| 2024 | Community Betterment Organization | 990 | Director | 1 | $0 | $0 | View return |
| 2024 | Pella Rolscreen Foundation | 990PF | Chairman | 0.05 | $0 | $0 | View return |
| 2024 | Peter H and E Lucille Gaass Kuyper Foundation | 990PF | Director | 0.1 | $0 | $0 | View return |
| 2024 | Graland Country Day School | 990 | President | 4 | $0 | $0 | View return |
| 2023 | Peter H and E Lucille Gaass Kuyper Foundation | 990PF | Director | 0.1 | $0 | $0 | View return |
| 2023 | Graland Country Day School Foundation | 990 | Director | 2 | $0 | $0 | View return |
| 2023 | Pella Rolscreen Foundation | 990PF | Chairman | 0.05 | $0 | $0 | View return |
| 2023 | Community Betterment Organization | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | Graland Country Day School | 990 | President | 4 | $0 | $0 | View return |
| 2022 | Peter H and E Lucille Gaass Kuyper Foundation | 990PF | Director | 0.1 | $0 | $0 | View return |
| 2022 | Pella Rolscreen Foundation | 990PF | Chairman | 0.05 | $0 | $0 | View return |
| 2022 | Community Betterment Organization | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | Graland Country Day School Foundation | 990 | Director | 0.2 | $0 | $0 | View return |
| 2022 | Graland Country Day School | 990 | President | 4 | $0 | $0 | View return |
| 2021 | Peter H and E Lucille Gaass Kuyper Foundation | 990PF | Director | 0.1 | $0 | $0 | View return |
| 2021 | Pella Rolscreen Foundation | 990PF | Chairman | 0.05 | $0 | $0 | View return |
| 2021 | Community Betterment Organization | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | Graland Country Day School | 990 | President El | 4 | $0 | $0 | View return |
| 2020 | Community Betterment Organization | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | Pella Rolscreen Foundation | 990PF | Chairman | 0.05 | $0 | $0 | View return |
| 2020 | Peter H and E Lucille Gaass Kuyper Foundation | 990PF | Director | 0.1 | $0 | $0 | View return |
| 2020 | Denver Country Club | 990 | VP/Membership | 3 | $0 | $0 | View return |
| 2019 | Peter H and E Lucille Gaass Kuyper Foundation | 990PF | Director | 0.1 | $0 | $0 | View return |
| 2019 | Denver Country Club | 990 | Director | 3 | $0 | $0 | View return |
| 2019 | Graland Country Day School | 990 | 2nd Vice President | 4 | $0 | $0 | View return |
| 2018 | Peter H and E Lucille Gaass Kuyper Foundation | 990PF | Director | 0.1 | $0 | $0 | View return |
| 2018 | Denver Country Club | 990 | Director | 3 | $0 | $0 | View return |
| 2018 | Graland Country Day School | 990 | Board Member | 2 | $0 | $0 | View return |
| 2017 | Peter H and E Lucille Gaass Kuyper Foundation | 990PF | Director | 0.1 | $0 | $0 | View return |
| 2017 | Graland Country Day School | 990 | Board Member | 2 | $0 | $0 | View return |
| 2016 | Peter H and E Lucille Gaass Kuyper Foundation | 990PF | Director | 0.1 | $0 | $0 | View return |
| 2015 | Peter H and E Lucille Gaass Kuyper Foundation | 990PF | Director | 0.1 | $0 | $0 | View return |
| 2014 | Peter H and E Lucille Gaass Kuyper Foundation | 990PF | Director | 0.1 | $0 | $0 | View return |
| 2013 | Peter H and E Lucille Gaass Kuyper Foundation | 990PF | Director | 0.1 | $0 | $0 | View return |