| 2024 | Harper'S Magazine Foundation | 990PF | President, Publisher, Director | 40 | $23,627 | $0 | View return |
| 2024 | New Hampshire Excellence in Education Awards | 990EZ | Director | 1 | $0 | - | View return |
| 2024 | Forth | 990EZ | Director | 1 | $0 | - | View return |
| 2024 | Forth Mobility Fund | 990 | Director | 1 | $0 | $0 | View return |
| 2024 | Death Penalty Information Center | 990PF | Director | 1 | $0 | $0 | View return |
| 2024 | Roderick and Solange Macarthur | 990PF | Director/Chairman | 1 | $0 | $0 | View return |
| 2024 | Dial in Ministries Inc | 990 | Secretary / Treasurer | 1 | $0 | $0 | View return |
| 2024 | Parkening Foundation | 990PF | Trustee | 0 | $0 | - | View return |
| 2024 | Taos Valley Acequia Association | 990EZ | Executive Board Member | 2 | $0 | $0 | View return |
| 2024 | Roderick Macarthur Foundation | 990PF | President/Chairman/Director | 1 | $0 | $0 | View return |
| 2023 | Harper'S Magazine Foundation | 990PF | President, Publisher, Director | 40 | $22,718 | $0 | View return |
| 2023 | Taos Valley Acequia Association | 990EZ | Executive Board Member | 2 | $0 | $0 | View return |
| 2023 | Death Penalty Information Center | 990PF | Director | 1 | $0 | $0 | View return |
| 2023 | Parkening Foundation | 990PF | Trustee | 0 | $0 | - | View return |
| 2023 | Roderick Macarthur Foundation | 990PF | President/Chairman/Director | 1 | $0 | $0 | View return |
| 2023 | Forth Mobility Fund | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | Forth | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | Roderick and Solange Macarthur | 990PF | Dir/Chairman/President (Until 8/14/23) | 1 | $0 | $0 | View return |
| 2023 | Packard Automobile Classics Inc | 990 | Trustee | - | $0 | $0 | View return |
| 2022 | The Master'S University and Seminary | 990 | Board Member & Chancellor | 3 | $33,123 | $0 | View return |
| 2022 | Harper'S Magazine Foundation | 990 | President, Publisher, Director | 40 | $0 | $0 | View return |
| 2022 | Parkening Foundation | 990PF | Trustee | 0 | $0 | - | View return |
| 2022 | Death Penalty Information Center | 990PF | Director | 1 | $0 | $0 | View return |
| 2022 | Taos Valley Acequia Association | 990EZ | Board Member | 1 | $0 | $0 | View return |
| 2022 | Forth Mobility Fund | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2022 | Roderick and Solange Macarthur | 990PF | Director/Chairman/President | 1 | $0 | $0 | View return |
| 2022 | Roderick Macarthur Foundation | 990PF | President/Chairman/Director | 1 | $0 | $0 | View return |
| 2022 | Roderick and Solange Macarthur | 990PF | Director/Chairman/President | 1 | $0 | $0 | View return |
| 2021 | Harper'S Magazine Foundation | 990 | President., Publisher, Director | 40 | $21,241 | $0 | View return |
| 2021 | The Country Club of St Albans Inc | 990 | Director | 10 | $0 | $0 | View return |
| 2021 | Death Penalty Information Center | 990PF | Director | 1 | $0 | $0 | View return |
| 2021 | American Frozen Food Institute | 990 | Board Member | 2 | $0 | $0 | View return |
| 2021 | Parkening Foundation | 990PF | Trustee | 0 | $0 | - | View return |
| 2021 | Forth Mobility Fund | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2021 | The Master'S Academy International Inc | 990 | Board Member | 0.5 | $0 | $0 | View return |
| 2021 | Roderick Macarthur Foundation | 990PF | President/Chairman/Director | 1 | $0 | $0 | View return |
| 2021 | Roderick and Solange Macarthur | 990PF | Director/Chairman/President | 1 | $0 | $0 | View return |
| 2021 | Taos Valley Acequia Association | 990EZ | Board Member | 0.3 | $0 | $0 | View return |
| 2020 | Harper'S Magazine Foundation | 990 | President., Publisher, Director | 40 | $20,927 | $0 | View return |
| 2020 | Forth Mobility Fund | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2020 | Death Penalty Information Center | 990PF | Director | 1 | $0 | $0 | View return |
| 2020 | American Frozen Food Institute | 990 | Board Member | - | $0 | $0 | View return |
| 2020 | The Country Club of St Albans Inc | 990 | Director | 10 | $0 | $0 | View return |
| 2020 | The Master'S Academy International Inc | 990 | Board Member | 0.5 | $0 | $0 | View return |
| 2020 | Taos Valley Acequia Association | 990EZ | Board Member | 0.3 | $0 | $0 | View return |
| 2020 | Roderick Macarthur Foundation | 990PF | President/Chairman/Director | 1 | $0 | $0 | View return |
| 2020 | Roderick and Solange Macarthur | 990PF | Director/Chairman/President | 1 | $0 | $0 | View return |
| 2020 | Parkening Foundation | 990PF | Trustee | 0 | $0 | - | View return |
| 2020 | The Authors Guild Inc | 990 | Member | 2 | $0 | $0 | View return |
| 2019 | Harper'S Magazine Foundation | 990 | Pres., Publisher, Director, Trustee | 40 | $20,853 | $0 | View return |
| 2019 | Forth Mobility Fund | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2019 | The Master'S Academy International Inc | 990 | Board Member | 0.5 | $0 | $0 | View return |
| 2019 | J Eldon Valentine Trust - Kiwanis Club of Mt Clemens | 990PF | Trustee | 2 | $0 | $0 | View return |
| 2019 | Parkening Foundation | 990PF | Trustee | 0 | $0 | - | View return |
| 2019 | Clemente Course in the Humanities Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | Roderick Macarthur Foundation | 990PF | President/Chairman/Director | 1 | $0 | $0 | View return |
| 2019 | Taos Valley Acequia Association | 990EZ | Board Member | 0.3 | $0 | $0 | View return |
| 2019 | Packard Motor Car Foundation | 990 | Secretary | 5 | $0 | $0 | View return |
| 2019 | Roderick and Solange Macarthur | 990PF | Director/Chairman/President | 1 | $0 | $0 | View return |
| 2019 | Death Penalty Information Center | 990PF | Director | 1 | $0 | $0 | View return |
| 2019 | The Country Club of St Albans Inc | 990 | Director | 10 | $0 | $0 | View return |
| 2019 | The Authors Guild Inc | 990 | Council | 2 | $0 | $0 | View return |
| 2018 | The Master'S University and Seminary | 990 | President (Part Year) | 15 | $38,811 | $0 | View return |
| 2018 | Harper'S Magazine Foundation | 990 | Pres., Publisher, Director, Trustee | 40 | $20,383 | $0 | View return |
| 2018 | Forth Mobility Fund | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2018 | Roderick and Solange Macarthur | 990PF | Director/Chairman/President | 1 | $0 | $0 | View return |
| 2018 | Roderick Macarthur Foundation | 990PF | President/Chairman/Director | 1 | $0 | $0 | View return |
| 2018 | Packard Motor Car Foundation | 990 | Secretary | 10 | $0 | $0 | View return |
| 2018 | Clemente Course in the Humanities Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Parkening Foundation | 990PF | Trustee | 0 | $0 | - | View return |
| 2018 | The Master'S Academy International Inc | 990 | Board Member | 0.5 | $0 | $0 | View return |
| 2018 | Death Penalty Information Center | 990PF | Director | 1 | $0 | $0 | View return |
| 2018 | Mount Clemens Kiwanis Club Foundation Inc | 990PF | Treasurer & Trustee | 1 | $0 | $0 | View return |
| 2018 | Christian W Konstanzer Foundation Kiwanis Club of Mount Clemens | 990PF | Trustee | 2 | $0 | $0 | View return |
| 2018 | Kiwanis Club of Mount Clemens | 990EZ | Treasurer | 1 | $0 | $0 | View return |
| 2018 | The Authors Guild Inc | 990 | Council | 2 | $0 | $0 | View return |
| 2017 | The Master'S University and Seminary | 990 | President & Board Member | 15 | $39,004 | $0 | View return |
| 2017 | Harper'S Magazine Foundation | 990 | Pres., Publisher, Director, Trustee | 40 | $20,016 | $0 | View return |
| 2017 | Clemente Course in the Humanities Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Parkening Foundation | 990PF | Trustee | 0 | $0 | - | View return |
| 2017 | Roderick Macarthur Foundation | 990PF | President/Chairman/Director | 1 | $0 | $0 | View return |
| 2017 | Forth Mobility Fund | 990EZ | Treasurer | 1 | $0 | - | View return |
| 2017 | Packard Motor Car Foundation | 990 | Secretary | 5 | $0 | $0 | View return |
| 2017 | Roderick and Solange Macarthur | 990PF | Director/Chairman/President | 1 | $0 | $0 | View return |
| 2017 | Death Penalty Information Center | 990PF | Director | 1 | $0 | $0 | View return |
| 2017 | The Master'S Academy International Inc | 990 | Board Member | 0.1 | $0 | $0 | View return |
| 2017 | The Authors Guild Inc | 990 | Council | 2 | $0 | $0 | View return |
| 2017 | The Authors Guild Inc | 990 | Council | 2 | $0 | $0 | View return |
| 2016 | Harper'S Magazine Foundation | 990 | Pres, Publishr,Dir,Trustee | 40 | $19,553 | $0 | View return |
| 2016 | Death Penalty Information Center | 990PF | Director | 1 | $0 | $0 | View return |
| 2016 | Clemente Course in the Humanities Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Parkening Foundation | 990PF | Trustee | 0 | $0 | - | View return |
| 2016 | General Electric Credit Union | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Roderick Macarthur Foundation | 990PF | President/Chairman/Director | 1 | $0 | $0 | View return |
| 2016 | The Master'S Academy International Inc | 990 | Board Member | 0.1 | $0 | $0 | View return |
| 2016 | Roderick and Solange Macarthur | 990PF | Director/Chairman/President | 1 | $0 | $0 | View return |
| 2016 | The Authors Guild Inc | 990 | Council | 2 | $0 | $0 | View return |
| 2016 | Reporters Without Borders Inc | 990 | Board Member | 1 | $0 | $0 | View return |
| 2015 | The Master'S University and Seminary | 990 | President & Board Member | 15 | $44,900 | $0 | View return |
| 2015 | Harper'S Magazine Foundation | 990 | Pres, Publishr,Dir,Trustee | 35 | $18,680 | $0 | View return |
| 2015 | Clemente Course in the Humanities Inc | 990EZ | Director | 1 | $0 | $0 | View return |
| 2015 | Parkening Foundation | 990PF | Trustee | 0 | $0 | - | View return |
| 2015 | Forth Mobility Fund | 990EZ | Treasurer | 1 | $0 | - | View return |
| 2015 | Roderick Macarthur Foundation | 990PF | Chairman/Secretary/Directo | 1 | $0 | $0 | View return |
| 2015 | Roderick and Solange Macarthur | 990PF | Director/Chairman President | 1 | $0 | $0 | View return |
| 2015 | Death Penalty Information Center | 990PF | Director | 1 | $0 | $0 | View return |
| 2015 | The Master'S Academy International Inc | 990 | Board Member | 0.1 | $0 | $0 | View return |
| 2015 | General Electric Credit Union | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Forth | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2015 | Reporters Without Borders Inc | 990 | Board Member | 1 | $0 | $0 | View return |
| 2015 | The Authors Guild Inc | 990 | Council | 2 | $0 | $0 | View return |
| 2015 | Reporters Without Borders Inc | 990 | Board Member | 1 | $0 | $0 | View return |
| 2014 | The Master'S University and Seminary | 990 | President & Board Member | 15 | $40,323 | $0 | View return |
| 2014 | Harper'S Magazine Foundation | 990 | Pres, Publishr,Dir,Trustee | 35 | $18,480 | $0 | View return |
| 2014 | Harper'S Magazine Foundation | 990 | Pres, Publishr,Dir,Trustee | 35 | $18,480 | $0 | View return |
| 2014 | General Electric Credit Union | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | Death Penalty Information Center | 990PF | Director | 1 | $0 | $0 | View return |
| 2014 | The Clausson-Raught Community Rescue | 990 | Director | - | $0 | $0 | View return |
| 2014 | Parkening Foundation | 990PF | Trustee | 0 | $0 | - | View return |
| 2014 | Roderick Macarthur Foundation | 990PF | Chairman/Secretary/Director | 1 | $0 | $0 | View return |
| 2014 | Center for Excellence in Education | 990 | Trustee | 1 | $0 | $0 | View return |
| 2014 | Forth Mobility Fund | 990EZ | Treasurer | 1 | $0 | - | View return |
| 2014 | Forth | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2014 | Clemente Course in the Humanities Inc | 990EZ | Director | 1 | $0 | $0 | View return |
| 2014 | Reporters Without Borders Inc | 990 | Board Member | 1 | $0 | $0 | View return |
| 2014 | The Authors Guild Inc | 990 | Council | 2 | $0 | $0 | View return |
| 2013 | The Master'S University and Seminary | 990 | President & Board Member | 15 | $43,074 | $0 | View return |
| 2013 | Harper'S Magazine Foundation | 990 | Pres, Publishr,Dir,Trustee | 35 | $18,420 | $0 | View return |
| 2013 | General Electric Credit Union | 990 | 2nd Vice Chairman | 1 | $0 | $0 | View return |
| 2013 | The Clausson-Raught Community Rescue | 990 | Director | - | $0 | $0 | View return |
| 2013 | Forth | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2013 | Clemente Course in the Humanities Inc | 990EZ | Director | 1 | $0 | $0 | View return |
| 2013 | Parkening Foundation | 990PF | Trustee | 0 | $0 | - | View return |
| 2013 | Roderick Macarthur Foundation | 990PF | Chairman/Secretary/Directo | 1 | $0 | $0 | View return |
| 2013 | Roderick and Solange Macarthur | 990PF | Chairman/Secretary/Director | 1 | $0 | $0 | View return |
| 2013 | Death Penalty Information Center | 990PF | Director | 1 | $0 | $0 | View return |
| 2013 | Reporters Without Borders Inc | 990 | Board Member | 1 | $0 | $0 | View return |
| 2013 | The Authors Guild Inc | 990 | Council | 2 | $0 | $0 | View return |
| 2012 | Parkening Foundation | 990PF | Trustee | 0 | $0 | - | View return |
| 2011 | Parkening Foundation | 990PF | Trustee | 0 | $0 | - | View return |