| 2025 | Abel Foundation | 990PF | President | 1 | $0 | $0 | View return |
| 2024 | United Summit Center Inc. | 990 | Medical Director | 40 | $326,086 | $0 | View return |
| 2024 | Nebraska Game and Parks Foundation | 990 | Chairman | 1 | $0 | $0 | View return |
| 2024 | James J and Sharon R Abel Foundatio C/O James J Abel President | 990PF | President/Tr | 0 | $0 | $0 | View return |
| 2024 | Abel Foundation | 990PF | President | 1 | $0 | $0 | View return |
| 2023 | United Summit Center Inc. | 990 | Medical Director | 40 | $315,038 | $0 | View return |
| 2023 | James J and Sharon R Abel Foundatio C/O James J Abel President | 990PF | President/Tr | 0 | $0 | $0 | View return |
| 2023 | Nebraska Game and Parks Foundation | 990 | Chairman | 0 | $0 | $0 | View return |
| 2023 | Abel Foundation | 990PF | President | 1 | $0 | $0 | View return |
| 2022 | United Summit Center Inc. | 990 | Medical Director | 40 | $312,432 | $0 | View return |
| 2022 | James J and Sharon R Abel Foundatio C/O James J Abel President | 990PF | President/Tr | 0 | $0 | $0 | View return |
| 2022 | Abel Foundation | 990PF | President | 0 | $0 | $0 | View return |
| 2022 | Nebraska Game and Parks Foundation | 990 | Chairman | 0 | $0 | $0 | View return |
| 2022 | Nelnet Foundation | 990PF | Director | 1 | $0 | $0 | View return |
| 2021 | United Summit Center Inc. | 990 | Medical Director | 40 | $314,389 | $0 | View return |
| 2021 | James J and Sharon R Abel Foundatio C/O James J Abel President | 990PF | President/Treasurer | 0 | $0 | $0 | View return |
| 2021 | Nebraska Game and Parks Foundation | 990 | President | 0 | $0 | $0 | View return |
| 2021 | Abel Foundation | 990PF | President | 0 | $0 | $0 | View return |
| 2021 | Nelnet Foundation | 990PF | Director | 1 | $0 | $0 | View return |
| 2021 | Junior Achievement of Greater Cleveland Inc | 990 | Board Member | 1 | $0 | $0 | View return |
| 2020 | United Summit Center Inc. | 990 | Medical Director | 40 | $234,581 | $0 | View return |
| 2020 | James J and Sharon R Abel Foundatio C/O James J Abel President | 990PF | President/Treasurer | 0 | $0 | $0 | View return |
| 2020 | Abel Foundation | 990PF | President | 0 | $0 | $0 | View return |
| 2020 | Nelnet Foundation | 990PF | Director | 1 | $0 | $0 | View return |
| 2020 | Nebraska Game and Parks Foundation | 990 | President | 0 | $0 | $0 | View return |
| 2020 | Nebraska Kidney Association Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | Lincoln Chamber Economic Development Corporation | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | Nelnet Foundation | 990PF | Director | 1 | $0 | $0 | View return |
| 2019 | Greater Lincoln Chamber Foundation | 990 | Vice Chair | 1 | $0 | $0 | View return |
| 2019 | Nebraska Game and Parks Foundation | 990 | President | 0 | $0 | $0 | View return |
| 2019 | Nebraska Kidney Association Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | Junior Achievement of Greater Cleveland Inc | 990 | Board Member | 1 | $0 | $0 | View return |
| 2018 | Lincoln Chamber Economic Development Corporation | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Greater Lincoln Chamber Foundation | 990 | Vice Chair | 1 | $0 | $0 | View return |
| 2018 | Nebraska Game and Parks Foundation | 990 | President | 0 | $0 | $0 | View return |
| 2018 | Junior Achievement of Greater Cleveland Inc | 990 | Board Member | 1 | $0 | $0 | View return |
| 2017 | Nebraska Game and Parks Foundation | 990 | President | 0 | $0 | $0 | View return |
| 2017 | Greater Lincoln Chamber Foundation | 990 | Vice Chair | 1 | $0 | $0 | View return |
| 2017 | Junior Achievement of Greater Cleveland Inc | 990 | Board Member | 1 | $0 | $0 | View return |
| 2016 | Lincoln Chamber Economic Development Corporation | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Financial Education & Research Foundation Inc. | 990 | Ex-Officio Trustee | 0.3 | $0 | $0 | View return |
| 2016 | Greater Lincoln Chamber Foundation | 990 | Vice Chair | 1 | $0 | $0 | View return |
| 2016 | Nebraska Game and Parks Foundation | 990 | President | 0 | $0 | $0 | View return |
| 2016 | Junior Achievement of Greater Cleveland Inc | 990 | Board Member | 1 | $0 | $0 | View return |
| 2015 | Nebraska Game and Parks Foundation | 990 | President | 0 | $0 | $0 | View return |
| 2015 | Greater Lincoln Chamber Foundation | 990 | Vice Chair | 1 | $0 | $0 | View return |
| 2015 | Lincoln Chamber Economic Development Corporation | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Junior Achievement of Greater Cleveland Inc | 990 | Board Member | 1 | $0 | $0 | View return |
| 2014 | Greater Lincoln Chamber Foundation | 990 | Vice Chair | 1 | $0 | $0 | View return |
| 2014 | Silver Creek Country Club | 990 | Treasurer | 5 | $0 | $0 | View return |
| 2014 | Lincoln Chamber Economic Development Corporation | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | Nebraska Game and Parks Foundation | 990 | President | 0 | $0 | $0 | View return |
| 2014 | Maranatha Inc | 990 | - | - | $0 | $0 | View return |
| 2014 | Junior Achievement of Greater Cleveland Inc | 990 | Board Member | 0.5 | $0 | $0 | View return |
| 2013 | Greater Lincoln Chamber Foundation | 990 | Vice Chair | 1 | $0 | - | View return |
| 2013 | Nebraska Game and Parks Foundation | 990 | President | 0 | $0 | $0 | View return |
| 2013 | Lincoln Chamber Economic Development Corporation | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | Maranatha Inc | 990 | - | 1 | $0 | $0 | View return |
| 2013 | Junior Achievement of Greater Cleveland Inc | 990 | Board Member | 0.5 | $0 | $0 | View return |