| 2023 | International Crane Foundation Inc. | 990 | Secretary | 3 | $0 | $0 | View return |
| 2023 | Dohmen Company Foundation Inc. | 990PF | Chairman (Thru Of 09/2023) | 0.6 | $0 | $0 | View return |
| 2022 | International Crane Foundation Inc. | 990 | Secretary | 3 | $0 | $0 | View return |
| 2022 | Dohmen Company Foundation Inc. | 990PF | Chairman Through July 2022 | 0.6 | $0 | $0 | View return |
| 2021 | International Crane Foundation Inc. | 990 | Secretary | 3 | $0 | $0 | View return |
| 2020 | International Crane Foundation Inc. | 990 | Secretary | 3 | $0 | $0 | View return |
| 2019 | International Crane Foundation Inc. | 990 | Secretary | 3 | $0 | $0 | View return |
| 2019 | Wisconsin Historical Foundation Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | International Crane Foundation Inc. | 990 | Secretary | 1 | $0 | $0 | View return |
| 2018 | Wisconsin Historical Foundation Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Dohmen Company Foundation Inc. | 990PF | Vice President, Director | 1 | $0 | $0 | View return |
| 2017 | International Crane Foundation Inc. | 990 | Secretary | 2 | $0 | $0 | View return |
| 2017 | Dohmen Family Foundation Inc Co Robert C Dohmen | 990PF | President/Secretary/Director | 0 | $0 | $0 | View return |
| 2017 | Wisconsin Historical Foundation Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Dohmen Company Foundation Inc. | 990PF | Secretary, Director | 1 | $0 | $0 | View return |
| 2016 | Wisconsin Historical Foundation Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Dohmen Family Foundation Inc Co Robert C Dohmen | 990PF | President/Secretary/Director | 0 | $0 | $0 | View return |
| 2016 | Dohmen Company Foundation Inc. | 990PF | Secretary, Director | 1 | $0 | $0 | View return |
| 2015 | International Crane Foundation Inc. | 990 | Secretary | 1 | $0 | $0 | View return |
| 2015 | Dohmen Family Foundation Inc Co Robert C Dohmen | 990PF | President/Secretary/Director | 0 | $0 | $0 | View return |
| 2015 | Wisconsin Historical Foundation Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | Wisconsin Historical Foundation Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | Dohmen Family Foundation Inc Co Robert C Dohmen | 990PF | President/Secretary/Director | 0 | $0 | $0 | View return |
| 2013 | Dohmen Family Foundation Inc Co Robert C Dohmen | 990PF | President/Secretary/Director | 0 | $0 | $0 | View return |
| 2012 | Dohmen Family Foundation Inc Co Robert C Dohmen | 990PF | President/Secretary/Director | 0 | $0 | $0 | View return |
