| 2023 | Friends of Imbuto Foundation USA Inc. | 990PF | President | 1 | $0 | $0 | View return |
| 2023 | Ruettgers Family Charitable Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2022 | Friends of Imbuto Foundation USA Inc. | 990PF | President | 1 | $0 | $0 | View return |
| 2022 | Isabella Stewart Gardner Museum Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2022 | Ruettgers Family Charitable Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2021 | Friends of Imbuto Foundation USA Inc. | 990PF | President | 1 | $0 | $0 | View return |
| 2021 | Ruettgers Family Charitable Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2021 | Isabella Stewart Gardner Museum Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2020 | Friends of Imbuto Foundation USA Inc. | 990PF | President | 1 | $0 | $0 | View return |
| 2020 | Ruettgers Family Charitable Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2020 | Isabella Stewart Gardner Museum Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2019 | Friends of Imbuto Foundation USA Inc. | 990 | President | 1 | $0 | $0 | View return |
| 2019 | Ruettgers Family Charitable Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2019 | Isabella Stewart Gardner Museum Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2018 | Island School | 990 | Board Member | 3 | $0 | $0 | View return |
| 2018 | Friends of Imbuto Foundation USA Inc. | 990 | President | 1 | $0 | $0 | View return |
| 2018 | The Maranyundo Initiative Inc. | 990 | Vice Chair | 1 | $0 | $0 | View return |
| 2018 | Ruettgers Family Charitable Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2018 | Isabella Stewart Gardner Museum Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2017 | Island School | 990 | Board Member | - | $0 | $0 | View return |
| 2017 | The Maranyundo Initiative Inc. | 990 | Vice Chair | 1 | $0 | $0 | View return |
| 2017 | Friends of Imbuto Foundation USA Inc. | 990 | President | 1 | $0 | $0 | View return |
| 2017 | Ruettgers Family Charitable Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2017 | Isabella Stewart Gardner Museum Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2017 | Friends of Imbuto Foundation USA Inc. | 990 | President | 1 | $0 | $0 | View return |
| 2016 | Island School | 990 | Board Member | - | $0 | $0 | View return |
| 2016 | The Maranyundo Initiative Inc. | 990 | Vice Chair | 2 | $0 | $0 | View return |
| 2016 | Isabella Stewart Gardner Museum Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2016 | Ruettgers Family Charitable Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2015 | Island School | 990 | Board Member | 2 | $0 | $0 | View return |
| 2015 | The Maranyundo Initiative Inc. | 990 | Vice Chair | 2 | $0 | $0 | View return |
| 2015 | Ruettgers Family Charitable Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2015 | Isabella Stewart Gardner Museum Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2014 | The Maranyundo Initiative Inc. | 990 | Vice Chair | 5 | $0 | $0 | View return |
| 2014 | Ruettgers Family Charitable Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2014 | Isabella Stewart Gardner Museum Inc. | 990 | Trustee | 2 | $0 | $0 | View return |
| 2014 | Wgbh Educational Foundation | 990 | Vice Chair | 2 | $0 | $0 | View return |
| 2013 | The Maranyundo Initiative Inc. | 990 | V. Chair | 5 | $0 | $0 | View return |
| 2013 | Ruettgers Family Charitable Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2013 | Isabella Stewart Gardner Museum Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2013 | Wgbh Educational Foundation | 990 | Vice Chair | 2 | $0 | $0 | View return |
| 2012 | Ruettgers Family Charitable Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2011 | Ruettgers Family Charitable Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2009 | Ruettgers Family Charitable Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |