| 2025 | Gunilda Rianda Senior Center Association Rianda House Senior Activity Center | 990 | Secretary | 5 | $0 | $0 | View return |
| 2025 | Hieronymus Mueller Family Foundation | 990PF | Director | 0.25 | $0 | $0 | View return |
| 2024 | Compressed Air and Gas Institute Inc | 990 | President | 0.5 | $0 | $0 | View return |
| 2024 | Hieronymus Mueller Family Foundation | 990PF | Director | 0.25 | $0 | $0 | View return |
| 2024 | Featherock Conference Center Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2024 | Gunilda Rianda Senior Center Association Rianda House Senior Activity Center | 990 | Director | 2 | $0 | $0 | View return |
| 2024 | Gunilda Rianda Senior Center Association Rianda House Senior Activity Center | 990 | Director | 2 | $0 | $0 | View return |
| 2023 | Gunilda Rianda Senior Center Association Rianda House Senior Activity Center | 990 | Director | 2 | $0 | $0 | View return |
| 2023 | Hieronymus Mueller Family Foundation | 990PF | Director | 0 | $0 | $0 | View return |
| 2023 | Tulsa Route 66 Marathon Inc. | 990 | Signage Director | 5 | $0 | $0 | View return |
| 2023 | Compressed Air and Gas Institute Inc | 990 | President | 0.5 | $0 | $0 | View return |
| 2022 | Hieronymus Mueller Family Foundation | 990PF | Director | 0 | $0 | $0 | View return |
| 2022 | Hieronymus Mueller Family Foundation | 990PF | Director | 0 | $0 | $0 | View return |
| 2022 | Compressed Air and Gas Institute Inc | 990 | 2nd Vice President | 0.5 | $0 | $0 | View return |
| 2021 | Osteopathic International Alliance | 990EZ | Director | 1 | $0 | $0 | View return |
| 2021 | The German Language and Culture Foundation | 990EZ | President | 6.25 | $0 | $0 | View return |
| 2021 | Compressed Air and Gas Institute Inc | 990 | 2nd Vice President | 0.5 | $0 | $0 | View return |
| 2021 | Hieronymus Mueller Family Foundation | 990PF | Director | 0 | $0 | $0 | View return |
| 2021 | Veterans of Foreign Wars of the 2541 VFW-Iowa Kossuth County | 990EZ | Jr Vice Comm | 0 | $0 | - | View return |
| 2020 | Osteopathic International Alliance | 990EZ | Director | 0.5 | $0 | $0 | View return |
| 2020 | The German Language and Culture Foundation | 990EZ | President | 6.25 | $0 | $0 | View return |
| 2020 | Compressed Air and Gas Institute Inc | 990 | Director | 0.5 | $0 | $0 | View return |
| 2020 | Independent Order of Odd Fellows | 990 | Director | 0 | $0 | $0 | View return |
| 2020 | Phi Kappa Tau - Mississippi State Univ Alpha Chi Chapter | 990 | Treasurer | - | $0 | $0 | View return |
| 2020 | Veterans of Foreign Wars of the 2541 VFW-Iowa Kossuth County | 990EZ | Jr Vice Comm | 0 | $0 | - | View return |
| 2020 | Hieronymus Mueller Family Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2020 | Fraternal Ord of Eagles Aerie #592 | 990 | President | 5 | $0 | $0 | View return |
| 2019 | Finger Lakes Building Officials Associat Association Inc | 990EZ | 1st Vice President | 1 | $0 | $0 | View return |
| 2019 | Compressed Air and Gas Institute Inc | 990 | Director | 0.5 | $0 | $0 | View return |
| 2019 | Veterans of Foreign Wars of the 2541 VFW-Iowa Kossuth County | 990EZ | Jr Vice Comm | 5 | $0 | - | View return |
| 2019 | Osteopathic International Alliance | 990EZ | Director | 1 | $0 | $0 | View return |
| 2019 | Phi Kappa Tau - Mississippi State Univ Alpha Chi Chapter | 990 | Treasurer | - | $0 | $0 | View return |
| 2018 | Finger Lakes Building Officials Associat Association Inc | 990EZ | 1st Vice President | 1 | $0 | $0 | View return |
| 2018 | Osteopathic International Alliance | 990EZ | Director | 1 | $0 | $0 | View return |
| 2018 | St Hubertus Hunting Club C/O Winfrid W Mayer | 990 | Secretary | - | $0 | $0 | View return |
| 2018 | Veterans of Foreign Wars of the 2541 VFW-Iowa Kossuth County | 990EZ | Jr Vice Comm | 5 | $0 | - | View return |
| 2018 | Compressed Air and Gas Institute Inc | 990 | President | 0.5 | $0 | $0 | View return |
| 2018 | Osteopathic International Alliance | 990EZ | Director | 1 | $0 | $0 | View return |
| 2017 | St Hubertus Hunting Club C/O Winfrid W Mayer | 990 | Secretary | - | $0 | $0 | View return |
| 2017 | Veterans of Foreign Wars of the 2541 VFW-Iowa Kossuth County | 990EZ | Jr Vice Comm | 5 | $0 | - | View return |
| 2017 | Finger Lakes Building Officials Associat Association Inc | 990EZ | Director/First Vice Presid | 1 | $0 | $0 | View return |
| 2016 | Veterans of Foreign Wars of the 2541 VFW-Iowa Kossuth County | 990EZ | Jr Vice Comm | 5 | $0 | - | View return |
| 2016 | St Hubertus Hunting Club C/O Winfrid W Mayer | 990 | Secretary | 5 | $0 | $0 | View return |
| 2016 | Osteopathic International Alliance | 990EZ | Director | 1 | $0 | $0 | View return |
| 2016 | Finger Lakes Building Officials Associat Association Inc | 990EZ | Director/First Vice Presid | 1 | $0 | $0 | View return |
| 2015 | Finger Lakes Building Officials Associat Association Inc | 990EZ | Director/First Vice President | 1 | $0 | $0 | View return |
| 2015 | St Hubertus Hunting Club C/O Winfrid W Mayer | 990 | Secretary | - | $0 | $0 | View return |
| 2015 | Veterans of Foreign Wars of the 2541 VFW-Iowa Kossuth County | 990EZ | Jr Vice Comm | 5 | $0 | - | View return |
| 2014 | St Hubertus Hunting Club C/O Winfrid W Mayer | 990 | Secretary | 5 | $0 | $0 | View return |
| 2014 | Finger Lakes Building Officials Associat Association Inc | 990EZ | Director | 1 | $0 | $0 | View return |
| 2014 | Santa Ynez Valley Outreach Center | 990 | Treasurer | 0 | $0 | $0 | View return |
| 2013 | Santa Ynez Valley Outreach Center | 990 | Treasurer | 0 | $0 | $0 | View return |
| 2013 | Finger Lakes Building Officials Associat Association Inc | 990EZ | Director | 1 | $0 | $0 | View return |