| 2025 | The Ozinga Foundation Inc. | 990PF | Vice President | 1 | $0 | $0 | View return |
| 2024 | The Ozinga Foundation Inc. | 990PF | Vice President | 1 | $0 | $0 | View return |
| 2024 | Timothy Christian Schools | 990 | Assistant Vice President | 3 | $0 | $0 | View return |
| 2023 | The Ozinga Foundation Inc. | 990PF | Vice President | 1 | $0 | $0 | View return |
| 2023 | Timothy Christian Schools | 990 | Assistant Vice President | 3 | $0 | $0 | View return |
| 2022 | The Ozinga Foundation Inc. | 990PF | Vice President | 1 | $0 | $0 | View return |
| 2021 | The Ozinga Foundation Inc. | 990PF | Vice President | 1 | $0 | $0 | View return |
| 2020 | The Ozinga Foundation Inc. | 990PF | Vice President | 1 | $0 | $0 | View return |
| 2020 | Road Builders Charities Inc | 990EZ | Director | 2 | $0 | - | View return |
| 2020 | Trinity Christian College Association | 990 | Chair Planning Committee | 1 | $0 | $0 | View return |
| 2019 | Road Builders Charities Inc | 990EZ | Director | 2 | $0 | - | View return |
| 2019 | Illinois Association of Aggregate Producers | 990 | President | 1 | $0 | $0 | View return |
| 2019 | Illinois Road and Transportation Builders Association | 990 | Director | 2 | $0 | $0 | View return |
| 2019 | Trinity Christian College Association | 990 | Chair Planning Committee | 1 | $0 | $0 | View return |
| 2018 | Road Builders Charities Inc | 990EZ | Director | 2 | $0 | - | View return |
| 2018 | Illinois Road and Transportation Builders Association | 990 | Director | 2 | $0 | $0 | View return |
| 2018 | Illinois Association of Aggregate Producers | 990 | President | 1 | $0 | $0 | View return |
| 2018 | Trinity Christian College Association | 990 | Chair Planning Committee | 1 | $0 | $0 | View return |
| 2017 | Illinois Road and Transportation Builders Association | 990 | Director | 2 | $0 | $0 | View return |
| 2017 | Road Builders Charities Inc | 990EZ | Director | 2 | $0 | - | View return |
| 2017 | Illinois Association of Aggregate Producers | 990 | Vice President | 1 | $0 | $0 | View return |
| 2017 | Trinity Christian College Association | 990 | Chair Planning Committee | 1 | $0 | $0 | View return |
| 2016 | Road Builders Charities Inc | 990EZ | Director | 2 | $0 | - | View return |
| 2016 | Illinois Association of Aggregate Producers | 990 | Vice President | 1 | $0 | $0 | View return |
| 2016 | Trinity Christian College Association | 990 | Trustee | 1 | $0 | $0 | View return |
| 2015 | Illinois Association of Aggregate Producers | 990 | Secretary | 1 | $0 | $0 | View return |
| 2015 | Road Builders Charities Inc | 990EZ | Director | 2 | $0 | - | View return |
| 2015 | Trinity Christian College Association | 990 | Trustee | 1 | $0 | $0 | View return |
| 2014 | Illinois Association of Aggregate Producers | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | Vikas Mission | 990EZ | Board President | 1 | $0 | - | View return |
| 2013 | Illinois Association of Aggregate Producers | 990 | Director | 1 | $0 | $0 | View return |