| 2024 | Sanford Consortium for Regenerative Medicine | 990 | Board Vice Chair | 1 | $0 | $0 | View return |
| 2024 | Denny Sanford Foundation C/O First Premier Bank | 990PF | President/Treasurer | 1 | $0 | $0 | View return |
| 2023 | Denny Sanford Foundation C/O First Premier Bank | 990PF | Chairperson/President/Treasurer | 1 | $0 | $0 | View return |
| 2023 | Horatio Alger Association of Distinguished Americans Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2023 | Sanford Consortium for Regenerative Medicine | 990 | Board Vice Chair | 1 | $0 | $0 | View return |
| 2022 | Denny Sanford Foundation C/O First Premier Bank | 990PF | Chairperson/President/Treasurer | 1 | $0 | $0 | View return |
| 2022 | Sanford Consortium for Regenerative Medicine | 990 | Board Vice Chair | 1 | $0 | $0 | View return |
| 2022 | Horatio Alger Association of Distinguished Americans Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2021 | Horatio Alger Association of Distinguished Americans Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2021 | Denny Sanford Foundation C/O First Premier Bank | 990PF | Chairperson/President/Treasurer | 1 | $0 | $0 | View return |
| 2020 | Horatio Alger Association of Distinguished Americans Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2020 | Denny Sanford Foundation C/O First Premier Bank | 990PF | Chairperson/President/Trea | 1 | $0 | $0 | View return |
| 2019 | Horatio Alger Association of Distinguished Americans Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2019 | Denny Sanford Foundation C/O First Premier Bank | 990PF | Chairperson/President/Trea | 1 | $0 | $0 | View return |
| 2018 | Denny Sanford Foundation C/O First Premier Bank | 990PF | Chairperson/President/Trea | 1 | $0 | $0 | View return |
| 2018 | Horatio Alger Association of Distinguished Americans Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2017 | Horatio Alger Association of Distinguished Americans Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2017 | Denny Sanford Foundation C/O First Premier Bank | 990PF | Chairperson/President/Trea | 1 | $0 | $0 | View return |
| 2016 | Horatio Alger Association of Distinguished Americans Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2016 | Denny Sanford Foundation C/O First Premier Bank | 990PF | Chairperson/President/Trea | 1 | $0 | $0 | View return |
| 2015 | Denny Sanford Foundation C/O First Premier Bank | 990PF | Chairperson/President/Trea | 1 | $0 | $0 | View return |
| 2014 | Denny Sanford Foundation C/O First Premier Bank | 990PF | Chairperson/President/Trea | 1 | $0 | $0 | View return |
| 2013 | Denny Sanford Foundation C/O First Premier Bank | 990PF | Chairperson/President/Trea | 1 | $0 | $0 | View return |
| 2012 | Denny Sanford Foundation C/O First Premier Bank | 990PF | Chairperson/President/Trea | 1 | $0 | $0 | View return |
| 2010 | Denny Sanford Foundation C/O First Premier Bank | 990PF | Chairperson/President/Trea | 1 | $0 | $0 | View return |