| 2024 | Peace of Mind Charitable Trust | 990PF | Trustee | 30 | $0 | $0 | View return |
| 2024 | West End CIVIC Association Inc. | 990EZ | VP, South | 10 | $0 | - | View return |
| 2024 | The Guardian of Angels Foundation | 990PF | President | 5 | $0 | $0 | View return |
| 2024 | Donald D and Lynn P Larson Family Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2024 | French House Incorporated | 990 | Treasurer | - | $0 | $0 | View return |
| 2023 | Internet Corporation for Assigned Names and Numbers | 990 | VP, Research, And Managing Director - Washington D.C. | 60 | $349,299 | $0 | View return |
| 2023 | French House Incorporated | 990 | Treasurer | - | $0 | $0 | View return |
| 2023 | North Carolina Moose Association | 990 | Jr Past Pres | - | $0 | $0 | View return |
| 2023 | Newport Lodge No 2194 Loyal Order of Moose | 990 | Administrator | 20 | $0 | $0 | View return |
| 2023 | Peace of Mind Charitable Trust | 990PF | Trustee | 20 | $0 | $0 | View return |
| 2023 | West End CIVIC Association Inc. | 990EZ | VP, South | 10 | $0 | $0 | View return |
| 2023 | The Guardian of Angels Foundation | 990PF | President | 5 | $0 | $0 | View return |
| 2023 | Eastern Idaho Medical Education Consortium | 990EZ | Administrator | 0 | $0 | - | View return |
| 2023 | Colorado Lawyers Committee | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | Donald D and Lynn P Larson Family Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2023 | American Legion Post 35 | 990 | President | 5 | $0 | $0 | View return |
| 2023 | Forged Pathways | 990PF | Member | 0 | $0 | $0 | View return |
| 2022 | French House Incorporated | 990 | Treasurer | - | $0 | $0 | View return |
| 2022 | Newport Lodge No 2194 Loyal Order of Moose | 990 | Administrator | 30 | $0 | $0 | View return |
| 2022 | Peace of Mind Charitable Trust | 990PF | Trustee | 10 | $0 | $0 | View return |
| 2022 | The Guardian of Angels Foundation | 990PF | President | 5 | $0 | $0 | View return |
| 2022 | Donald D and Lynn P Larson Family Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2022 | Colorado Lawyers Committee | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | Northfield Montessori | 990 | Board Member | 2 | $0 | $0 | View return |
| 2021 | United for Respect Education Fund | 990 | Software Engineer | 40 | $104,245 | $0 | View return |
| 2021 | Donald D and Lynn P Larson Family Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2021 | The Guardian of Angels Foundation | 990PF | President | 5 | $0 | $0 | View return |
| 2021 | French House Incorporated | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2021 | Guilford Police Benevolent Association Inc. | 990EZ | Vice President | 1 | $0 | $0 | View return |
| 2021 | Northfield Montessori | 990 | Board Member | 2 | $0 | $0 | View return |
| 2020 | French House Incorporated | 990 | Treasurer | 3 | $0 | $0 | View return |
| 2020 | The Guardian of Angels Foundation | 990PF | President | 5 | $0 | $0 | View return |
| 2020 | Guilford Police Benevolent Association Inc. | 990EZ | Vice President | 1 | $0 | $0 | View return |
| 2020 | Seaglass Theater Company Inc. | 990EZ | Director | 0 | $0 | $0 | View return |
| 2020 | Friday Food Bag Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | Donald D and Lynn P Larson Family Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2019 | The National Council of Teachers of Mathematics-Incorporated- | 990 | Past-President | 18.8 | $4,345 | $0 | View return |
| 2019 | Guilford Police Benevolent Association Inc. | 990EZ | Vice President | 1 | $0 | $0 | View return |
| 2019 | French House Incorporated | 990 | Treasurer | - | $0 | $0 | View return |
| 2019 | The Guardian of Angels Foundation | 990PF | President | 5 | $0 | $0 | View return |
| 2019 | Donald D and Lynn P Larson Family Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2019 | National Association of Educational Procurement Inc. | 990 | District 1 Representative | 10 | $0 | $0 | View return |
| 2019 | Seaglass Theater Company Inc. | 990EZ | Director | 0 | $0 | $0 | View return |
| 2018 | The National Council of Teachers of Mathematics-Incorporated- | 990 | Past-President | 18.8 | $105,482 | $0 | View return |
| 2018 | French House Incorporated | 990 | Treasurer | - | $0 | $0 | View return |
| 2018 | Donald D and Lynn P Larson Family Foundation | 990PF | Director | 0.5 | $0 | $0 | View return |
| 2018 | The Guardian of Angels Foundation | 990PF | President | 5 | $0 | $0 | View return |
| 2018 | National Association of Educational Procurement Inc. | 990 | District 1 Representative | 1 | $0 | $0 | View return |
| 2018 | National Association of Educational Procurement Inc. | 990 | District 1 Representative | 1 | $0 | $0 | View return |
| 2017 | The National Council of Teachers of Mathematics-Incorporated- | 990 | Past-President | 18.8 | $156,739 | $0 | View return |
| 2017 | French House Incorporated | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2017 | Denver Bar Foundation | 990 | Trustee | 0 | $0 | $0 | View return |
| 2017 | Denver Bar Association | 990 | Trustee | 0 | $0 | $0 | View return |
| 2017 | The Guardian of Angels Foundation | 990PF | President | 5 | $0 | $0 | View return |
| 2016 | The National Council of Teachers of Mathematics-Incorporated- | 990 | President | 37.5 | $123,888 | $0 | View return |
| 2016 | French House Incorporated | 990 | Treasurer | - | $0 | $0 | View return |
| 2016 | The Guardian of Angels Foundation | 990PF | President | 5 | $0 | $0 | View return |
| 2016 | Denver Bar Foundation | 990 | Trustee | 0 | $0 | $0 | View return |
| 2016 | Denver Bar Association | 990 | Trustee | 0 | $0 | $0 | View return |
| 2015 | The National Council of Teachers of Mathematics-Incorporated- | 990 | President | 18.8 | $44,108 | $0 | View return |
| 2015 | French House Incorporated | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2015 | The Guardian of Angels Foundation | 990PF | President | 5 | $0 | $0 | View return |
| 2015 | Denver Bar Association | 990 | Trustee | 0 | $0 | $0 | View return |
| 2015 | Firemens Relief Association | 990 | Trustee | 1 | $0 | $0 | View return |
| 2015 | Denver Bar Foundation | 990 | Trustee | 0 | $0 | $0 | View return |
| 2014 | French House Incorporated | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2014 | The Guardian of Angels Foundation | 990PF | President | 5 | $0 | $0 | View return |
| 2014 | Firemens Relief Association | 990 | Trustee | 1 | $0 | $0 | View return |
| 2013 | Denver Bar Foundation | 990 | 2nd Vice President | 0 | $0 | $0 | View return |
| 2013 | The Guardian of Angels Foundation | 990PF | President | 5 | $0 | $0 | View return |
| 2013 | Denver Bar Association | 990 | 2nd Vice President | 0 | $0 | $0 | View return |
| 2012 | The Guardian of Angels Foundation | 990PF | President | 5 | $0 | $0 | View return |
| 2011 | The Guardian of Angels Foundation | 990PF | President | 5 | $0 | $0 | View return |