| MORRIS AND GWENDOLYN CAFRITZ FOUNDATION | WASHINGTON, DC | program funder | 11 |
| MAX & VICTORIA DREYFUS FOUNDATION | WASHINGTON, DC | program funder | 6 |
| JUDY AND PETER BLUM KOVLER FOUNDATION | WASHINGTON, DC | program funder | 5 |
| VENABLE BAETJER AND HOWARD FOUNDATION | BALTIMORE, MD | program funder | 5 |
| WEISSBERG FOUNDATION | MCLEAN, VA | program funder | 5 |
| GALENA-YORKTOWN FOUNDATION | WASHINGTON, DC | program funder | 4 |
| NORA ROBERTS FOUNDATION INC | GLENN DALE, MD | large program funder | 4 |
| PETERSON FAMILY FOUNDATION | FAIRFAX, VA | program funder | 4 |
| ROBERT WOOD JOHNSON FOUNDATION | PRINCETON, NJ | large program funder | 4 |
| UNITED WAY OF THE NATIONAL CAPITAL AREA | VIENNA, VA | program funder | 4 |
| ANDREW W MELLON FOUNDATION | NEW YORK, NY | large program funder | 3 |
| ASSOCIATION OF AMERICAN MEDICAL COLLEGES | WASHINGTON, DC | program funder | 3 |
| CITYBRIDGE FOUNDATION | WASHINGTON, DC | program funder | 3 |
| CLARK CHARITABLE FOUNDATION INC | BETHESDA, MD | program funder | 3 |
| DAVID BRUCE SMITH FOUNDATION INC | ARLINGTON, VA | program funder | 3 |
| DIMICK FOUNDATION | BETHESDA, MD | program funder | 3 |
| Dallas Morse Coors Foundation for the Performing Arts | | program funder | 3 |
| ENGLAND FAMILY FOUNDATION INC | BETHESDA, MD | program funder | 3 |
| EUGENE M LANG FOUNDATION | NEW YORK, NY | program funder | 3 |
| FORD FOUNDATION | NEW YORK, NY | large program funder | 3 |
| FREDERICK HENRY PRINCE TESTAMENTARY TRUST | CHICAGO, IL | program funder | 3 |
| GEORGE WASSERMAN FOUNDATION INC | BETHESDA, MD | program funder | 3 |
| HEARST FOUNDATION INC | NEW YORK, NY | program funder | 3 |
| JAMES F & SANDRA J FITZPATRICK CHARITABLE FOUNDATION INC | WASHINGTON, DC | program funder | 3 |
| KAISER FOUNDATION HEALTH PLAN OF THE MID ATLANTIC STATES INC | HYATTSVILLE, MD | program funder | 3 |