| 2024 | Clean Fuels Development Coalition | 990 | Chairman | 2 | $0 | $0 | View return |
| 2024 | Heights of Hope Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | Heights of Hope Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | Clean Fuels Development Coalition | 990 | Chairman | 2 | $0 | $0 | View return |
| 2023 | Clean Fuels Foundation Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2022 | Clean Fuels Foundation Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2022 | Clean Fuels Development Coalition | 990 | Chairman | 2 | $0 | $0 | View return |
| 2022 | Governors Biofuels Coalition | 990EZ | Secretary/Tr | 0 | $0 | - | View return |
| 2022 | Heights of Hope Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | Bio Nebraska Life Sciences Association | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | Heights of Hope Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | Clean Fuels Development Coalition | 990 | Chairman | 2 | $0 | $0 | View return |
| 2021 | Clean Fuels Foundation Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2021 | Governors Biofuels Coalition | 990EZ | Secretary/Tr | 4 | $0 | - | View return |
| 2020 | Nebraska Ethanol Industry Coalition | 990EZ | President | 16 | $45,000 | - | View return |
| 2020 | Clean Fuels Development Coalition | 990 | Chairman | 2 | $0 | $0 | View return |
| 2020 | Governors Biofuels Coalition | 990EZ | Secretary/Tr | 4 | $0 | - | View return |
| 2020 | Clean Fuels Foundation Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2020 | Bio Nebraska Life Sciences Association | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | Heights of Hope Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | Nebraska Ethanol Industry Coalition | 990EZ | President | 16 | $45,000 | - | View return |
| 2019 | Clean Fuels Foundation Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2019 | Bio Nebraska Life Sciences Association | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | Governors Biofuels Coalition | 990EZ | Secretary/Tr | 8 | $0 | - | View return |
| 2019 | Heights of Hope Inc | 990 | Director | - | $0 | $0 | View return |
| 2019 | Clean Fuels Development Coalition | 990 | Chairman | 2 | $0 | $0 | View return |
| 2018 | Nebraska Ethanol Industry Coalition | 990EZ | President | 20 | $15,000 | - | View return |
| 2018 | American Coalition for Ethanol | 990 | Director Until 11/2018 | 1 | $0 | $0 | View return |
| 2018 | Governors Biofuels Coalition | 990EZ | Secretary/Tr | 10 | $0 | - | View return |
| 2018 | Bio Nebraska Life Sciences Association | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Clean Fuels Development Coalition | 990 | Chairman | 2 | $0 | $0 | View return |
| 2018 | Clean Fuels Foundation Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2017 | American Coalition for Ethanol | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Clean Fuels Development Coalition | 990 | Chairman | 2 | $0 | $0 | View return |
| 2017 | Nebraska Ethanol Industry Coalition | 990EZ | President | 10 | $0 | - | View return |
| 2017 | Renewable Fuels Nebraska | 990 | Director | - | $0 | $0 | View return |
| 2017 | Governors Biofuels Coalition | 990EZ | Secretary/Tr | 10 | $0 | - | View return |
| 2017 | Bio Nebraska Life Sciences Association | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Clean Fuels Foundation Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2016 | Clean Fuels Development Coalition | 990 | Chairman | 2 | $0 | $0 | View return |
| 2016 | Clean Fuels Foundation Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2016 | Governors Biofuels Coalition | 990EZ | Secretary/Tr | 1 | $0 | - | View return |
| 2016 | American Coalition for Ethanol | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Bio Nebraska Life Sciences Association | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Nebraska Ethanol Industry Coalition | 990 | President | 10 | $0 | $0 | View return |
| 2015 | Bio Nebraska Life Sciences Association | 990EZ | Director | 1 | $0 | - | View return |
| 2015 | Renewable Fuels Nebraska | 990 | Director | - | $0 | $0 | View return |
| 2015 | Governors Biofuels Coalition | 990EZ | Secretary/Tr | 0 | $0 | - | View return |
| 2015 | Clean Fuels Foundation Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2015 | Nebraska Ethanol Industry Coalition | 990EZ | President | 10 | $0 | - | View return |
| 2015 | Clean Fuels Development Coalition | 990 | Chairman | 2 | $0 | $0 | View return |
| 2015 | American Coalition for Ethanol | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | Bio Nebraska Life Sciences Association | 990EZ | Director | 1 | $0 | - | View return |
| 2014 | Nebraska Ethanol Industry Coalition | 990EZ | President | 10 | $0 | - | View return |
| 2014 | Renewable Fuels Nebraska | 990 | Administrator | 1 | $0 | $0 | View return |
| 2014 | Governors Biofuels Coalition | 990EZ | Secretary/Tr | 0 | $0 | - | View return |
| 2014 | Clean Fuels Foundation Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2014 | Clean Fuels Development Coalition | 990 | Chairman | 2 | $0 | $0 | View return |
| 2014 | American Coalition for Ethanol | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | Clean Fuels Foundation Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2013 | Nebraska Ethanol Industry Coalition | 990EZ | President | 10 | $0 | - | View return |
| 2013 | Governors Biofuels Coalition | 990EZ | Secretary/Tr | 1 | $0 | - | View return |
| 2013 | Renewable Fuels Nebraska | 990 | Administrator | 1 | $0 | $0 | View return |
| 2013 | Bio Nebraska Life Sciences Association | 990EZ | Director | 1 | $0 | - | View return |
| 2013 | Clean Fuels Development Coalition | 990 | Chairman | 2 | $0 | $0 | View return |
| 2013 | American Coalition for Ethanol | 990 | Director | 1 | $0 | $0 | View return |