| 2024 | The Weatherhead Foundation | 990PF | President | 1 | $60,000 | $0 | View return |
| 2024 | Albert J Weatherhead III Foundation Co Thomas F Allen | 990PF | President | 1 | $0 | $0 | View return |
| 2023 | The Weatherhead Foundation | 990PF | President | 1 | $60,000 | $0 | View return |
| 2023 | Albert J Weatherhead III Foundation Co Thomas F Allen | 990PF | President | 1 | $0 | $0 | View return |
| 2023 | Whamnow Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | Case Western Reserve University | 990 | Trustee | 2 | $0 | $0 | View return |
| 2022 | The Weatherhead Foundation | 990PF | President | 1 | $60,000 | $0 | View return |
| 2022 | Whamnow Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | Albert J Weatherhead III Foundation Co Thomas F Allen | 990PF | President | 1 | $0 | $0 | View return |
| 2021 | The Weatherhead Foundation | 990PF | President | 1 | $60,000 | $0 | View return |
| 2021 | Albert J Weatherhead III Foundation Co Thomas F Allen | 990PF | President | 1 | $0 | $0 | View return |
| 2021 | Whamnow Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | The Weatherhead Foundation | 990PF | President | 1 | $60,000 | $0 | View return |
| 2020 | Albert J Weatherhead III Foundation Co Thomas F Allen | 990PF | President | 1 | $0 | $0 | View return |
| 2019 | The Weatherhead Foundation | 990PF | President | 1 | $60,000 | $0 | View return |
| 2019 | Albert J Weatherhead III Foundation Co Thomas F Allen | 990PF | President | 0 | $0 | $0 | View return |
| 2019 | Accesscircles Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | The Weatherhead Foundation | 990PF | President | 1 | $60,000 | $0 | View return |
| 2018 | Albert J Weatherhead III Foundation Co Thomas F Allen | 990PF | President | 1 | $0 | $0 | View return |
| 2017 | The Weatherhead Foundation | 990PF | President | 1 | $60,000 | $0 | View return |
| 2017 | Albert J Weatherhead III Foundation Co Thomas F Allen | 990PF | President | 1 | $0 | $0 | View return |
| 2016 | The Weatherhead Foundation | 990PF | President | 1 | $60,000 | $0 | View return |
| 2016 | Albert J Weatherhead III Foundation Co Thomas F Allen | 990PF | President | 1 | $0 | $0 | View return |
| 2015 | The Weatherhead Foundation | 990PF | President | 1 | $60,000 | - | View return |
| 2015 | Albert J Weatherhead III Foundation Co Thomas F Allen | 990PF | President | 1 | $0 | - | View return |
| 2014 | The Weatherhead Foundation | 990PF | President | 1 | $60,000 | $0 | View return |
| 2014 | Albert J Weatherhead III Foundation Co Thomas F Allen | 990PF | President | 1 | $0 | $0 | View return |
| 2013 | Cleveland Botanical Garden | 990 | Honorary Director (Nonvoting) | 2 | $0 | $0 | View return |
| 2013 | Albert J Weatherhead III Foundation Co Thomas F Allen | 990PF | President | 1 | $0 | $0 | View return |
| 2012 | Albert J Weatherhead III Foundation Co Thomas F Allen | 990PF | President | 1 | $0 | $0 | View return |
| 2011 | Albert J Weatherhead III Foundation Co Thomas F Allen | 990PF | President As Of 9/27/11/Trustee | 1 | $0 | $0 | View return |
| 2010 | Albert J Weatherhead III Foundation Co Thomas F Allen | 990PF | Vice President/Trustee | 1 | $0 | $0 | View return |