| 2024 | Reiman Foundation Inc. | 990PF | Chairman And CEO | 2 | $0 | $0 | View return |
| 2024 | Rapid City Area Chamber of Commerce 371 | 990 | Director | 1 | $0 | $0 | View return |
| 2024 | The Denver Art Museum Foundation | 990 | Director | 0.2 | $0 | $0 | View return |
| 2024 | Black Hills Area Habitat for Humanity | 990 | Treasurer | 1.06 | $0 | $0 | View return |
| 2023 | Reiman Foundation Inc. | 990PF | Chairman And CEO | 2 | $0 | $0 | View return |
| 2023 | The Denver Art Museum Foundation | 990 | Director | 0.2 | $0 | $0 | View return |
| 2023 | Black Hills Area Habitat for Humanity | 990 | Treasurer | 1.17 | $0 | $0 | View return |
| 2022 | Heritage Acres I Inc. | 990 | Member | 1 | $0 | $0 | View return |
| 2022 | Reiman Foundation Inc. | 990PF | Chairman And CEO | 2 | $0 | $0 | View return |
| 2022 | Black Hills Area Habitat for Humanity | 990 | Treasurer | 1.38 | $0 | $0 | View return |
| 2022 | United Way of the Black Hills | 990 | Board Member | 0.5 | $0 | $0 | View return |
| 2022 | The Denver Art Museum Foundation | 990 | Director | 0.2 | $0 | $0 | View return |
| 2021 | United Way of the Black Hills | 990 | Board Member | 0.5 | $0 | $0 | View return |
| 2021 | Reiman Foundation Inc. | 990PF | Chairman And CEO | 2 | $0 | $0 | View return |
| 2021 | Heritage Acres I Inc. | 990 | Member | 1 | $0 | $0 | View return |
| 2021 | The Denver Art Museum Foundation | 990 | Director | 0.2 | $0 | $0 | View return |
| 2021 | Black Hills Area Habitat for Humanity | 990 | Treasurer | 1.13 | $0 | $0 | View return |
| 2020 | Reiman Foundation Inc. | 990PF | Chairman And CEO | 2 | $0 | $0 | View return |
| 2020 | Southern Illinois Erectors Assc C/O Jennifer Ryan | 990EZ | President | 1 | $0 | $0 | View return |
| 2020 | Heritage Acres I Inc. | 990 | Member | 1 | $0 | $0 | View return |
| 2020 | Black Hills Area Habitat for Humanity | 990 | Treasurer | 1.05 | $0 | $0 | View return |
| 2020 | The Denver Art Museum Foundation | 990 | Director | 0.2 | $0 | $0 | View return |
| 2019 | Southern Illinois Erectors Assc C/O Jennifer Ryan | 990EZ | President | 1 | $0 | $0 | View return |
| 2019 | Heritage Acres I Inc. | 990 | Member | 1 | $0 | $0 | View return |
| 2019 | Reiman Foundation Inc. | 990PF | Chairman And CEO | 2 | $0 | $0 | View return |
| 2019 | Denver Art Museum Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2019 | The Denver Art Museum Foundation | 990 | Director | 0.2 | $0 | $0 | View return |
| 2018 | Heritage Acres I Inc. | 990 | Member | 1 | $0 | $0 | View return |
| 2018 | Reiman Foundation Inc. | 990PF | Chairman And CEO | 2 | $0 | $0 | View return |
| 2018 | The Denver Art Museum Foundation | 990 | Director | 0.2 | $0 | $0 | View return |
| 2018 | Denver Art Museum Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2017 | Heritage Acres I Inc. | 990 | Member | 1 | $0 | $0 | View return |
| 2017 | Reiman Foundation Inc. | 990PF | Chairman And CEO | 2 | $0 | $0 | View return |
| 2017 | Sturgis Economic Development Corp | 990 | Secretary/Treasurer | 5 | $0 | $0 | View return |
| 2017 | Denver Art Museum Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2016 | Sturgis Economic Development Corp | 990 | Secretary/Treasurer | 5 | $0 | $0 | View return |
| 2016 | Reiman Foundation Inc. | 990PF | Chairman And CEO | 2 | $0 | $0 | View return |
| 2016 | Denver Art Museum Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2016 | University of Denver | 990 | Trustee | 1 | $0 | $0 | View return |
| 2015 | Sturgis Economic Development Corp | 990 | Secretary/Treasurer | 5 | $0 | $0 | View return |
| 2015 | Reiman Foundation Inc. | 990PF | President | 2 | $0 | $0 | View return |
| 2015 | Graland Country Day School | 990 | Board Member | 2 | $0 | $0 | View return |
| 2015 | Denver Art Museum Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2015 | Sturgis Economic Development Corp | 990 | Secretary/Treasurer | 5 | $0 | $0 | View return |
| 2015 | Ironworkers St Louis District Council Welfare Plan | 990 | Exiting Trustee | 1 | $0 | $0 | View return |
| 2015 | University of Denver | 990 | Trustee | 1 | $0 | $0 | View return |
| 2014 | Sturgis Economic Development Corp | 990 | Secretary/Treasurer | 2 | $0 | $0 | View return |
| 2014 | Reiman Foundation Inc. | 990PF | President | 2 | $0 | $0 | View return |
| 2014 | Rocky Mountain Public Broadcasting Network Inc | 990 | Director | 4 | $0 | $0 | View return |
| 2014 | Graland Country Day School | 990 | Board Member | 2 | $0 | $0 | View return |
| 2014 | Ironworkers St Louis District Council Welfare Plan | 990 | Trustee | 1 | $0 | $0 | View return |
| 2014 | University of Denver | 990 | Trustee | 1 | $0 | $0 | View return |
| 2014 | Denver Art Museum Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2013 | Reiman Foundation Inc. | 990PF | President | 2 | $0 | $0 | View return |
| 2013 | Sturgis Economic Development Corp | 990 | Secretary/Treasurer | 2 | $0 | $0 | View return |
| 2013 | Denver Art Museum Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2013 | Ironworkers St Louis District Council Welfare Plan | 990 | Trustee | 1 | $0 | $0 | View return |
| 2013 | University of Denver | 990 | Trustee | 1 | $0 | $0 | View return |
| 2013 | Graland Country Day School | 990 | Board Member | 2 | $0 | $0 | View return |
| 2012 | Reiman Foundation Inc. | 990PF | President | 0 | $0 | $0 | View return |
| 2011 | Reiman Foundation Inc. | 990PF | President | 0 | $0 | $0 | View return |
| 2010 | Reiman Foundation Inc. | 990PF | President | 0 | $0 | $0 | View return |