| 2025 | The Alter Family Foundation | 990PF | Vice President | 1 | $0 | $0 | View return |
| 2024 | The Alter Family Foundation | 990PF | Vice President | 1 | $0 | $0 | View return |
| 2024 | Amber Schools Foundation Inc | 990 | Chair | 1 | $0 | $0 | View return |
| 2024 | The Alter Foundation C/O Mr Dennis Alter | 990EZ | Director | 1 | $0 | $0 | View return |
| 2023 | The Alter Family Foundation | 990PF | Vice President | 1 | $0 | $0 | View return |
| 2023 | The Alter Foundation C/O Mr Dennis Alter | 990EZ | Director | 1 | $0 | $0 | View return |
| 2023 | Amber Schools Foundation Inc | 990 | Chair | 1 | $0 | $0 | View return |
| 2022 | The Alter Family Foundation | 990PF | Vice President | 1 | $0 | $0 | View return |
| 2022 | The Alter Foundation C/O Mr Dennis Alter | 990EZ | Director | 1 | $0 | $0 | View return |
| 2022 | Amber Schools Foundation Inc | 990 | Chair | 1 | $0 | $0 | View return |
| 2021 | The Alter Family Foundation | 990PF | Vice President | 1 | $0 | $0 | View return |
| 2021 | Amber Schools Foundation Inc | 990 | Chair | 1 | $0 | $0 | View return |
| 2021 | The Alter Foundation C/O Mr Dennis Alter | 990EZ | Director | 1 | $0 | $0 | View return |
| 2020 | The Alter Family Foundation | 990PF | Vice President | 1 | $0 | $0 | View return |
| 2020 | The Alter Foundation C/O Mr Dennis Alter | 990EZ | Director | 1 | $0 | $0 | View return |
| 2020 | The Children'S Hospital of Philadelphia | 990 | Trustee | 1 | $0 | $0 | View return |
| 2020 | The Children'S Hospital of Philadelphia Foundation | 990 | Trustee | 1 | $0 | $0 | View return |
| 2020 | Amber Schools Foundation Inc | 990 | Chair | 1 | $0 | $0 | View return |
| 2019 | Ewing Marion Kauffman Foundation | 990PF | Trustee | 8 | $15,000 | $0 | View return |
| 2019 | The Alter Family Foundation | 990PF | Vice President | 1 | $0 | $0 | View return |
| 2019 | The Children'S Hospital of Philadelphia | 990 | Trustee | 1 | $0 | $0 | View return |
| 2019 | The Alter Foundation C/O Mr Dennis Alter | 990EZ | Director | 1 | $0 | $0 | View return |
| 2019 | Amber Schools Foundation Inc | 990 | Chair | 1 | $0 | $0 | View return |
| 2019 | The Children'S Hospital of Philadelphia Foundation | 990 | Trustee | 1 | $0 | $0 | View return |
| 2018 | Ewing Marion Kauffman Foundation | 990PF | Trustee | 8 | $60,000 | $0 | View return |
| 2018 | The Alter Family Foundation | 990PF | Vice President | 1 | $0 | $0 | View return |
| 2018 | Amber Schools Foundation Inc | 990 | Chair | 1 | $0 | $0 | View return |
| 2018 | The Children'S Hospital of Philadelphia Foundation | 990 | Trustee | 1 | $0 | $0 | View return |
| 2018 | The Alter Foundation C/O Mr Dennis Alter | 990EZ | Director | 1 | $0 | $0 | View return |
| 2018 | The Children'S Hospital of Philadelphia | 990 | Trustee | 1 | $0 | $0 | View return |
| 2017 | Ewing Marion Kauffman Foundation | 990PF | Trustee | 8 | $60,000 | $0 | View return |
| 2017 | The Alter Family Foundation | 990PF | Vice President | 1 | $0 | $0 | View return |
| 2017 | Amber Schools Foundation Inc | 990 | Chair | 1 | $0 | $0 | View return |
| 2017 | The Alter Foundation C/O Mr Dennis Alter | 990EZ | Director | 1 | $0 | $0 | View return |
| 2017 | Amber Schools Foundation Inc | 990 | Chair | 1 | $0 | $0 | View return |
| 2016 | Ewing Marion Kauffman Foundation | 990PF | Trustee | 8 | $60,000 | $0 | View return |
| 2016 | The Alter Family Foundation | 990PF | Vice President | 1 | $0 | $0 | View return |
| 2016 | Amber Schools Foundation Inc | 990 | Chair | 1 | $0 | $0 | View return |
| 2016 | The Alter Foundation C/O Mr Dennis Alter | 990EZ | Director | 1 | $0 | $0 | View return |
| 2015 | Ewing Marion Kauffman Foundation | 990PF | Trustee | 8 | $60,000 | $0 | View return |
| 2015 | The Alter Family Foundation | 990PF | Vice President | 1 | $0 | $0 | View return |
| 2015 | The Alter Foundation C/O Mr Dennis Alter | 990EZ | Director | 1 | $0 | $0 | View return |
| 2014 | Ewing Marion Kauffman Foundation | 990PF | Trustee | 8 | $60,000 | $0 | View return |
| 2014 | The Alter Family Foundation | 990PF | Vice President | 1 | $0 | $0 | View return |
| 2014 | The Alter Foundation C/O Mr Dennis Alter | 990EZ | Director | 1 | $0 | $0 | View return |
| 2013 | Ewing Marion Kauffman Foundation | 990PF | Trustee | 8 | $55,000 | $0 | View return |
| 2013 | The Alter Family Foundation | 990PF | Vice President | 1 | $0 | $0 | View return |
| 2012 | Ewing Marion Kauffman Foundation | 990PF | Trustee | 8 | $50,000 | $0 | View return |
| 2012 | The Alter Family Foundation | 990PF | Vice President | 1 | $0 | $0 | View return |
| 2011 | Ewing Marion Kauffman Foundation | 990PF | Trustee | 8 | $50,000 | $0 | View return |
| 2011 | The Alter Family Foundation | 990PF | Vice President | 1 | $0 | $0 | View return |
| 2010 | Ewing Marion Kauffman Foundation | 990PF | Trustee | 8 | $25,000 | $0 | View return |