| 2024 | Payette River Foundation | 990PF | President | 1.25 | $0 | - | View return |
| 2023 | Oakland-Alameda County Coliseum Foundation | 990 | President | 1 | $0 | $0 | View return |
| 2023 | Payette River Foundation | 990PF | Director & President | 1.25 | $0 | $0 | View return |
| 2022 | Oakland-Alameda County Coliseum Foundation | 990 | President | 1 | $0 | $0 | View return |
| 2022 | Payette River Foundation | 990PF | Director & President | 1.25 | $0 | $0 | View return |
| 2021 | Oakland-Alameda County Coliseum Foundation | 990 | President | 1 | $0 | $0 | View return |
| 2021 | Education Matters | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | Payette River Foundation | 990PF | Director & President | 1.25 | $0 | $0 | View return |
| 2021 | Robert T Nahas Educational Scholarship | 990PF | Vice President | 0 | $0 | - | View return |
| 2020 | Payette River Foundation | 990PF | Director & President | 1.25 | $0 | $0 | View return |
| 2020 | Oakland-Alameda County Coliseum Foundation | 990 | President | 1 | $0 | $0 | View return |
| 2020 | Education Matters | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | Robert T Nahas Educational Scholarship | 990PF | Vice President | 0 | $0 | - | View return |
| 2019 | Oakland-Alameda County Coliseum Foundation | 990 | President | 1 | $0 | $0 | View return |
| 2019 | Payette River Foundation | 990PF | Director & President | 1.25 | $0 | $0 | View return |
| 2019 | Education Matters | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | Robert T Nahas Educational Scholarship | 990PF | Vice President | 0 | $0 | - | View return |
| 2018 | Payette River Foundation | 990PF | Director & President | 1.25 | $0 | $0 | View return |
| 2018 | Education Matters | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Oakland-Alameda County Coliseum Foundation | 990 | President | 1 | $0 | $0 | View return |
| 2018 | Robert T Nahas Educational Scholarship | 990PF | Vice President | 0 | $0 | - | View return |
| 2017 | Payette River Foundation | 990PF | Director & President | 1.25 | $0 | $0 | View return |
| 2017 | Oakland-Alameda County Coliseum Foundation | 990 | President | 1 | $0 | $0 | View return |
| 2017 | Education Matters | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Robert T Nahas Educational Scholarship | 990PF | Vice President | 0 | $0 | - | View return |
| 2016 | Payette River Foundation | 990PF | Director & President | 1.25 | $0 | $0 | View return |
| 2016 | Chesapeake Ranch Water Company | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Oakland-Alameda County Coliseum Foundation | 990 | President | 1 | $0 | $0 | View return |
| 2016 | Education Matters | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Robert T Nahas Educational Scholarship | 990PF | Vice President | 0 | $0 | - | View return |
| 2015 | Making Waves Foundation Inc. | 990PF | Director | 2 | $0 | $0 | View return |
| 2015 | Oakland-Alameda County Coliseum Foundation | 990 | President | 1 | $0 | $0 | View return |
| 2015 | Chesapeake Ranch Water Company | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Education Matters | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Payette River Foundation | 990PF | Director & President | 1.25 | $0 | $0 | View return |
| 2014 | Payette River Foundation | 990PF | Director & President | 1.25 | $0 | $0 | View return |
| 2014 | Chesapeake Ranch Water Company | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | Oakland-Alameda County Coliseum Foundation | 990 | President | 1 | $0 | $0 | View return |
| 2014 | Making Waves Foundation Inc. | 990PF | Director | 2 | $0 | $0 | View return |
| 2014 | Robert T Nahas Educational Scholarship | 990PF | Vice President | 0 | $0 | - | View return |
| 2013 | Payette River Foundation | 990PF | Director & President | 1.25 | $0 | $0 | View return |
| 2013 | Oakland-Alameda County Coliseum Foundation | 990 | President | 1 | $0 | $0 | View return |
| 2013 | Chesapeake Ranch Water Company | 990 | Director | 3 | $0 | $0 | View return |
| 2013 | Making Waves Education Program | 990 | Director | 2 | $0 | $0 | View return |
| 2013 | Making Waves Foundation Inc. | 990PF | Director | 2 | $0 | $0 | View return |
| 2013 | Robert T Nahas Educational Scholarship | 990PF | Vice President | 0 | $0 | - | View return |
| 2010 | Payette River Foundation | 990PF | Director & President | 1.25 | $0 | $0 | View return |
| 2010 | Robert T Nahas Educational Scholarship | 990PF | Vice President | 0 | $0 | - | View return |