| 2025 | Denver Film Society | 990 | Director | 1 | $0 | $0 | View return |
| 2024 | University Health Network | 990 | Executive VP (End 3/24) | 37.5 | $175,316 | $0 | View return |
| 2024 | Skating Association for the Blind and Handicapped Inc. | 990 | Executive Director | 40 | $107,308 | $0 | View return |
| 2024 | Sabah Foundation Inc. | 990 | Executive Director (Financ | 2 | $0 | $107,308 | View return |
| 2024 | Mustang Foundation Inc. | 990 | Secretary | 1 | $0 | $0 | View return |
| 2024 | Denver Film Society | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | University Health Network | 990 | Executive Vice President | 37.5 | $354,201 | $0 | View return |
| 2023 | Skating Association for the Blind and Handicapped Inc. | 990 | Executive Director | 40 | $101,000 | $0 | View return |
| 2023 | Sabah Foundation Inc. | 990 | Executive Director (Financ | 2 | $0 | $101,000 | View return |
| 2023 | Assistance Dogs International Inc C/O Chris Diefenthaler | 990 | Vice-Chair - | 5 | $0 | $0 | View return |
| 2023 | Denver Film Society | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | Mustang Foundation Inc. | 990 | Secretary | 1 | $0 | $0 | View return |
| 2022 | Skating Association for the Blind and Handicapped Inc. | 990 | Executive Director | 40 | $87,000 | $0 | View return |
| 2022 | Sabah Foundation Inc. | 990 | Executive Director (Financ | 2 | $0 | $87,000 | View return |
| 2022 | Denver Film Society | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | Mustang Foundation Inc. | 990 | Director | 0.5 | $0 | $0 | View return |
| 2022 | Assistance Dogs International Inc C/O Chris Diefenthaler | 990 | Member - Gdf | 5 | $0 | $0 | View return |
| 2021 | University Health Network | 990 | Executive Vice President | 35 | $298,172 | $0 | View return |
| 2021 | Skating Association for the Blind and Handicapped Inc. | 990 | Executive Director | 40 | $87,000 | $0 | View return |
| 2021 | Sabah Foundation Inc. | 990 | Executive Director (Finance Committee) | 2 | $0 | $87,000 | View return |
| 2021 | Assistance Dogs International Inc C/O Chris Diefenthaler | 990 | Member - Gdf | 5 | $0 | $0 | View return |
| 2021 | Denver Film Society | 990 | Trustee | 1 | $0 | $0 | View return |
| 2021 | Mustang Foundation Inc. | 990 | Director | 0.5 | $0 | $0 | View return |
| 2020 | Skating Association for the Blind and Handicapped Inc. | 990 | Executive Director | 40 | $88,000 | $0 | View return |
| 2020 | Sabah Foundation Inc. | 990 | Executive Director (Financ | 2 | $0 | $88,000 | View return |
| 2020 | Denver Film Society | 990 | Trustee | 1 | $0 | $0 | View return |
| 2020 | Assistance Dogs International Inc C/O Chris Diefenthaler | 990 | Member - Gdf | 5 | $0 | $0 | View return |
| 2020 | Mustang Foundation Inc. | 990 | Director | 0.3 | $0 | $0 | View return |
| 2019 | Guide Dog Foundation for the Blind Inc. | 990 | Director Of Quality Assura | 20 | $110,234 | $0 | View return |
| 2019 | Skating Association for the Blind and Handicapped Inc. | 990 | Executive Director | 40 | $81,731 | $0 | View return |
| 2019 | America'S Vetdogs the Veterans K-9 Corps Inc | 990 | Director Of Quality Assura | 20 | $0 | $110,234 | View return |
| 2019 | Sabah Foundation Inc. | 990 | Executive Director (Financ | 2 | $0 | $81,731 | View return |
| 2019 | Denver Film Society | 990 | Trustee | 1 | $0 | $0 | View return |
| 2019 | Assistance Dogs International Inc C/O Chris Diefenthaler | 990 | Member - Gdf | 5 | $0 | $0 | View return |
| 2018 | Guide Dog Foundation for the Blind Inc. | 990 | Director Of Quality Assurance & External Relations | 20 | $109,670 | $0 | View return |
| 2018 | Skating Association for the Blind and Handicapped Inc. | 990 | Executive Director | 40 | $82,406 | $0 | View return |
| 2018 | America'S Vetdogs the Veterans K-9 Corps Inc | 990 | Director Of Quality Assurance And External Relatio | 20 | $0 | $109,670 | View return |
| 2018 | Sabah Foundation Inc. | 990 | Executive Director (Finance Committee) | 2 | $0 | $82,406 | View return |
| 2018 | Assistance Dogs International Inc C/O Chris Diefenthaler | 990 | Member - Gdf | 5 | $0 | $0 | View return |
| 2018 | Denver Film Society | 990 | Trustee | 1 | $0 | $0 | View return |
| 2017 | Skating Association for the Blind and Handicapped Inc. | 990 | Executive Director | 40 | $81,404 | $0 | View return |
| 2017 | Assistance Dogs International Inc C/O Chris Diefenthaler | 990 | Member - Gdf | 5 | $0 | $0 | View return |
| 2017 | Denver Film Society | 990 | Trustee | 1 | $0 | $0 | View return |
| 2016 | Skating Association for the Blind and Handicapped Inc. | 990 | Executive Director | 40 | $78,577 | $0 | View return |
| 2016 | Denver Film Society | 990 | Trustee | 1 | $0 | $0 | View return |
| 2016 | Friends of the Riverside Public Library | 990EZ | Vice President | 1 | $0 | - | View return |
| 2015 | Guide Dog Foundation for the Blind Inc. | 990 | Director Of Quality Assuranace And External Relati | 20 | $103,950 | $0 | View return |
| 2015 | Skating Association for the Blind and Handicapped Inc. | 990 | Executive Director | 40 | $76,600 | $0 | View return |
| 2015 | America'S Vetdogs the Veterans K-9 Corps Inc | 990 | Director Of Quality Assuranace And External Relati | 20 | $0 | $103,950 | View return |
| 2015 | Friends of the Riverside Public Library | 990EZ | Vice President | 1 | $0 | - | View return |
| 2014 | Skating Association for the Blind and Handicapped Inc. | 990 | Executive Director | 40 | $77,600 | $0 | View return |
| 2014 | Friends of the Riverside Public Library | 990EZ | Vice President | 1 | $0 | - | View return |
| 2013 | Skating Association for the Blind and Handicapped Inc. | 990 | Executive Director | 40 | $80,100 | $0 | View return |
| 2013 | Friends of the Riverside Public Library | 990EZ | Treasurer | 1 | $0 | - | View return |