| 2024 | National Medal of Honor Museum Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2024 | National Archives Foundation | 990 | Board Member | 1.5 | $0 | $0 | View return |
| 2024 | Voices for Children Foundation Inc. | 990 | Chair Elect | 10 | $0 | $0 | View return |
| 2024 | Gulliver Preparatory School Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2023 | Brad Meltzer and Cori Flam Charitable Trust | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2023 | National Medal of Honor Museum Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | Gulliver Preparatory School Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2023 | National Archives Foundation | 990 | Board Member | 1.5 | $0 | $0 | View return |
| 2023 | Voices for Children Foundation Inc. | 990 | Chair Elect | 10 | $0 | $0 | View return |
| 2022 | Brad Meltzer and Cori Flam Charitable Trust | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2022 | National Medal of Honor Museum Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | Gulliver Preparatory School Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2022 | National Archives Foundation | 990 | Board Member | 1.5 | $0 | $0 | View return |
| 2022 | Voices for Children Foundation Inc. | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2021 | National Medal of Honor Museum Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | Brad Meltzer and Cori Flam Charitable Trust | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2021 | National Archives Foundation | 990 | Board Member | 1.5 | $0 | $0 | View return |
| 2021 | Gulliver Preparatory School Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2021 | Voices for Children Foundation Inc. | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2020 | National Medal of Honor Museum Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | Brad Meltzer and Cori Flam Charitable Trust | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2020 | Voices for Children Foundation Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2020 | National Archives Foundation | 990 | Board Member | 1.5 | $0 | $0 | View return |
| 2020 | Gulliver Preparatory School Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2019 | Brad Meltzer and Cori Flam Charitable Trust | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2019 | Voices for Children Foundation Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2019 | Gulliver Preparatory School Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2018 | Brad Meltzer and Cori Flam Charitable Trust | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2018 | Voices for Children Foundation Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2018 | National Medal of Honor Museum Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Brad Meltzer and Cori Flam Charitable Trust | 990PF | Trustee | 5 | $0 | $0 | View return |
| 2017 | Voices for Children Foundation Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2016 | Voices for Children Foundation Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2015 | Brad Meltzer and Cori Flam Charitable Trust | 990PF | Trustee | 5 | $0 | $0 | View return |
| 2015 | Voices for Children Foundation Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2014 | Mystery Writers of America Inc. | 990 | President | 2 | $0 | $0 | View return |
| 2014 | Brad Meltzer and Cori Flam Charitable Trust | 990PF | Trustee | 5 | $0 | $0 | View return |
| 2014 | La Gorce Country Club Inc | 990 | Governor | 4 | $0 | $0 | View return |
| 2013 | Brad Meltzer and Cori Flam Charitable Trust | 990PF | Trustee | 0 | $0 | - | View return |
| 2013 | Miami Beach Chamber of Commerce | 990 | Board Member | 1 | $0 | $0 | View return |
| 2013 | La Gorce Country Club Inc | 990 | 2nd Vice President | 4 | $0 | $0 | View return |
| 2012 | Brad Meltzer and Cori Flam Charitable Trust | 990PF | Trustee | 0 | $0 | - | View return |
| 2011 | Brad Meltzer and Cori Flam Charitable Trust | 990PF | Trustee | 0 | $0 | - | View return |
| 2010 | Brad Meltzer and Cori Flam Charitable Trust | 990PF | Trustee | 0 | $0 | - | View return |