| 2025 | Historic Muscatine Inc. | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2024 | Wake Forest University | 990 | Men'S Bktball Co | 40 | $2,515,493 | $0 | View return |
| 2024 | Historic Muscatine Inc. | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2024 | Calvin Coolidge Presidential Foundation Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2023 | Wake Forest University | 990 | Men'S Bktball Co | 40 | $2,281,576 | $0 | View return |
| 2023 | Spark Museum of Electrical Invention | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2023 | Historic Muscatine Inc. | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2023 | Calvin Coolidge Presidential Foundation Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2023 | Figure Skating Club of Watertown Inc | 990EZ | President | 2 | $0 | $0 | View return |
| 2023 | National Taxpayers Union | 990 | Director | 0.5 | $0 | $0 | View return |
| 2023 | The Ronald Reagan Presidential Foundation and Institute | 990 | Trustee | 1 | $0 | $0 | View return |
| 2022 | Wake Forest University | 990 | Men'S Bktball Co | 40 | $3,068,179 | $0 | View return |
| 2022 | Historic Muscatine Inc. | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2022 | Figure Skating Club of Watertown Inc | 990EZ | President | 2 | $0 | $0 | View return |
| 2022 | Calvin Coolidge Presidential Foundation Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2022 | Spark Museum of Electrical Invention | 990 | Treasurer | 3 | $0 | $0 | View return |
| 2022 | National Taxpayers Union | 990 | Director | 0.5 | $0 | $0 | View return |
| 2022 | The Ronald Reagan Presidential Foundation and Institute | 990 | Trustee | 1 | $0 | $0 | View return |
| 2021 | Wake Forest University | 990 | Men'S Bktball Co | 40 | $1,601,737 | $0 | View return |
| 2021 | National Taxpayers Union | 990 | Director | 0.5 | $0 | $0 | View return |
| 2021 | National Taxpayers Union | 990 | Director | 0.5 | $0 | $0 | View return |
| 2021 | Spark Museum of Electrical Invention | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2021 | Calvin Coolidge Presidential Foundation Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2021 | Historic Muscatine Inc. | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2021 | Sustainable Connections | 990 | Board Member | 2 | $0 | $0 | View return |
| 2021 | The Ronald Reagan Presidential Foundation and Institute | 990 | Trustee | 1 | $0 | $0 | View return |
| 2020 | Wake Forest University | 990 | Men'S Bktball Co | 40 | $1,080,624 | $0 | View return |
| 2020 | National Taxpayers Union | 990 | Director | 0.5 | $0 | $0 | View return |
| 2020 | Cross Currents International Ministries | 990EZ | Treasurer | 1 | $0 | $0 | View return |
| 2020 | Sustainable Connections | 990 | Board Member | 2 | $0 | $0 | View return |
| 2020 | Historic Muscatine Inc. | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2020 | Calvin Coolidge Presidential Foundation Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2020 | The Ronald Reagan Presidential Foundation and Institute | 990 | Trustee | 1 | $0 | $0 | View return |
| 2019 | Cross Currents International Ministries | 990EZ | Treasurer | 1 | $0 | $0 | View return |
| 2019 | Historic Muscatine Inc. | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2019 | Sustainable Connections | 990 | Board Member | 2 | $0 | $0 | View return |
| 2019 | National Taxpayers Union | 990 | Director | 0.5 | $0 | $0 | View return |
| 2019 | The Ronald Reagan Presidential Foundation and Institute | 990 | Trustee | 1 | $0 | $0 | View return |
| 2018 | Historic Muscatine Inc. | 990 | Treasurer | 2 | $0 | $0 | View return |
| 2018 | National Taxpayers Union | 990 | Director | 0.5 | $0 | $0 | View return |
| 2018 | Southern Carolina Regional Development Alliance | 990 | Board Of Directors | 2 | $0 | $0 | View return |
| 2018 | Cross Currents International Ministries | 990EZ | Treasurer | 1 | $0 | $0 | View return |
| 2018 | Sustainable Connections | 990 | Director | 2 | $0 | $0 | View return |
| 2018 | The Ronald Reagan Presidential Foundation and Institute | 990 | Trustee | 1 | $0 | $0 | View return |
| 2017 | Cross Currents International Ministries | 990EZ | Treasurer | 1 | $0 | $0 | View return |
| 2017 | National Taxpayers Union | 990 | Director | 0.5 | $0 | $0 | View return |
| 2017 | Historic Muscatine Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2017 | The Ronald Reagan Presidential Foundation and Institute | 990 | Trustee | 1 | $0 | $0 | View return |
| 2016 | Area II Plumbers Jatc | 990EZ | Treasurer (Through Jan 2016) | 1 | $0 | $0 | View return |
| 2016 | National Taxpayers Union | 990 | Director | 0.5 | $0 | $0 | View return |
| 2016 | Cross Currents International Ministries | 990EZ | Treasurer | 1 | $0 | $0 | View return |
| 2016 | Historic Muscatine Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2016 | Delaware Design-Lab High School Inc | 990 | Parent Representative | 1 | $0 | $0 | View return |
| 2016 | Ore State Assn of Plbg Heating Cooling Contractors | 990EZ | Vice President | 5 | $0 | - | View return |
| 2016 | The Ronald Reagan Presidential Foundation and Institute | 990 | Trustee | 1 | $0 | $0 | View return |
| 2015 | Ore State Assn of Plbg Heating Cooling Contractors | 990EZ | Vice President | 5 | $0 | - | View return |
| 2015 | Central Plains Foundation Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2015 | Area II Plumbers Jatc | 990EZ | Treasurer | 1 | $0 | $0 | View return |
| 2015 | National Taxpayers Union | 990 | Director | 0.5 | $0 | $0 | View return |
| 2015 | The Ronald Reagan Presidential Foundation and Institute | 990 | Trustee | 1 | $0 | $0 | View return |
| 2014 | Freedomworks Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2014 | National Taxpayers Union | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | Freedomworks Foundation Inc | 990 | Board Member | 1 | $0 | $0 | View return |
| 2014 | Area II Plumbers Jatc | 990EZ | Treasurer | 1 | $0 | $0 | View return |
| 2014 | Central Plains Foundation Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2014 | Ore State Assn of Plbg Heating Cooling Contractors | 990EZ | Director | 5 | $0 | - | View return |
| 2014 | National Defense University Foundation Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | The Ronald Reagan Presidential Foundation and Institute | 990 | Trustee | 1 | $0 | $0 | View return |
| 2013 | Freedomworks Foundation Inc | 990 | Board Member | 1 | $0 | $0 | View return |
| 2013 | Area II Plumbers Jatc | 990EZ | Treasurer | 1 | $0 | $0 | View return |
| 2013 | Ore State Assn of Plbg Heating Cooling Contractors | 990EZ | Director | 5 | $0 | - | View return |
| 2013 | Youth Evangelism Association Group Return | 990 | Treasurer, Teens For Christ Northwest | 2 | $0 | $0 | View return |
| 2013 | Central Plains Foundation Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2013 | Freedomworks Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2013 | The Ronald Reagan Presidential Foundation and Institute | 990 | Trustee | 1 | $0 | $0 | View return |
| 2013 | Freedomworks Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2013 | Free Enterprise Foundation Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | Freedomworks Foundation Inc | 990 | Board Member | 1 | $0 | $0 | View return |