| 2024 | Gerald & Dorothy Volm Foundation Inc. | 990PF | Vice President | 1 | $1,000 | - | View return |
| 2024 | Robert a Hilger and Cynthia L Hilger Foundation Inc. | 990PF | President | 1 | $0 | - | View return |
| 2024 | Robert a Hilger and Cynthia L Hilger Foundation Inc. | 990PF | President | 1 | $0 | - | View return |
| 2023 | Gerald & Dorothy Volm Foundation Inc. | 990PF | Vice President | 1 | $0 | - | View return |
| 2023 | Nebraska Association of Resources Districts Foundation Inc. | 990 | Board Member | 0 | $0 | $0 | View return |
| 2023 | Nebraska Association of Resources Districts | 990 | Board Member | 0 | $0 | $0 | View return |
| 2023 | Robert a Hilger and Cynthia L Hilger Foundation Inc. | 990PF | President | 1 | $0 | - | View return |
| 2022 | Gerald & Dorothy Volm Foundation Inc. | 990PF | Vice President | 1 | $0 | - | View return |
| 2022 | Robert a Hilger and Cynthia L Hilger Foundation Inc. | 990PF | President | 1 | $0 | - | View return |
| 2022 | Nebraska Association of Resources Districts | 990 | Board Member | 0 | $0 | $0 | View return |
| 2022 | Nebraska Association of Resources Districts Foundation Inc. | 990 | Board Member | 0 | $0 | $0 | View return |
| 2021 | Nebraska Association of Resources Districts Foundation Inc. | 990 | Board Member | 0 | $0 | $0 | View return |
| 2021 | Gerald & Dorothy Volm Foundation Inc. | 990PF | Vice President | 1 | $0 | - | View return |
| 2021 | Nebraska Association of Resources Districts | 990 | Board Member | 0 | $0 | $0 | View return |
| 2021 | Robert a Hilger and Cynthia L Hilger Foundation Inc. | 990PF | President | 1 | $0 | - | View return |
| 2020 | Robert a Hilger and Cynthia L Hilger Foundation Inc. | 990PF | President | 1 | $0 | - | View return |
| 2020 | Gerald & Dorothy Volm Foundation Inc. | 990PF | Vice Preside | 1 | $0 | $0 | View return |
| 2020 | Nebraska Association of Resources Districts | 990 | Board Member | 0 | $0 | $0 | View return |
| 2019 | Gerald & Dorothy Volm Foundation Inc. | 990PF | Vice Preside | 1 | $0 | $0 | View return |
| 2019 | Nebraska Association of Resources Districts | 990 | Board Member | 0 | $0 | $0 | View return |
| 2019 | Nebraska Association of Resources Districts Foundation Inc. | 990 | Board Member | 0 | $0 | $0 | View return |
| 2019 | Robert a Hilger and Cynthia L Hilger Foundation Inc. | 990PF | President | 1 | $0 | - | View return |
| 2018 | Robert a Hilger and Cynthia L Hilger Foundation Inc. | 990PF | President | 1 | $0 | - | View return |
| 2018 | Gerald & Dorothy Volm Foundation Inc. | 990PF | Vice Preside | 1 | $0 | $0 | View return |
| 2018 | Nebraska Association of Resources Districts Foundation Inc. | 990 | Board Member | 0 | $0 | $0 | View return |
| 2018 | Nebraska Association of Resources Districts | 990 | Board Member | 0 | $0 | $0 | View return |
| 2017 | Robert a Hilger and Cynthia L Hilger Foundation Inc. | 990PF | President | 1 | $0 | - | View return |
| 2017 | Nebraska Association of Resources Districts | 990 | Board Member | 0 | $0 | $0 | View return |
| 2017 | Gerald & Dorothy Volm Foundation Inc. | 990PF | Vice Preside | 1 | $0 | $0 | View return |
| 2017 | Nebraska Association of Resources Districts Foundation Inc. | 990 | Board Member | 0 | $0 | $0 | View return |
| 2016 | Nebraska Association of Resources Districts Foundation Inc. | 990 | Board Member | 0 | $0 | $0 | View return |
| 2016 | Gerald & Dorothy Volm Foundation Inc. | 990PF | Vice President | 1 | $0 | $0 | View return |
| 2016 | Robert a Hilger and Cynthia L Hilger Foundation Inc. | 990PF | President | 1 | $0 | - | View return |
| 2016 | Nebraska Association of Resources Districts | 990 | Board Member | 0 | $0 | $0 | View return |
| 2015 | Gerald & Dorothy Volm Foundation Inc. | 990PF | Vice President | 1 | $0 | $0 | View return |
| 2015 | Nebraska Association of Resources Districts Foundation Inc. | 990 | Board Member | - | $0 | $0 | View return |
| 2015 | Nebraska Association of Resources Districts | 990 | Board Member | - | $0 | $0 | View return |
| 2014 | Nebraska Association of Resources Districts Foundation Inc. | 990 | Board Member | 0 | $0 | $0 | View return |
| 2014 | Nebraska Association of Resources Districts | 990 | Board Member | 0 | $0 | $0 | View return |
| 2014 | Gerald & Dorothy Volm Foundation Inc. | 990PF | Vice President | 1 | $0 | $0 | View return |
| 2013 | Gerald & Dorothy Volm Foundation Inc. | 990PF | Vice President | 1 | $0 | $0 | View return |
| 2012 | Gerald & Dorothy Volm Foundation Inc. | 990PF | Vice President | 1 | $0 | $0 | View return |
| 2011 | Gerald & Dorothy Volm Foundation Inc. | 990PF | Vice President | 1 | $0 | $0 | View return |
| 2010 | Gerald & Dorothy Volm Foundation Inc. | 990PF | Vice President | 1 | $0 | $0 | View return |