| 2025 | Attorneys Dell & Schaefer Charitable Foundation Inc. | 990EZ | President | 0 | $0 | - | View return |
| 2024 | National Foundation for Affordable Housing Solutions Inc. | 990 | Director | 1 | $31,500 | $0 | View return |
| 2024 | Carroll County Agriculture Center Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2024 | Mount Carmel Housing Inc. | 990EZ | Director | 1 | $0 | $0 | View return |
| 2024 | Redwood Housing Inc. | 990EZ | Director | 1 | $0 | $0 | View return |
| 2024 | Attorneys Dell & Schaefer Charitable Foundation Inc. | 990EZ | President | 0 | $0 | - | View return |
| 2024 | Chemung View Housing Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | National Foundation for Affordable Housing Solutions Inc. | 990 | Director | 1 | $31,500 | $0 | View return |
| 2023 | Carroll County Agriculture Center Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | Attorneys Dell & Schaefer Charitable Foundation Inc. | 990EZ | President | 0 | $0 | - | View return |
| 2023 | Redwood Housing Inc. | 990EZ | Director | 1 | $0 | $0 | View return |
| 2023 | Wofford College | 990 | Trustee | 1 | $0 | $0 | View return |
| 2023 | Mount Carmel Housing Inc. | 990EZ | Director | 1 | $0 | $0 | View return |
| 2022 | National Foundation for Affordable Housing Solutions Inc. | 990 | Director | 1 | $31,500 | $0 | View return |
| 2022 | Carroll County Agriculture Center Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | Foundation of the Professional Convention Management Asso | 990 | Trustee Until 1/12/2022 | 2 | $0 | $0 | View return |
| 2022 | Attorneys Dell & Schaefer Charitable Foundation Inc. | 990EZ | President | 0 | $0 | - | View return |
| 2022 | Wofford College | 990 | Trustee | 1 | $0 | $0 | View return |
| 2022 | Children'S National Medical Center | 990 | Board Vice Chair | 2 | $0 | $0 | View return |
| 2022 | Redwood Housing Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | Chemung View Housing Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | Mount Carmel Housing Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | Attorneys Dell & Schaefer Charitable Foundation Inc. | 990EZ | President | 0 | $0 | - | View return |
| 2021 | Foundation of the Professional Convention Management Asso | 990 | Trustee | 2 | $0 | $0 | View return |
| 2021 | Professional Convention Management Association | 990 | Immediate Past Chair (Until 1/11/21) | 3 | $0 | $0 | View return |
| 2021 | DC Jazz Festival | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | Mount Carmel Housing Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | Carroll County Agriculture Center Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | Cultural Tourism DC Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | Redwood Housing Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | National Foundation for Affordable Housing Solutions Inc. | 990 | Director | 0 | $0 | $0 | View return |
| 2021 | Chemung View Housing Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | Children'S National Medical Center | 990 | Board Vice Chair From 2/22 | 2 | $0 | $0 | View return |
| 2021 | Wofford College | 990 | Trustee | 1 | $0 | $0 | View return |
| 2020 | Redwood Housing Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | Foundation of the Professional Convention Management Asso | 990 | Trustee (Until 1/20) | 2 | $0 | $0 | View return |
| 2020 | DC Jazz Festival | 990 | Director | 2 | $0 | $0 | View return |
| 2020 | National Foundation for Affordable Housing Solutions Inc. | 990 | Director | 0 | $0 | $0 | View return |
| 2020 | Chemung View Housing Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | Professional Convention Management Association | 990 | Immediate Past Chair | 3 | $0 | $0 | View return |
| 2020 | Attorneys Dell & Schaefer Charitable Foundation Inc. | 990EZ | President | 0 | $0 | - | View return |
| 2020 | Carroll County Agriculture Center Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | Cultural Tourism DC Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | Mount Carmel Housing Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | Wofford College | 990 | Trustee | 1 | $0 | $0 | View return |
| 2020 | Downtown Bid Services Corporation | 990 | Chairman | 1 | $0 | $0 | View return |
| 2020 | Downtown Business Improvement District | 990 | Chairman | 1 | $0 | $0 | View return |
| 2020 | Washington DC Convention and Tourism Corporation | 990 | Director | 2 | $0 | $0 | View return |
| 2020 | Children'S National Medical Center | 990 | Board Member | 1 | $0 | $0 | View return |
| 2019 | Attorneys Dell & Schaefer Charitable Foundation Inc. | 990EZ | President | 0 | $0 | - | View return |
| 2019 | Cultural Tourism DC Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | National Foundation for Affordable Housing Solutions Inc. | 990 | Director | 0 | $0 | $0 | View return |
| 2019 | Foundation of the Professional Convention Management Asso | 990 | Trustee | 2 | $0 | $0 | View return |
| 2019 | Claiborne Housing Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | Professional Convention Management Association | 990 | Chair | 3 | $0 | $0 | View return |
| 2019 | Wofford College | 990 | Trustee | 1 | $0 | $0 | View return |
| 2019 | Downtown Bid Services Corporation | 990 | 2nd Vice Chair | 1 | $0 | $0 | View return |
| 2019 | Washington DC Convention and Tourism Corporation | 990 | Director | 2 | $0 | $0 | View return |
| 2019 | Children'S National Medical Center | 990 | Board Member | 1 | $0 | $0 | View return |
| 2019 | Downtown Business Improvement District | 990 | 2nd Vice Chair | 1 | $0 | $0 | View return |
| 2018 | Attorneys Dell & Schaefer Charitable Foundation Inc. | 990EZ | President | 0 | $0 | - | View return |
| 2018 | Professional Convention Management Association | 990 | Chair-Elect | 3 | $0 | $0 | View return |
| 2018 | National Foundation for Affordable Housing Solutions Inc. | 990 | Director | 0 | $0 | $0 | View return |
| 2018 | Foundation of the Professional Convention Management Asso | 990 | Trustee (As Of 1/18) | 2 | $0 | $0 | View return |
| 2018 | National Foundation for Affordable Housing Solutions Inc. | 990 | Director | 0 | $0 | $0 | View return |
| 2018 | Washington DC Convention and Tourism Corporation | 990 | Director | 2 | $0 | $0 | View return |
| 2018 | Washington DC Economic Partnership | 990 | Board Member | 1 | $0 | $0 | View return |
| 2018 | Downtown Business Improvement District | 990 | Board Of Director Member | 1 | $0 | $0 | View return |
| 2018 | Downtown Bid Services Corporation | 990 | Board Of Director Member | 1 | $0 | $0 | View return |
| 2018 | Children'S National Medical Center | 990 | Board Member | 1 | $0 | $0 | View return |
| 2017 | Professional Convention Management Association | 990 | Secretary - Treasurer (As Of 1/12/17) | 3 | $0 | $0 | View return |
| 2017 | Attorneys Dell & Schaefer Charitable Foundation Inc. | 990EZ | President | 0 | $0 | - | View return |
| 2017 | National Foundation for Affordable Housing Solutions Inc. | 990 | Director | 0 | $0 | $0 | View return |
| 2017 | Children'S National Medical Center | 990 | Board Member | 1 | $0 | $0 | View return |
| 2017 | Washington DC Convention and Tourism Corporation | 990 | Director | 6 | $0 | $0 | View return |
| 2017 | Downtown Business Improvement District | 990 | Board Of Director Member | 1 | $0 | $0 | View return |
| 2017 | Washington DC Economic Partnership | 990 | Board Member | 1 | $0 | $0 | View return |
| 2017 | Downtown Bid Services Corporation | 990 | Board Of Director Member | 1 | $0 | $0 | View return |
| 2016 | Attorneys Dell & Schaefer Charitable Foundation Inc. | 990EZ | President | 0 | $0 | - | View return |
| 2016 | Cultural Tourism DC Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Foundation of the Professional Convention Management Asso | 990 | Trustee | 2 | $0 | $0 | View return |
| 2016 | Downtown Business Improvement District | 990 | Board Of Director Member | 1 | $0 | $0 | View return |
| 2016 | Washington DC Economic Partnership | 990 | Board Member | 1 | $0 | $0 | View return |
| 2016 | Children'S National Medical Center | 990 | Board Member | 1 | $0 | $0 | View return |
| 2016 | Washington DC Convention and Tourism Corporation | 990 | Director | 6 | $0 | $0 | View return |
| 2016 | Downtown Bid Services Corporation | 990 | Board Of Director Member | 1 | $0 | $0 | View return |
| 2015 | Attorneys Dell & Schaefer Charitable Foundation Inc. | 990EZ | President | 0 | $0 | - | View return |
| 2015 | Cultural Tourism DC Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Foundation of the Professional Convention Management Asso | 990 | Trustee | 2 | $0 | $0 | View return |
| 2015 | Washington DC Convention and Tourism Corporation | 990 | Director | 6 | $0 | $0 | View return |
| 2015 | Children'S National Medical Center | 990 | Board Member | 1 | $0 | $0 | View return |
| 2015 | Downtown Bid Services Corporation | 990 | Board Of Director Member | 1 | $0 | $0 | View return |
| 2015 | Downtown Business Improvement District | 990 | Board Of Director Member | 1 | $0 | $0 | View return |
| 2014 | Professional Convention Management Association | 990 | Director | 3 | $0 | $0 | View return |
| 2014 | Attorneys Dell & Schaefer Charitable Foundation Inc. | 990EZ | President | 0 | $0 | - | View return |
| 2014 | Downtown Business Improvement District | 990 | Board Of Director Member | 1 | $0 | $0 | View return |
| 2014 | Downtown Bid Services Corporation | 990 | Board Of Director Member | 1 | $0 | $0 | View return |
| 2013 | Attorneys Dell & Schaefer Charitable Foundation Inc. | 990EZ | President | 0 | $0 | - | View return |
| 2013 | Maryland Mep Inc. | 990 | Director:Left 10.3.2013 | 1 | $0 | $0 | View return |
| 2013 | Capitol Riverfront Business Improvement District | 990 | At Large Director | 1 | $0 | $0 | View return |
| 2013 | Downtown Business Improvement District | 990 | Board Of Director Member | 1 | $0 | $0 | View return |
| 2013 | Downtown Bid Services Corporation | 990 | Board Of Director Member | 1 | $0 | $0 | View return |
| 2013 | Children'S Hospital | 990 | Board Secretary-Treasurer | 2 | $0 | $0 | View return |