| 2025 | The Buck Scholars Association Inc. | 990EZ | Board Member | 1 | $0 | $0 | View return |
| 2024 | Grand Teton Music Festival Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2024 | Carol Franc Buck Foundation | 990PF | Trustee | 0 | $0 | - | View return |
| 2023 | Grand Teton Music Festival Inc. | 990 | Director (Eff. 08/2023) | 1 | $0 | $0 | View return |
| 2023 | Rivercrest Cabana Club Incorporated | 990 | Website | 1 | $0 | $0 | View return |
| 2023 | Carol Franc Buck Foundation | 990PF | Trustee | 0 | $0 | - | View return |
| 2022 | Rivercrest Cabana Club Incorporated | 990EZ | Website | 1 | $0 | $0 | View return |
| 2022 | Carol Franc Buck Foundation | 990PF | Trustee | 0 | $0 | - | View return |
| 2021 | Carol Franc Buck Foundation | 990PF | Trustee | 0 | $0 | - | View return |
| 2020 | The Buck Scholars Association Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2020 | Grand Teton Music Festival Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | Carol Franc Buck Foundation | 990PF | Trustee | 0 | $0 | - | View return |
| 2019 | Grand Teton Music Festival Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | The Buck Scholars Association Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2019 | Carol Franc Buck Foundation | 990PF | Trustee | 0 | $0 | - | View return |
| 2018 | Grand Teton Music Festival Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | The Buck Scholars Association Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2018 | Carol Franc Buck Foundation | 990PF | Trustee | 0 | $0 | - | View return |
| 2017 | Grand Teton Music Festival Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | The Buck Scholars Association Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2017 | Carol Franc Buck Foundation | 990PF | Trustee | 0 | $0 | - | View return |
| 2016 | Frank H and Eva B Buck Foundation | 990PF | President | 2 | $0 | - | View return |
| 2016 | The Buck Scholars Association Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2016 | Grand Teton Music Festival Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Carol Franc Buck Foundation | 990PF | Trustee | 0 | $0 | - | View return |
| 2015 | Frank H and Eva B Buck Foundation | 990PF | President | 2 | $0 | - | View return |
| 2015 | The Buck Scholars Association Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2015 | Grand Teton Music Festival Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Carol Franc Buck Foundation | 990PF | Trustee | 0 | $0 | - | View return |
| 2014 | Frank H and Eva B Buck Foundation | 990PF | President | 2 | $0 | - | View return |
| 2014 | The Buck Scholars Association Inc. | 990EZ | Director | 2 | $0 | - | View return |
| 2014 | Resource Renewal Institute | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2014 | The U C Davis Foundation | 990 | Trustee | 1 | $0 | $0 | View return |
| 2014 | San Francisco Conservatory of Music Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2014 | Carol Franc Buck Foundation | 990PF | Trustee | 0 | $0 | - | View return |
| 2013 | The U C Davis Foundation | 990 | Trustee | 1 | $0 | $0 | View return |
| 2013 | Carol Franc Buck Foundation | 990PF | Trustee | 0 | $0 | - | View return |
| 2013 | San Francisco Conservatory of Music Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2012 | Carol Franc Buck Foundation | 990PF | Trustee | 0 | $0 | - | View return |
| 2011 | Carol Franc Buck Foundation | 990PF | Trustee | 0 | $0 | - | View return |
| 2009 | Carol Franc Buck Foundation | 990PF | Trustee | 0 | $0 | - | View return |