| 2024 | Universal Stylus Initiative Inc | 990 | Executive Director | 20 | $125,500 | $0 | View return |
| 2024 | The California Architectural Foundation | 990EZ | Director | 1 | $0 | - | View return |
| 2024 | Aia San Francisco - a Chapter of the American Institute of Architects | 990 | Sf Representative | 1 | $0 | $0 | View return |
| 2024 | Hieronymus Mueller Family Foundation | 990PF | President | 0.25 | $0 | $0 | View return |
| 2024 | Twin Cities Sailing Club | 990EZ | Member | 1 | $0 | - | View return |
| 2024 | Mueller Health Foundation Inc. | 990PF | President & Director | 1 | $0 | $0 | View return |
| 2024 | Colorado Outward Bound School | 990 | Director | 2 | $0 | $0 | View return |
| 2024 | True Foundry Inc. | 990EZ | Executive Director/Treasurer/Secretary | 1 | $0 | $0 | View return |
| 2023 | Universal Stylus Initiative Inc | 990 | Executive Director | 20 | $85,250 | $0 | View return |
| 2023 | Mueller Health Foundation Inc. | 990PF | President & Director | 1 | $0 | $0 | View return |
| 2023 | True Foundry Inc. | 990EZ | Executive Director/Treasurer/Secretary | 3 | $0 | $0 | View return |
| 2023 | Hieronymus Mueller Family Foundation | 990PF | Director | 0 | $0 | $0 | View return |
| 2023 | Twin Cities Sailing Club | 990EZ | Treasurer | 1 | $0 | - | View return |
| 2022 | True Foundry Inc. | 990EZ | Executive Director/Treasurer/Secretary | 40 | $40,000 | $0 | View return |
| 2022 | Sister Cities Association of Virginia Beach Inc. | 990EZ | Director Ger | 0 | $0 | - | View return |
| 2022 | Universal Stylus Initiative Inc | 990 | President/Chairman | 5 | $0 | $0 | View return |
| 2022 | Denver Patroleum Club L L C | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | Acts Church Network | 990EZ | President | 10 | $0 | $0 | View return |
| 2022 | Hieronymus Mueller Family Foundation | 990PF | Director | 0 | $0 | $0 | View return |
| 2022 | Hieronymus Mueller Family Foundation | 990PF | Director | 0 | $0 | $0 | View return |
| 2022 | Mueller Health Foundation Inc. | 990PF | President & Director | 1 | $0 | $0 | View return |
| 2022 | The Young Mens Christian Association of Clifton Springs | 990 | Student Liason | 1 | $0 | $0 | View return |
| 2021 | Mueller Health Foundation Inc. | 990PF | President & Director | 1 | $0 | $0 | View return |
| 2021 | Upper Ridgewood Tennis Club | 990 | President | 3 | $0 | $0 | View return |
| 2021 | Acts Church Network | 990EZ | President | 10 | $0 | $0 | View return |
| 2021 | Hieronymus Mueller Family Foundation | 990PF | Director | 0 | $0 | $0 | View return |
| 2021 | Denver Patroleum Club L L C | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | Universal Stylus Initiative Inc | 990 | President/Chairman | 5 | $0 | $0 | View return |
| 2021 | Sister Cities Association of Virginia Beach Inc. | 990EZ | Director Ger | 0 | $0 | - | View return |
| 2020 | Ski & Ride for a Cure | 990 | Secretary | 0 | $0 | $0 | View return |
| 2020 | Upper Ridgewood Tennis Club | 990 | President | 3 | $0 | $0 | View return |
| 2020 | Universal Stylus Initiative Inc | 990 | President/Chairman | 5 | $0 | $0 | View return |
| 2020 | Mueller Health Foundation Inc. | 990PF | President & Director | 1 | $0 | $0 | View return |
| 2020 | Denver Patroleum Club L L C | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | Neely Elementary School Parent Teacher Organization | 990EZ | President | 10 | $0 | $0 | View return |
| 2020 | Hieronymus Mueller Family Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2020 | American Legion Post 197 | 990 | Adjutant | 5 | $0 | $0 | View return |
| 2019 | Universal Stylus Initiative Inc | 990 | President/Chairman | 5 | $0 | $0 | View return |
| 2019 | Ski & Ride for a Cure | 990 | Secretary | 0 | $0 | $0 | View return |
| 2019 | Hieronymus Mueller Family Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2019 | Upper Ridgewood Tennis Club | 990 | Vice President | 3 | $0 | $0 | View return |
| 2019 | American Legion Post 197 | 990 | Adjutant | 5 | $0 | $0 | View return |
| 2018 | Ski & Ride for a Cure | 990 | Secretary | 0 | $0 | $0 | View return |
| 2018 | Healthy Communities Foundation Inc | 990 | Secretary | 1 | $0 | $0 | View return |
| 2018 | Upper Ridgewood Tennis Club | 990 | Vice President | 3 | $0 | $0 | View return |
| 2018 | Hieronymus Mueller Family Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2018 | Universal Stylus Initiative Inc | 990 | President/Chairman | 25 | $0 | $0 | View return |
| 2017 | Universal Stylus Initiative Inc | 990 | President/Chairman | 1 | $0 | $0 | View return |
| 2017 | Ski & Ride for a Cure | 990 | Director | 0 | $0 | $0 | View return |
| 2017 | Hieronymus Mueller Family Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2017 | Healthy Communities Foundation Inc | 990 | Secretary | 1 | $0 | $0 | View return |
| 2017 | Upper Ridgewood Tennis Club | 990 | Secretary/Treasurer | 3 | $0 | $0 | View return |
| 2017 | Chula Vista Yacht Club | 990EZ | Judge Advocate | 2 | $0 | - | View return |
| 2017 | Tenth Mountain Division Hut Assn Inc 10Th Mountain | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Hieronymus Mueller Family Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2016 | Universal Stylus Initiative Inc | 990 | President/Chairman | 1 | $0 | $0 | View return |
| 2016 | Chula Vista Yacht Club | 990 | Judge Advocate | 2 | $0 | $0 | View return |
| 2016 | Upper Ridgewood Tennis Club | 990 | Secretary/Treasurer | 3 | $0 | $0 | View return |
| 2016 | International Engraved Graphics Association Inc | 990EZ | Immediate Past Preside | 1 | $0 | $0 | View return |
| 2016 | Acts Church Network | 990 | President | 2 | $0 | $0 | View return |
| 2016 | Ski & Ride for a Cure | 990 | Director | 0 | $0 | $0 | View return |
| 2016 | Healthy Communities Foundation Inc | 990 | Secretary | 1 | $0 | $0 | View return |
| 2016 | Tenth Mountain Division Hut Assn Inc 10Th Mountain | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Upper Ridgewood Tennis Club | 990 | Secretary | 3 | $0 | $0 | View return |
| 2015 | Chula Vista Yacht Club | 990 | Judge Advocate | 2 | $0 | $0 | View return |
| 2015 | Hieronymus Mueller Family Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2015 | Healthy Communities Foundation Inc | 990 | Secretary | - | $0 | $0 | View return |
| 2015 | Ski & Ride for a Cure | 990EZ | Director | 0 | $0 | - | View return |
| 2015 | Society of American Military Engineers | 990EZ | 1st Vice President | 3 | $0 | $0 | View return |
| 2015 | Western Energy Alliance | 990 | Director | 0.5 | $0 | $0 | View return |
| 2015 | International Engraved Graphics Association Inc | 990EZ | Board Member | 0.5 | $0 | $0 | View return |
| 2015 | Acts Church Network | 990 | President | 2 | $0 | $0 | View return |
| 2015 | Pi Kappa Alpha Fraternity - Epsilon Chapter - Virginia Polytechnic Institute | 990EZ | Treasurer | 1 | $0 | $0 | View return |
| 2015 | Tenth Mountain Division Hut Assn Inc 10Th Mountain | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | San Miguel Watershed Coalition | 990EZ | Board Member | 0.5 | $0 | - | View return |
| 2014 | Chula Vista Yacht Club | 990 | Judge Advocate | 0 | $0 | $0 | View return |
| 2014 | Western Energy Alliance | 990 | Director | 0.5 | $0 | $0 | View return |
| 2014 | Enterprise for High School Students | 990 | President | 3 | $0 | $0 | View return |
| 2014 | Healthy Communities Foundation Inc | 990 | Secretary | 1 | $0 | $0 | View return |
| 2014 | Hampton Roads Economic Development Allia Development Alliance | 990 | Director | 0.3 | $0 | $0 | View return |
| 2014 | Angels Foster Care of Santa Barbara | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | Hieronymus Mueller Family Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2014 | International Engraved Graphics Association Inc | 990EZ | Board Member | 0.5 | $0 | $0 | View return |
| 2014 | Tenth Mountain Division Hut Assn Inc 10Th Mountain | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | Angels Foster Care of Santa Barbara | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | International Engraved Graphics Association Inc | 990EZ | Board Member | 0.5 | $0 | - | View return |
| 2013 | Chula Vista Yacht Club | 990 | Judge Advocate | 3 | $0 | $0 | View return |
| 2013 | Hieronymus Mueller Family Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2013 | Hampton Roads Economic Development Allia Development Alliance | 990 | Director | 0.3 | $0 | $0 | View return |
| 2013 | Enterprise for High School Students | 990 | President | 3 | $0 | $0 | View return |
| 2013 | Tenth Mountain Division Hut Assn Inc 10Th Mountain | 990 | Director | 1 | $0 | $0 | View return |
| 2012 | Hieronymus Mueller Family Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2011 | Hieronymus Mueller Family Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |