| 2024 | Leroy E Dettman Foundation Inc. | 990PF | Pres/Directo | 0 | $19,750 | $5,102 | View return |
| 2023 | Leroy E Dettman Foundation Inc. | 990PF | Pres/Directo | 0 | $26,000 | $14,402 | View return |
| 2023 | Optimist Intnl 06234 Round Rock - Town & Country | 990 | 9100 Meadowheath, Austin, TX | 15 | $0 | $0 | View return |
| 2023 | Town and Country Optimist Foundation | 990 | 9100 Meadowheath, Austin, TX | 15 | $0 | $0 | View return |
| 2022 | Leroy E Dettman Foundation Inc. | 990PF | Pres/Directo | 0 | $26,000 | $13,522 | View return |
| 2022 | Optimist Intnl 06234 Round Rock - Town & Country | 990 | 9100 Meadowheath, Austin, TX | 15 | $0 | $0 | View return |
| 2022 | Town and Country Optimist Foundation | 990 | 9100 Meadowheath, Austin, TX | 15 | $0 | $0 | View return |
| 2021 | Leroy E Dettman Foundation Inc. | 990PF | Pres/Directo | 0 | $26,000 | $10,666 | View return |
| 2021 | Town and Country Optimist Foundation | 990 | 9100 Meadowheath, Austin, TX | 15 | $0 | $0 | View return |
| 2021 | Optimist Intnl 06234 Round Rock - Town & Country | 990 | 9100 Meadowheath, Austin, TX | 15 | $0 | $0 | View return |
| 2020 | Leroy E Dettman Foundation Inc. | 990PF | Pres/Directo | 0 | $25,077 | $9,783 | View return |
| 2020 | Town and Country Optimist Foundation | 990 | 9100 Meadowheath, Austin, TX | 15 | $0 | $0 | View return |
| 2020 | Optimist Intnl 06234 Round Rock - Town & Country | 990 | 9100 Meadowheath, Austin, TX | 15 | $0 | $0 | View return |
| 2019 | Leroy E Dettman Foundation Inc. | 990PF | Pres/Directo | 0 | $19,999 | $7,478 | View return |
| 2019 | Optimist Intnl 06234 Round Rock - Town & Country | 990 | 9100 Meadowheath, Austin, TX | 15 | $0 | $0 | View return |
| 2019 | Town and Country Optimist Foundation | 990 | 9100 Meadowheath, Austin, TX | 15 | $0 | $0 | View return |