| 2024 | Cryogenic Engineering Conferecne Inc. | 990EZ | Director | 0 | $0 | - | View return |
| 2024 | International Cryocooler Conference Inc. | 990EZ | Icc23 Chair | 5 | $0 | $0 | View return |
| 2023 | International Cryocooler Conference Inc. | 990EZ | Icc23 Chair | 5 | $0 | $0 | View return |
| 2023 | Good Samaritan of Manchester Tennessee Inc. | 990EZ | Secretary | 3 | $0 | $0 | View return |
| 2023 | Vine Street Community Center Council Inc. | 990 | Vice Chair | 2 | $0 | $0 | View return |
| 2023 | Cryogenic Engineering Conferecne Inc. | 990 | Director | 0 | $0 | $0 | View return |
| 2022 | Cryogenic Engineering Conferecne Inc. | 990 | Director | 0 | $0 | $0 | View return |
| 2022 | The Hastings Center Inc | 990 | Trustee | 3 | $0 | $0 | View return |
| 2022 | International Cryocooler Conference Inc. | 990EZ | Icc23 Chair | 2 | $0 | $0 | View return |
| 2022 | Good Samaritan of Manchester Tennessee Inc. | 990EZ | Secretary | 3 | $0 | $0 | View return |
| 2022 | Vine Street Community Center Council Inc. | 990 | Vice Chair | 2 | $0 | $0 | View return |
| 2021 | The Hastings Center Inc | 990 | Trustee | 1 | $0 | $0 | View return |
| 2021 | International Cryocooler Conference Inc. | 990EZ | Director | 1 | $0 | $0 | View return |
| 2021 | Cryogenic Engineering Conferecne Inc. | 990 | Director | 0 | $0 | $0 | View return |
| 2021 | Good Samaritan of Manchester Tennessee Inc. | 990EZ | Secretary | 3 | $0 | - | View return |
| 2021 | Vine Street Community Center Council Inc. | 990 | Vice Chair | 2 | $0 | $0 | View return |
| 2020 | Cryogenic Engineering Conferecne Inc. | 990 | Director | 0 | $0 | $0 | View return |
| 2019 | Tulsa Opera Endowment Trust | 990 | Member | 1 | $0 | $0 | View return |
| 2018 | The Charles Stark Draper Laboratory Inc | 990 | Chairman - End 03/2019 | 8 | $74,672 | $0 | View return |
| 2018 | Tulsa Opera Endowment Trust | 990 | Member | 1 | $0 | $0 | View return |
| 2017 | The Charles Stark Draper Laboratory Inc | 990 | Chairman | 8 | $86,592 | $0 | View return |
| 2017 | Tulsa Opera Endowment Trust | 990 | Member | 1 | $0 | $0 | View return |
| 2016 | The Charles Stark Draper Laboratory Inc | 990 | Chairman | 8 | $88,185 | $0 | View return |
| 2016 | Naval Historical Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Hospice of Green Country Inc. | 990 | Board Member | 1.25 | $0 | $0 | View return |
| 2016 | Tulsa Opera Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Tulsa Opera Endowment Trust | 990 | Member | 1 | $0 | $0 | View return |
| 2015 | The Charles Stark Draper Laboratory Inc | 990 | Chairman | 8 | $71,685 | $0 | View return |
| 2015 | Tulsa Mens Club Inc | 990EZ | Vice President | 0 | $0 | - | View return |
| 2015 | Naval Historical Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Hospice of Green Country Inc. | 990 | Board Member | 1.25 | $0 | $0 | View return |
| 2015 | Tulsa Opera Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Tulsa Opera Endowment Trust | 990 | Member | 1 | $0 | $0 | View return |
| 2014 | The Charles Stark Draper Laboratory Inc | 990 | Chairman | 8 | $72,088 | $0 | View return |
| 2014 | Naval Historical Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | Tulsa Opera Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | The Charles Stark Draper Laboratory Inc | 990 | Chairman (Since 10/13) | 8 | $61,216 | $0 | View return |
| 2013 | Naval Historical Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | Tulsa Opera Inc. | 990 | Director | 1 | $0 | $0 | View return |