| 2025 | National Association of Letter Carriers | 990 | Director Of Health Benefits | 2 | $210 | $0 | View return |
| 2025 | The Assistance Fund Inc | 990 | Vice Chair, Board Of Directors | 2 | $0 | $0 | View return |
| 2025 | Above the Clouds Inc | 990 | Secretary | - | $0 | $0 | View return |
| 2024 | Billion Dollar Roundtable Inc. | 990 | President/Ce | 40 | $89,250 | $0 | View return |
| 2024 | National Association of Letter Carriers | 990 | Health Benefits Rep | 2 | $840 | $0 | View return |
| 2024 | Tom and Valley Knudsen Foundation Co California Institute of Technology | 990 | President | 0.1 | $0 | $531,597 | View return |
| 2024 | Wisconsin Lutheran High School Foundation Inc | 990 | Member (Thru Dec 2023) | 1 | $0 | $0 | View return |
| 2024 | Charitable Assistance to Community'S Homeless Inc | 990 | Member | 0.25 | $0 | $0 | View return |
| 2024 | Above the Clouds Inc | 990 | Secretary | - | $0 | $0 | View return |
| 2024 | Three Blossoms Ministry | 990EZ | Secreatary | 0 | $0 | $0 | View return |
| 2023 | California Institute of Technology | 990 | CFO & Treasurer As Of 10/23 | 40 | $471,109 | $0 | View return |
| 2023 | Billion Dollar Roundtable Inc. | 990 | President/Ce | 40 | $85,000 | $0 | View return |
| 2023 | Indiana State Association of the National Assoc of Letter Carriers | 990EZ | Past President | 10 | $3,594 | $0 | View return |
| 2023 | National Association of Letter Carriers | 990 | Director Of Legislation | 2 | $1,521 | $0 | View return |
| 2023 | Tom and Valley Knudsen Foundation Co California Institute of Technology | 990 | President | 0.5 | $0 | $436,911 | View return |
| 2023 | Wisconsin Lutheran High School Foundation Inc | 990 | Member | 1 | $0 | $0 | View return |
| 2023 | Ko-Thi Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | Mineral County Economic Mineral County Economic Development Corp | 990 | Sec/Treas | 10 | $0 | $0 | View return |
| 2023 | Three Blossoms Ministry | 990EZ | Secreatary | 20 | $0 | $0 | View return |
| 2022 | California Institute of Technology | 990 | Assoc. VP For Fin & Treas. | 40 | $436,911 | $0 | View return |
| 2022 | Billion Dollar Roundtable Inc. | 990 | President/Ce | 40 | $80,000 | $0 | View return |
| 2022 | Indiana State Association of the National Assoc of Letter Carriers | 990EZ | President | 10 | $5,953 | - | View return |
| 2022 | National Association of Letter Carriers | 990EZ | Director Of Legislation | 2 | $840 | $0 | View return |
| 2022 | Tom and Valley Knudsen Foundation Co California Institute of Technology | 990 | President | 0.5 | $0 | $415,061 | View return |
| 2022 | Ko-Thi Inc. | 990EZ | Director | 1 | $0 | $0 | View return |
| 2022 | Wisconsin Lutheran High School Foundation Inc | 990 | Member | 1 | $0 | $0 | View return |
| 2022 | Three Blossoms Ministry | 990EZ | Secreatary | 20 | $0 | $0 | View return |
| 2022 | Mineral County Economic Mineral County Economic Development Corp | 990EZ | Sec/Treas | 10 | $0 | - | View return |
| 2022 | National Association for the Advancement of Colored People-Group | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2021 | California Institute of Technology | 990 | Assoc. VP For Fin & Treas. | 40 | $415,061 | $0 | View return |
| 2021 | Billion Dollar Roundtable Inc. | 990 | Pres/CEO | 40 | $78,000 | $0 | View return |
| 2021 | Island Health Project Inc. | 990 | Secretary | 5 | $9,261 | $0 | View return |
| 2021 | Indiana State Association of the National Assoc of Letter Carriers | 990EZ | President | 40 | $1,828 | - | View return |
| 2021 | National Association of Letter Carriers | 990EZ | Director Of Legislation | 10 | $1,280 | $0 | View return |
| 2021 | Tom and Valley Knudsen Foundation Co California Institute of Technology | 990 | President | 0.5 | $0 | $409,775 | View return |
| 2021 | Wisconsin Lutheran High School Foundation Inc | 990 | Member | 1 | $0 | $0 | View return |
| 2021 | Mineral County Economic Mineral County Economic Development Corp | 990EZ | Sec/Treas | 15 | $0 | $0 | View return |
| 2021 | National Association for the Advancement of Colored People-Group | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2021 | Ko-Thi Inc. | 990EZ | Director | 1 | $0 | $0 | View return |
| 2021 | Minority Business Hall of Fame & Museum Inc | 990EZ | Member | 1 | $0 | - | View return |
| 2021 | Northern Indiana Area Labor Federation | 990EZ | 1st Vice President | 1 | $0 | $0 | View return |
| 2021 | Los Angeles Racing Dragons Fndn | 990EZ | Lapd-Members | 10 | $0 | - | View return |
| 2021 | Three Blossoms Ministry | 990EZ | Secreatary | 20 | $0 | $0 | View return |
| 2020 | California Institute of Technology | 990 | Assoc. VP For Fin. & Treas. | 40 | $409,775 | $0 | View return |
| 2020 | Billion Dollar Roundtable Inc. | 990 | Pres/CEO | 40 | $78,000 | $0 | View return |
| 2020 | Island Health Project Inc. | 990 | Secretary | 5 | $9,039 | $0 | View return |
| 2020 | Tom and Valley Knudsen Foundation Co California Institute of Technology | 990 | President | 0.5 | $0 | $399,130 | View return |
| 2020 | Ko-Thi Inc. | 990EZ | Director | 1 | $0 | $0 | View return |
| 2020 | Central Suffolk Hospital DBA Peconic Bay Medical Center | 990 | Chairman | 0 | $0 | $0 | View return |
| 2020 | Los Angeles Racing Dragons Fndn | 990EZ | Lapd-Advisor | 15 | $0 | - | View return |
| 2020 | Wisconsin Lutheran High School Foundation Inc | 990 | Member | 1 | $0 | $0 | View return |
| 2020 | Colorado Legal Services | 990 | Board Member | 1 | $0 | $0 | View return |
| 2020 | Northern Indiana Area Labor Federat | 990EZ | 1st Vice Pre | 0 | $0 | - | View return |
| 2019 | California Institute of Technology | 990 | Assoc. VP For Fin. & Treas. | 40 | $399,130 | $0 | View return |
| 2019 | Billion Dollar Roundtable Inc. | 990 | Pres/CEO | 40 | $75,000 | $0 | View return |
| 2019 | Island Health Project Inc. | 990 | Secretary | 5 | $8,576 | $0 | View return |
| 2019 | Tom and Valley Knudsen Foundation Co California Institute of Technology | 990 | President | 0.5 | $0 | $384,514 | View return |
| 2019 | Central Suffolk Hospital DBA Peconic Bay Medical Center | 990 | Chairman | 0 | $0 | $0 | View return |
| 2019 | Northern Indiana Area Labor Federat | 990EZ | 1st Vice Pre | 5 | $0 | - | View return |
| 2019 | Ko-Thi Inc. | 990EZ | Director | 1 | $0 | $0 | View return |
| 2019 | Wisconsin Lutheran High School Foundation Inc | 990 | Member | 1 | $0 | $0 | View return |
| 2019 | Colorado Legal Services | 990 | Board Member | 1 | $0 | $0 | View return |
| 2019 | Los Angeles Racing Dragons Fndn | 990EZ | Lapd-Advisor | 15 | $0 | - | View return |
| 2018 | California Institute of Technology | 990 | Assoc. VP For Fin. & Treas. | 40 | $384,514 | $0 | View return |
| 2018 | Billion Dollar Roundtable Inc. | 990 | Pres/CEO | 40 | $70,000 | $0 | View return |
| 2018 | Island Health Project Inc. | 990 | Secretary | 5 | $6,316 | $0 | View return |
| 2018 | Tom and Valley Knudsen Foundation Co California Institute of Technology | 990 | President | 0.5 | $0 | $369,706 | View return |
| 2018 | Ko-Thi Inc. | 990EZ | Director | 1 | $0 | - | View return |
| 2018 | Central Suffolk Hospital DBA Peconic Bay Medical Center | 990 | Board Chair | 15 | $0 | $0 | View return |
| 2018 | Los Angeles Racing Dragons Fndn | 990EZ | Lapd-Manager | 15 | $0 | - | View return |
| 2018 | Minority Business Hall of Fame & Museum Inc | 990EZ | Member | 1 | $0 | - | View return |
| 2018 | Northern Indiana Area Labor Federat | 990EZ | Recording Se | 2 | $0 | - | View return |
| 2017 | California Institute of Technology | 990 | Assoc. VP For Fin. & Treas. | 40 | $369,706 | $0 | View return |
| 2017 | Billion Dollar Roundtable Inc. | 990 | Pres/CEO | 40 | $65,000 | $0 | View return |
| 2017 | Island Health Project Inc. | 990 | Secretary | 5 | $6,840 | $0 | View return |
| 2017 | Tom and Valley Knudsen Foundation Co California Institute of Technology | 990 | President | 0.5 | $0 | $356,302 | View return |
| 2017 | Minority Business Hall of Fame & Museum Inc | 990EZ | Member | 1 | $0 | - | View return |
| 2017 | Los Angeles Racing Dragons Fndn | 990EZ | Lapd-Captain | 10 | $0 | - | View return |
| 2017 | Central Suffolk Hospital DBA Peconic Bay Medical Center | 990 | Board Chair | 15 | $0 | $0 | View return |
| 2017 | Friends of the Tarpon Springs Public Library Inc. | 990 | Treasurer | 2 | $0 | $0 | View return |
| 2016 | California Institute of Technology | 990 | Assoc. VP For Fin. & Treas. | 40 | $356,302 | $0 | View return |
| 2016 | Billion Dollar Roundtable Inc. | 990 | Pres/CEO | 40 | $60,000 | $0 | View return |
| 2016 | Tom and Valley Knudsen Foundation Co California Institute of Technology | 990 | President | 0.5 | $0 | $343,791 | View return |
| 2016 | Friends of the Tarpon Springs Public Library Inc. | 990 | Treasurer | 2 | $0 | $0 | View return |
| 2016 | Los Angeles Racing Dragons Fndn | 990EZ | Lapd Steer, | 10 | $0 | - | View return |
| 2016 | Central Suffolk Hospital DBA Peconic Bay Medical Center | 990 | Board Chair | 15 | $0 | $0 | View return |
| 2015 | California Institute of Technology | 990 | Assoc. VP For Fin. & Treas. | 40 | $343,791 | $0 | View return |
| 2015 | Billion Dollar Roundtable Inc. | 990 | Pres/CEO | 40 | $55,000 | $0 | View return |
| 2015 | Amtrak Police Labor Committee Inc Attn Christopher Hogan | 990 | 1st VP | 0 | $8,044 | $0 | View return |
| 2015 | Tom and Valley Knudsen Foundation Co California Institute of Technology | 990 | Board Member | 0.1 | $0 | $344,754 | View return |
| 2015 | Los Angeles Racing Dragons Fndn | 990EZ | Lapd Steer, | 5 | $0 | - | View return |
| 2015 | Mastery of Sports Parent Association Inc. | 990EZ | Treasurer | 5 | $0 | $0 | View return |
| 2015 | Friends of the Tarpon Springs Public Library Inc. | 990 | Treasurer | 2 | $0 | $0 | View return |
| 2014 | California Institute of Technology | 990 | Assoc. VP For Fin. & Treas. | 40 | $344,754 | $0 | View return |
| 2014 | Billion Dollar Roundtable Inc. | 990 | Pres/CEO | 40 | $50,000 | $0 | View return |
| 2014 | Tom and Valley Knudsen Foundation Co California Institute of Technology | 990 | Board Member | 0.1 | $0 | $325,311 | View return |
| 2014 | Friends of the Tarpon Springs Public Library Inc. | 990 | Treasurer | 2 | $0 | $0 | View return |
| 2014 | Los Angeles Racing Dragons Fndn | 990EZ | Lapd Steer, | 5 | $0 | - | View return |
| 2014 | Northern Indiana Area Labor Federation | 990EZ | Vice President - Past | 1 | $0 | $0 | View return |
| 2014 | Matagorda County United Way Inc | 990 | Director | 10 | $0 | $0 | View return |
| 2014 | Sierra Madre Little League | 990EZ | League Treas | 0 | $0 | - | View return |
| 2013 | California Institute of Technology | 990 | Assoc. VP For Fin. & Treas. | 40 | $325,311 | - | View return |
| 2013 | Billion Dollar Roundtable Inc. | 990 | Pres/CEO | 30 | $36,000 | $0 | View return |
| 2013 | Baycel Club Inc | 990 | President | 0 | $0 | $0 | View return |
| 2013 | Friends of the Tarpon Springs Public Library Inc. | 990 | Treasurer | 3 | $0 | $0 | View return |
| 2013 | Los Angeles Racing Dragons Fndn | 990EZ | Sec Lapd, Of | 10 | $0 | - | View return |
| 2013 | Illinois Paralegal Association | 990 | President | 1 | $0 | $0 | View return |
| 2013 | Matagorda County United Way Inc | 990 | Director | 10 | $0 | $0 | View return |
| 2013 | Berks Arts Council | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | Sierra Madre Little League | 990EZ | League Treas | 0 | $0 | - | View return |