| 2022 | Robert L Howell Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2021 | Robert L Howell Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2020 | Robert L Howell Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2019 | Robert L Howell Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2019 | Hardeman-Steele Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |
| 2018 | Robert L Howell Foundation | 990PF | Trustee | 1 | $0 | $0 | View return |
| 2018 | Hardeman-Steele Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |
| 2018 | The Hull Foundation Inc | 990EZ | Director | 0 | $0 | $0 | View return |
| 2017 | Robert L Howell Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2017 | Hardeman-Steele Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |
| 2017 | The Hull Foundation Inc | 990EZ | Director | 0 | $0 | $0 | View return |
| 2016 | Robert L Howell Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2016 | Hardeman-Steele Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |
| 2015 | Hardeman-Steele Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |
| 2015 | Robert L Howell Foundation | 990PF | Trustee | 2 | $0 | $0 | View return |
| 2014 | Hardeman-Steele Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |
| 2014 | Robert L Howell Foundation | 990PF | Trustee | 2 | $0 | $0 | View return |
| 2013 | Robert L Howell Foundation | 990PF | Trustee | 2 | $0 | $0 | View return |
| 2013 | Hardeman-Steele Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |
| 2013 | The Hull Foundation Inc | 990EZ | Director | 0 | $0 | $0 | View return |
| 2012 | Hardeman-Steele Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |
| 2012 | Robert L Howell Foundation | 990PF | Trustee | 2 | $0 | $0 | View return |
| 2011 | Robert L Howell Foundation | 990PF | Trustee | 2 | $0 | $0 | View return |
| 2011 | Hardeman-Steele Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |
| 2010 | Robert L Howell Foundation | 990PF | Trustee | 80 | $0 | $0 | View return |
| 2010 | Hardeman-Steele Foundation Inc. | 990PF | Director | 0 | $0 | $0 | View return |