| 2025 | Arkansas Master Naturalists Inc. | 990EZ | Secretary | 4 | $0 | $0 | View return |
| 2024 | State University of Iowa Foundation DBA Univ of Iowa Center for Advancement | 990 | Secretary | 40 | $242,953 | $0 | View return |
| 2024 | University of Iowa Facilities Corporation | 990 | Secretary | 1 | $0 | $242,953 | View return |
| 2024 | Vollertsen Jack R Annuity Trust | 990 | Secretary | - | $0 | $0 | View return |
| 2024 | Georgia'S Friends Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2023 | Georgia'S Friends Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2023 | Vollertsen Jack R Annuity Trust | 990 | Secretary | - | $0 | $0 | View return |
| 2022 | State University of Iowa Foundation DBA Univ of Iowa Center for Advancement | 990 | Secretary | 40 | $207,024 | $0 | View return |
| 2022 | University of Iowa Facilities Corporation | 990 | Secretary | 1 | $0 | $207,024 | View return |
| 2022 | Vollertsen Jack R Annuity Trust | 990 | Secretary | - | $0 | $0 | View return |
| 2022 | Georgia'S Friends Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2021 | State University of Iowa Foundation DBA Univ of Iowa Center for Advancement | 990 | Secretary | 40 | $146,300 | $0 | View return |
| 2021 | University of Iowa Facilities Corporation | 990 | Secretary | 1 | $0 | $146,300 | View return |
| 2021 | Georgia'S Friends Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2021 | Vollertsen Jack R Annuity Trust | 990 | Secretary | - | $0 | $0 | View return |
| 2020 | State University of Iowa Foundation DBA Univ of Iowa Center for Advancement | 990 | Secretary | 40 | $112,638 | $0 | View return |
| 2020 | University of Iowa Facilities Corporation | 990 | Secretary | 1 | $0 | $112,638 | View return |
| 2020 | Georgia'S Friends Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2020 | Vollertsen Jack R Annuity Trust | 990 | Secretary | - | $0 | $0 | View return |
| 2019 | State University of Iowa Foundation DBA Univ of Iowa Center for Advancement | 990 | Secretary | 30 | $85,532 | $0 | View return |
| 2019 | University of Iowa Facilities Corporation | 990 | Secretary | 1 | $0 | $85,532 | View return |
| 2019 | Vollertsen Jack R Annuity Trust | 990 | Secretary | - | $0 | $0 | View return |
| 2019 | St Joseph Center of Arkansas Inc | 990 | Board Member | 0.25 | $0 | $0 | View return |
| 2019 | Georgia'S Friends Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2019 | Georgia'S Friends Inc | 990 | Director | 2 | $0 | $0 | View return |
| 2018 | State University of Iowa Foundation DBA Univ of Iowa Center for Advancement | 990 | Secretary | 20 | $62,391 | $0 | View return |
| 2018 | University of Iowa Facilities Corporation | 990 | Secretary | 1 | $0 | $62,391 | View return |
| 2018 | St Joseph Center of Arkansas Inc | 990 | Board Member | 1 | $0 | $0 | View return |
| 2017 | State University of Iowa Foundation DBA Univ of Iowa Center for Advancement | 990 | Secretary | 20 | $59,456 | $0 | View return |
| 2017 | Good Shepherd Corporation Iowa City Iowa | 990 | President | 1 | $0 | $0 | View return |
| 2016 | State University of Iowa Foundation DBA Univ of Iowa Center for Advancement | 990 | Secretary | 40 | $55,255 | $0 | View return |
| 2016 | Good Shepherd Corporation Iowa City Iowa | 990 | President | 1 | $0 | $0 | View return |
| 2015 | State University of Iowa Foundation DBA Univ of Iowa Center for Advancement | 990 | Secretary | 40 | $68,943 | $0 | View return |
| 2015 | Good Shepherd Corporation Iowa City Iowa | 990 | President | 1 | $0 | $0 | View return |
| 2015 | Good Shepherd Corporation Iowa City Iowa | 990 | President | 1 | $0 | $0 | View return |
| 2014 | State University of Iowa Foundation DBA Univ of Iowa Center for Advancement | 990 | Secretary | 40 | $95,577 | $0 | View return |
| 2014 | Dallas Geophysical Society Inc | 990EZ | Secretary | 2.5 | $0 | - | View return |
| 2014 | Good Shepherd Corporation Iowa City Iowa | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | State University of Iowa Foundation DBA Univ of Iowa Center for Advancement | 990 | Secretary | 40 | $88,004 | $0 | View return |
| 2013 | Dallas Geophysical Society Inc | 990EZ | Secretary | 2.5 | $0 | - | View return |
| 2013 | Good Shepherd Corporation Iowa City Iowa | 990 | Director | 1 | $0 | $0 | View return |