| Aaron & Cecile Goldman Foundation |
| Alexander and Margaret Stewart Trust |
| Carter and Melissa Cafritz Charitable Trust |
| Cecchi Charities |
| Children's Charities Foundation |
| Clark-Winchcole Foundation |
| Claude & Nancy Kenner Charitable Fund of the Community Foundation for the National Capital Region |
| Cole Birches Foundation |
| Community Foundation for the National Capital Region |
| Corina Higginson Trust |
| Cornell Douglas Foundation |
| CSG Foundation |
| DC Children and Youth Investment Trust |
| Deverall Family Foundation |
| Donovan McNabb Foundation |
| Dorothy G. Bender Foundation |
| Duda Family Foundation |
| Edgeworth Enterprises Charitable Fund |
| Eugene and Agnes Meyer Foundation |
| Fannie Mae Foundation |
| Freddie Mac Foundation |
| Funger Foundation, Inc. |
| Gannett Foundation |
| George L Shields Foundation |
| Harry and Zoe Poole Foundation |
| Hattie M. Strong Foundation |
Herb Block Foundation |
| John Edward Fowler Memorial Foundation |
| Jovid Foundation |
| JJCJ Foundation |
| Lainoff Family Foundation |
| Lawrence Foundation |
| Lee and Juliet Folger Fund |
| Leon Foundation |
| Leonsis Foundation |
| Lester Poretsky Family Foundation |
| Local Initiatives Support Corporation |
| Luther I. Replogle Foundation |
| Marpat Foundation, Inc. |
| Morris and Gwendolyn Cafritz Foundation |
| Morse and Betty Johnson Charitable Foundation |
| Nancy Peery Marriott Foundation Inc. |
| Naomi and Nehemiah Cohen Foundation |
| Mead Family Foundation |
| Miller and Chevalier Charitable Foundation |
| Mimi Fund, Inc. |
| National Home Library Foundation |
| Nielsen Family Foundation |
| Open Society Institute |
| Owen Family Foundation |
| Pella Rolscreen Foundation |
| Philip L. Graham Fund |
| Prudential Foundation |
| Rapoport Family Foundation |
| Reich Family Foundation Fund of the Community |
| Foundation for the National Capital Region |
Rosie's For All Kids Foundation |
| Spring Creek Foundation |
| United Way- Community Impact Fund |
Washington Children's Foundation |
| Weinberg Foundation |
| Weiss Fagen Fund of the Community Foundation for the National Capital Region |
| Weissberg Foundation |
| Westport Fund |
| William G. McGowan Charitable Fund, Inc. |
| William S. Abell Foundation, Inc. |
| Windom Fund |
