | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2015 | Blair Basketball Club Inc. | 990EZ | President | 2 | $0 | - | View return |
| 2014 | David a and Agatha T Ulrich Foundation Inc. | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2014 | Railway Supply Institute Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2013 | David a and Agatha T Ulrich Foundation Inc. | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2012 | David a and Agatha T Ulrich Foundation Inc. | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2011 | David a and Agatha T Ulrich Foundation Inc. | 990PF | Director | 0.5 | $0 | $0 | View return |