| 2025 | Pine Tree Rifle Club Inc | 990 | Recording Se | 2 | $0 | $0 | View return |
| 2025 | Elmore Area Concerned Christians Inc | 990 | Board Member | 1 | $0 | $0 | View return |
| 2025 | Ephratah Rod & Gun Club Inc | 990 | Board Of Directors | 2 | $0 | $0 | View return |
| 2024 | Mark and Karen Foundation Wendt Foundation | 990PF | President | 1 | $0 | $0 | View return |
| 2024 | Pine Tree Rifle Club Inc | 990 | Recording Se | 1 | $0 | $0 | View return |
| 2024 | Elmore Area Concerned Christians Inc | 990 | Board Member | 1 | $0 | $0 | View return |
| 2024 | Basin United Soccer Club Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2024 | Wendt Family Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2024 | Klamath Co Economic Development Assn | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | Elmore Area Concerned Christians Inc | 990 | Board Member | 1 | $0 | $0 | View return |
| 2023 | Pine Tree Rifle Club Inc | 990 | Recording Se | 1 | $0 | $0 | View return |
| 2023 | Wendt Family Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2023 | Klamath Works Inc. | 990 | President | 1 | $0 | $0 | View return |
| 2023 | Basin United Soccer Club Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2023 | Mark and Karen Foundation Wendt Foundation | 990PF | President | 1 | $0 | $0 | View return |
| 2023 | Klamath Co Economic Development Assn | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | Mark and Karen Foundation Wendt Foundation | 990PF | President | 1 | $0 | $0 | View return |
| 2022 | Klamath Community Youth Sports Complex | 990 | Director | - | $0 | $0 | View return |
| 2022 | Favell Museum Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | Basin United Soccer Club Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2022 | Klamath Works Inc. | 990 | President | 1 | $0 | $0 | View return |
| 2022 | Elmore Area Concerned Christians Inc | 990 | Board Member | 1 | $0 | $0 | View return |
| 2022 | Pine Tree Rifle Club Inc | 990EZ | Recording Secretary | 1 | $0 | $0 | View return |
| 2022 | Wendt Family Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2022 | Klamath Co Economic Development Assn | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | Pine Tree Rifle Club Inc | 990EZ | Recording Secretary | 1 | $0 | $0 | View return |
| 2021 | Mark and Karen Foundation Wendt Foundation | 990PF | President | 1 | $0 | $0 | View return |
| 2021 | Basin United Soccer Club Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2021 | Klamath Works Inc. | 990 | President | 1 | $0 | $0 | View return |
| 2021 | Wendt Family Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2021 | Klamath Co Economic Development Assn | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | Favell Museum Inc. | 990PF | Director | 1 | $0 | $0 | View return |
| 2021 | Klamath Community Youth Sports Complex | 990 | Director | - | $0 | $0 | View return |
| 2021 | Klamath Works Inc. | 990 | President | 1 | $0 | $0 | View return |
| 2020 | Mark and Karen Foundation Wendt Foundation | 990PF | President | 1 | $0 | $0 | View return |
| 2020 | Wendt Family Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2020 | Klamath Works Inc. | 990 | President | 1 | $0 | $0 | View return |
| 2020 | Favell Museum Inc. | 990PF | Director | 1 | $0 | $0 | View return |
| 2020 | Basin United Soccer Club Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2020 | Pine Tree Rifle Club Inc | 990EZ | Recording Secretary | 1 | $0 | $0 | View return |
| 2020 | Klamath Co Economic Development Assn | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | Mark and Karen Foundation Wendt Foundation | 990PF | President | 1 | $0 | $0 | View return |
| 2019 | Basin United Soccer Club Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2019 | Wendt Family Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2019 | Klamath Works Inc. | 990 | President | 1 | $0 | $0 | View return |
| 2019 | Pine Tree Rifle Club Inc | 990EZ | Recording Secretary | 1 | $0 | $0 | View return |
| 2019 | Klamath Co Economic Development Assn | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | Klamath Co Economic Development Assn | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Favell Museum Inc. | 990PF | Director | 1 | $0 | $0 | View return |
| 2018 | Wendt Family Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2018 | Klamath Works Inc. | 990 | President | 1 | $0 | $0 | View return |
| 2018 | Pine Tree Rifle Club Inc | 990EZ | Recording Secretary | 1 | $0 | $0 | View return |
| 2018 | Basin United Soccer Club Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2018 | Mark and Karen Foundation Wendt Foundation | 990PF | President | 1 | $0 | $0 | View return |
| 2018 | Klamath Co Economic Development Assn | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Mark and Karen Foundation Wendt Foundation | 990PF | President | 1 | $0 | $0 | View return |
| 2017 | Klamath Works Inc. | 990 | President | 1 | $0 | $0 | View return |
| 2017 | Basin United Soccer Club Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2017 | Pine Tree Rifle Club Inc | 990EZ | Recording Secretary | 1 | $0 | - | View return |
| 2017 | Klamath Co Economic Development Assn | 990 | Vice President | 1 | $0 | $0 | View return |
| 2017 | Wendt Family Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2017 | Favell Museum Inc. | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2016 | Mark and Karen Foundation Wendt Foundation | 990PF | President | 1 | $0 | $0 | View return |
| 2016 | Klamath Co Economic Development Assn | 990 | Vice President | 1 | $0 | $0 | View return |
| 2016 | Pine Tree Rifle Club Inc | 990EZ | Recording Secretary | 1 | $0 | - | View return |
| 2016 | Wendt Family Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2016 | Klamath Works Inc. | 990 | President | 1 | $0 | $0 | View return |
| 2016 | Favell Museum Inc. | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2016 | Mark and Karen Foundation Wendt Foundation | 990PF | President | 1 | $0 | $0 | View return |
| 2016 | Basin United Soccer Club Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2015 | Pine Tree Rifle Club Inc | 990EZ | Recording Secretary | 1 | $0 | - | View return |
| 2015 | Basin United Soccer Club Inc. | 990 | Vice President | 4 | $0 | $0 | View return |
| 2015 | Mark and Karen Foundation Wendt Foundation | 990PF | President | 1 | $0 | $0 | View return |
| 2015 | Favell Museum Inc. | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2014 | Wendt Family Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2014 | Pine Tree Rifle Club Inc | 990EZ | Recording Sec | 1 | $0 | - | View return |
| 2014 | Klamath Co Economic Development Assn | 990 | Vice Preside | 1 | $0 | $0 | View return |
| 2014 | Favell Museum Inc. | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2014 | Mark and Karen Foundation Wendt Foundation | 990PF | President | 1 | $0 | $0 | View return |
| 2013 | Merle West Center for Medical Research | 990 | Board Member | 1 | $0 | $0 | View return |
| 2013 | Favell Museum Inc. | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2013 | Basin United Soccer Club Inc. | 990 | Vice President | 4 | $0 | $0 | View return |
| 2013 | Pine Tree Rifle Club Inc | 990EZ | Recording Sec | 1 | $0 | - | View return |
| 2013 | Mark and Karen Foundation Wendt Foundation | 990PF | President | 1 | $0 | $0 | View return |
| 2012 | Wendt Family Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2012 | Favell Museum Inc. | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2012 | Mark and Karen Foundation Wendt Foundation | 990PF | President | 1 | $0 | $0 | View return |
| 2011 | Favell Museum Inc. | 990PF | Director | 1 | $0 | $0 | View return |
| 2011 | Wendt Family Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2011 | Mark and Karen Foundation Wendt Foundation | 990PF | President | 1 | $0 | $0 | View return |
| 2011 | Nancy J Wendt Foundation | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2010 | Wendt Family Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2010 | Nancy J Wendt Foundation | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2010 | Favell Museum Inc. | 990PF | Director | 1 | $0 | $0 | View return |
| 2010 | Mark and Karen Foundation Wendt Foundation | 990PF | President | 1 | $0 | $0 | View return |