| 2025 | Hausman Family Foundation | 990PF | Secretary | 1 | $0 | $0 | View return |
| 2024 | Hausman Family Foundation | 990PF | Secretary | 1 | $0 | $0 | View return |
| 2024 | Alma Outreach Center | 990EZ | Asst Director | 25 | $0 | $0 | View return |
| 2024 | Rolling Hills Country Club Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2024 | North Ridgeville Band Boosters | 990 | Treasurer | - | $0 | $0 | View return |
| 2024 | Masquers Inc. | 990EZ | Director | 0 | $0 | $0 | View return |
| 2024 | Pawleys Island Montessori Day School | 990 | Chair | 3 | $0 | $0 | View return |
| 2023 | Rolling Hills Country Club Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | Hausman Family Foundation | 990PF | Secretary | 1 | $0 | $0 | View return |
| 2023 | Bland County Historical Society | 990PF | Director | 2 | $0 | $0 | View return |
| 2023 | Pawleys Island Montessori Day School | 990 | Chair | 3 | $0 | $0 | View return |
| 2022 | Pawleys Island Montessori Day School | 990 | Chair | 3 | $0 | $0 | View return |
| 2022 | Bland County Historical Society | 990PF | Director | 2 | $0 | $0 | View return |
| 2022 | Rolling Hills Country Club Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | Pawleys Island Montessori Day School | 990 | Director | 3 | $0 | $0 | View return |
| 2021 | Panther Athletic Booster Club Inc | 990 | Secretary | 8 | $0 | $0 | View return |
| 2019 | Youth Entrepreneurs of Kansas Inc | 990 | VP, Program | 40 | $164,090 | $0 | View return |
| 2018 | Youth Entrepreneurs of Kansas Inc | 990 | Vice President, Program | 40 | $159,812 | $0 | View return |
| 2016 | PTA-Fl Congress- Pb Gardens Elementary | 990EZ | Vice Preside | 0 | $0 | - | View return |
| 2015 | Youth Entrepreneurs Georgia Inc | 990 | Treasurer | 3 | $0 | $0 | View return |
| 2015 | PTA-Fl Congress- Pb Gardens Elementary | 990EZ | Vice Preside | 5 | $0 | - | View return |
| 2014 | Stand Together Fellowship | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2014 | Koch Cultural Trust C/O Howard Ellington | 990PF | Treasurer | 1 | $0 | $0 | View return |
| 2014 | Knowledge and Progress Fund Inc | 990PF | Treasurer | 1 | $0 | $0 | View return |
| 2014 | Charles Koch Foundation | 990PF | Treasurer | 1 | $0 | $0 | View return |
| 2014 | David H Koch Charitable Foundation | 990PF | Treasurer | 1 | $0 | $0 | View return |
| 2014 | PTA-Fl Congress- Pb Gardens Elementary | 990EZ | Vice President | 5 | $0 | $0 | View return |
| 2014 | Youth Entrepreneurs of Kansas Inc | 990 | Treasurer | 3 | $0 | $0 | View return |
| 2014 | Bill of Rights Institute | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2013 | Mass Parent Student Organization Inc | 990EZ | Vice President | 2 | $0 | - | View return |
| 2013 | David H Koch Charitable Foundation | 990PF | Treasurer | 1 | $0 | $0 | View return |
| 2013 | Fred C & Mary R Koch Foundation Inc | 990PF | Treasurer | 1 | $0 | $0 | View return |
| 2013 | PTA-Fl Congress- Pb Gardens Elementary | 990EZ | Vice President | 5 | $0 | $0 | View return |
| 2013 | Charles Koch Foundation | 990PF | Treasurer | 1 | $0 | $0 | View return |
| 2013 | Stand Together Fellowship | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2013 | Knowledge and Progress Fund Inc | 990PF | Treasurer | 1 | $0 | $0 | View return |
| 2013 | Bill of Rights Institute | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2012 | Knowledge and Progress Fund Inc | 990PF | Treasurer | 1 | $0 | $0 | View return |
| 2012 | Fred C & Mary R Koch Foundation Inc | 990PF | Treasurer | 1 | $0 | $0 | View return |
| 2012 | Charles Koch Foundation | 990PF | Treasurer | 1 | $0 | $0 | View return |
| 2012 | Claude R Lambe Charitable Foundation | 990PF | Treasurer | 1 | $0 | $0 | View return |
| 2011 | Fred C & Mary R Koch Foundation Inc | 990PF | Treasurer | 1 | $0 | $0 | View return |