| 2024 | Whitham Family Foundation | 990PF | President | 1 | $0 | $0 | View return |
| 2024 | Sisters of Charity of Leavenworth Health System Inc | 990 | Chair | 2 | $0 | $0 | View return |
| 2024 | The Western Stock Show Association Scholarship Trust | 990 | Trustee | 1 | $0 | $0 | View return |
| 2024 | The Western Stock Show Association | 990 | Vice Chairman Of The Board | 1 | $0 | $0 | View return |
| 2024 | Regis University | 990 | Trustee | 0.8 | $0 | $0 | View return |
| 2023 | The Western Stock Show Association Scholarship Trust | 990 | Trustee | 1 | $0 | $0 | View return |
| 2023 | Sisters of Charity of Leavenworth Health System Inc | 990 | Chair | 2 | $0 | $0 | View return |
| 2023 | Whitham Family Foundation | 990PF | President | 1 | $0 | $0 | View return |
| 2023 | The Western Stock Show Association | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | Regis University | 990 | Trustee | 0.8 | $0 | $0 | View return |
| 2022 | The Western Stock Show Association Scholarship Trust | 990 | Trustee | 1 | $0 | $0 | View return |
| 2022 | Whitham Family Foundation | 990PF | President | 1 | $0 | $0 | View return |
| 2022 | The Western Stock Show Association | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | Sisters of Charity of Leavenworth Health System Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | Regis University | 990 | Trustee | 0.8 | $0 | $0 | View return |
| 2021 | Whitham Family Foundation | 990PF | President | 1 | $0 | $0 | View return |
| 2021 | Saint Joseph Hospital Inc | 990 | Past Chair | 2 | $0 | $0 | View return |
| 2021 | Intermountain Front Range Inc. | 990 | Past Chair | 2 | $0 | $0 | View return |
| 2021 | The Western Stock Show Association | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | Sisters of Charity of Leavenworth Health System Inc | 990 | Member | 1 | $0 | $0 | View return |
| 2021 | Regis University | 990 | Trustee | 0.8 | $0 | $0 | View return |
| 2020 | Children'S Hospital Colorado Health System | 990 | Board Member/Past Chair | 4 | $0 | $0 | View return |
| 2020 | Whitham Family Foundation | 990PF | President | 1 | $0 | $0 | View return |
| 2020 | Children'S Hospital Colorado | 990 | Board Member/Past Chair | 1 | $0 | $0 | View return |
| 2020 | Saint Joseph Hospital Inc | 990 | Chair | 2 | $0 | $0 | View return |
| 2020 | Intermountain Front Range Inc. | 990 | Chair | 2 | $0 | $0 | View return |
| 2020 | Children'S Hospital Colorado Foundation | 990 | Ex-Officio,Chair-Chco Bd Of Di | 3 | $0 | $0 | View return |
| 2020 | Regis University | 990 | Trustee | 0.8 | $0 | $0 | View return |
| 2019 | Intermountain Front Range Inc. | 990 | Chair | 2 | $0 | $0 | View return |
| 2019 | Whitham Family Foundation | 990PF | President | 1 | $0 | $0 | View return |
| 2019 | Saint Joseph Hospital Inc | 990 | Chair | 2 | $0 | $0 | View return |
| 2019 | Children'S Hospital Colorado Health System | 990 | Board Member/Chair (Outgoing) | 4 | $0 | $0 | View return |
| 2019 | The Western Stock Show Association | 990 | Vice Chairman And Treasurer | 1 | $0 | $0 | View return |
| 2019 | Regis University | 990 | Trustee | 0.8 | $0 | $0 | View return |
| 2018 | Intermountain Front Range Inc. | 990 | Member | 1 | $0 | $0 | View return |
| 2018 | Whitham Family Foundation | 990PF | President | 1 | $0 | $0 | View return |
| 2018 | Children'S Hospital Colorado Foundation | 990 | Ex-Officio, Chco Bd. Chair Beg. 4/18 | 3 | $0 | $0 | View return |
| 2018 | Saint Joseph Hospital Inc | 990 | Member | 1 | $0 | $0 | View return |
| 2018 | Regis University | 990 | Trustee | 0.8 | $0 | $0 | View return |
| 2018 | The Western Stock Show Association | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Saint Joseph Hospital Inc | 990 | Member | 1 | $0 | $0 | View return |
| 2017 | Children'S Hospital Colorado Health System | 990 | Board Member | 4 | $0 | $0 | View return |
| 2017 | Intermountain Front Range Inc. | 990 | Member | 1 | $0 | $0 | View return |
| 2017 | Children'S Hospital Colorado | 990 | Chair-Elect | 1 | $0 | $0 | View return |
| 2017 | Whitham Family Foundation | 990PF | President | 1 | $0 | $0 | View return |
| 2017 | Saint Joseph Hospital Foundation | 990 | Board Member | 1 | $0 | $0 | View return |
| 2017 | Children'S Hospital Colorado Foundation | 990 | Trustee | 3 | $0 | $0 | View return |
| 2017 | The Western Stock Show Association | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Regis University | 990 | Trustee | 0.8 | $0 | $0 | View return |
| 2016 | Whitham Family Foundation | 990PF | President | 1 | $0 | $0 | View return |
| 2016 | Western Energy Alliance | 990 | Director | 0.5 | $0 | $0 | View return |
| 2016 | Children'S Hospital Colorado | 990 | Vice Chair | 1 | $0 | $0 | View return |
| 2016 | Saint Joseph Hospital Foundation | 990 | Chair | 2 | $0 | $0 | View return |
| 2016 | The Western Stock Show Association | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Regis University | 990 | Trustee | 0.8 | $0 | $0 | View return |
| 2015 | Saint Joseph Hospital Foundation | 990 | Chair | 2 | $0 | $0 | View return |
| 2015 | Children'S Hospital Colorado | 990 | Board Member | 1 | $0 | $0 | View return |
| 2015 | Western Energy Alliance | 990 | Director | 0.5 | $0 | $0 | View return |
| 2015 | Regis University | 990 | Trustee | 0.8 | $0 | $0 | View return |
| 2014 | Western Energy Alliance | 990 | Director | 0.5 | $0 | $0 | View return |
| 2014 | Saint Joseph Hospital Foundation | 990 | Vice Chair | 2 | $0 | $0 | View return |
| 2014 | Children'S Hospital Colorado | 990 | Board Member | 1 | $0 | $0 | View return |
| 2014 | Regis University | 990 | Trustee | 0.8 | $0 | $0 | View return |
| 2013 | Saint Joseph Hospital Foundation | 990 | Vice Chair | 1 | $0 | $0 | View return |
| 2013 | Western Energy Alliance | 990 | Director | 0.5 | $0 | $0 | View return |
| 2013 | Children'S Hospital Colorado | 990 | Board Member | 1 | $0 | $0 | View return |
| 2013 | Regis University | 990 | Trustee | 0.8 | $0 | $0 | View return |