| 2025 | Rdm Foundation | 990PF | Vice President & Treasurer | 1 | $0 | $0 | View return |
| 2025 | Michael and Danielle Weiner Foundation | 990PF | Vice President | 1 | $0 | $0 | View return |
| 2025 | Richard Horvitz and Erica Hartman-Horvitz Foundation | 990PF | Treasurer/Trustee | 1 | $0 | $0 | View return |
| 2024 | The Private Investor Coalition Inc C/O John F Seher Capitol-Context | 990 | Director | 2 | $0 | $0 | View return |
| 2024 | Michael and Danielle Weiner Foundation | 990PF | Vice President | 1 | $0 | $0 | View return |
| 2024 | Rdm Foundation | 990PF | Vice President & Treasurer | 1 | $0 | $0 | View return |
| 2024 | Richard Horvitz and Erica Hartman-Horvitz Foundation | 990PF | Treasurer/Trustee | 1 | $0 | $0 | View return |
| 2024 | Suicide Prevention Education Alliance of Ne Ohio | 990 | Chairman | 1 | $0 | $0 | View return |
| 2023 | Richard Horvitz and Erica Hartman-Horvitz Foundation | 990PF | Treasurer/Trustee | 1 | $0 | $0 | View return |
| 2023 | Rdm Foundation | 990PF | Vice President & Treasurer | 1 | $0 | $0 | View return |
| 2023 | The Private Investor Coalition Inc C/O John F Seher Capitol-Context | 990 | Director | 2 | $0 | $0 | View return |
| 2023 | Suicide Prevention Education Alliance of Ne Ohio | 990 | Chairman | 0 | $0 | $0 | View return |
| 2022 | Rdm Foundation | 990PF | Vice President & Treasurer | 1 | $0 | $0 | View return |
| 2022 | Richard Horvitz and Erica Hartman-Horvitz Foundation | 990PF | Treasurer/Trustee | 1 | $0 | $0 | View return |
| 2022 | The Private Investor Coalition Inc C/O John F Seher Capitol-Context | 990 | Director | 2 | $0 | $0 | View return |
| 2022 | Suicide Prevention Education Alliance of Ne Ohio | 990 | Chairman | 0 | $0 | $0 | View return |
| 2022 | Suicide Prevention Education Alliance of Ne Ohio | 990 | Chairman | 0 | $0 | $0 | View return |
| 2021 | Rdm Foundation | 990PF | Vice President & Treasurer | 1 | $0 | $0 | View return |
| 2021 | Richard Horvitz and Erica Hartman-Horvitz Foundation | 990PF | Treasurer | 1 | $0 | $0 | View return |
| 2021 | The Private Investor Coalition Inc C/O John F Seher Capitol-Context | 990 | Director | 2 | $0 | $0 | View return |
| 2021 | Suicide Prevention Education Alliance of Ne Ohio | 990 | Director | 0 | $0 | $0 | View return |
| 2020 | Rdm Foundation | 990PF | Vice President & Treasurer | 1 | $0 | $0 | View return |
| 2020 | The Private Investor Coalition Inc C/O John F Seher Capitol-Context | 990 | Director | 2 | $0 | $0 | View return |
| 2020 | Richard Horvitz and Erica Hartman-Horvitz Foundation | 990PF | Treasurer | 1 | $0 | $0 | View return |
| 2020 | Suicide Prevention Education Alliance of Ne Ohio | 990 | Director | 0 | $0 | $0 | View return |
| 2019 | Richard Horvitz and Erica Hartman-Horvitz Foundation | 990PF | Treasurer | 1 | $0 | $0 | View return |
| 2019 | The Private Investor Coalition Inc C/O John F Seher Capitol-Context | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | Rdm Foundation | 990PF | Vice President & Treasurer | 1 | $0 | $0 | View return |
| 2018 | Rdm Foundation | 990PF | Vice President & Treasurer | 1 | $0 | $0 | View return |
| 2018 | Richard Horvitz and Erica Hartman-Horvitz Foundation | 990PF | Treasurer | 1 | $0 | $0 | View return |
| 2017 | Rdm Foundation | 990PF | Vice President & Treasurer | 1 | $0 | $0 | View return |
| 2017 | Richard Horvitz and Erica Hartman-Horvitz Foundation | 990PF | Treasurer | 1 | $0 | $0 | View return |
| 2016 | Rdm Foundation | 990PF | Vice President & Treasurer | 1 | $0 | $0 | View return |
| 2016 | Richard Horvitz and Erica Hartman-Horvitz Foundation | 990PF | Treasurer | 1 | $0 | $0 | View return |
| 2015 | Richard Horvitz and Erica Hartman-Horvitz Foundation | 990PF | Treasurer | 1 | $0 | $0 | View return |
| 2015 | Rdm Foundation | 990PF | Vice President & Treasurer | 1 | $0 | $0 | View return |
| 2014 | Richard Horvitz and Erica Hartman-Horvitz Foundation | 990PF | Treasurer | 1 | $0 | $0 | View return |
| 2014 | Rdm Foundation | 990PF | Vice President & Treasurer | 1 | $0 | $0 | View return |
| 2013 | Richard Horvitz and Erica Hartman-Horvitz Foundation | 990PF | Treasurer | 1 | $0 | $0 | View return |
| 2013 | Rdm Foundation | 990PF | Vice President & Treasurer | 1 | $0 | $0 | View return |
| 2012 | Richard Horvitz and Erica Hartman-Horvitz Foundation | 990PF | Treasurer | 1 | $0 | $0 | View return |