| 2024 | Potts and Sibley Foundation | 990PF | Director/Manager | 20 | $217,984 | $0 | View return |
| 2024 | Friendship Hose Co No 1Social Club | 990 | Treasurer | 12 | $0 | $0 | View return |
| 2023 | Potts and Sibley Foundation | 990PF | Director/Manager | 20 | $181,291 | $0 | View return |
| 2023 | Friendship Hose Co No 1Social Club | 990 | Treasurer | 12 | $0 | $0 | View return |
| 2022 | Potts and Sibley Foundation | 990PF | Director/Manager | 20 | $229,914 | $0 | View return |
| 2022 | Friendship Hose Co No 1Social Club | 990 | Treasurer | 12 | $0 | $0 | View return |
| 2021 | Potts and Sibley Foundation | 990PF | Director/Manager | 20 | $173,196 | $0 | View return |
| 2021 | Friendship Hose Co No 1Social Club | 990 | Treasurer | 12 | $0 | $0 | View return |
| 2020 | Potts and Sibley Foundation | 990PF | Director/Manager | 20 | $153,410 | $0 | View return |
| 2020 | Friendship Hose Co No 1Social Club | 990 | Treasurer | 12 | $0 | $0 | View return |
| 2019 | Potts and Sibley Foundation | 990PF | Dir/Mgr/Co-T | 20 | $596,872 | $0 | View return |
| 2019 | Friendship Hose Co No 1Social Club | 990EZ | Treasurer | 10 | $0 | - | View return |
| 2018 | Potts and Sibley Foundation | 990PF | Dir/Mgr/Co-T | 20 | $179,098 | $0 | View return |
| 2018 | Friendship Hose Co No 1Social Club | 990EZ | Treasurer | 10 | $0 | - | View return |
| 2017 | Potts and Sibley Foundation | 990PF | Dir/Mgr/Co-Trus | 20 | $166,392 | - | View return |
| 2017 | The Postal History Foundation Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Friendship Hose Co No 1Social Club | 990EZ | Treasurer | 10 | $0 | - | View return |
| 2016 | Potts and Sibley Foundation | 990PF | Dir/Mgr/Co-Trus | 20 | $73,333 | - | View return |
| 2016 | The Postal History Foundation Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Potts and Sibley Foundation | 990PF | Dir/Mgr/Co-Trus | 20 | $55,225 | - | View return |
| 2015 | The Postal History Foundation Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | Potts and Sibley Foundation | 990PF | Dir/Mgr/Co-Trus | 20 | $47,000 | - | View return |
| 2014 | Potts and Sibley Foundation | 990PF | Dir/Mgr/Co-Trus | 20 | $47,000 | - | View return |
| 2014 | The Postal History Foundation Inc | 990 | Chairman | 3 | $0 | $0 | View return |
| 2013 | Potts and Sibley Foundation | 990PF | Dir/Mgr/Co-Trus | 20 | $130,699 | - | View return |
| 2013 | Potts and Sibley Foundation | 990PF | Dir/Mgr/Co-Trus | 20 | $130,699 | - | View return |
| 2013 | The Postal History Foundation Inc | 990 | Chairman | 17 | $0 | $0 | View return |
| 2012 | Potts and Sibley Foundation | 990PF | Dir/Mgr/Co-Trus | 20 | $40,013 | - | View return |