| The Kresge Foundation | 11 | $1.4m |
| W. K. Kellogg Foundation | 3 | $1.1m |
| Leona M & Harry B Helmsley Charitable Trust | 6 | $221.3k |
| THE COLORADO HEALTH FOUNDATION | 2 | $167.0k |
| California Endowment | 4 | $121.0k |
| Open Society Institute | 1 | $100.0k |
| California Healthcare Foundation | 3 | $93.0k |
| The Commonwealth Fund | 5 | $84.7k |
| Joyce Foundation | 4 | $83.3k |
| Gordon and Betty Moore Foundation | 4 | $78.7k |
| Heinz Endowments | 6 | $76.2k |
| David and Lucile Packard Foundation | 3 | $70.0k |
| Foundation for a Healthy St Petersburg Inc | 3 | $52.4k |
| THE ROOTS AND WINGS FOUNDATION INC | 1 | $50.0k |
| GILL FOUNDATION | 1 | $50.0k |
| Annie E. Casey Foundation | 3 | $46.5k |
| THE CALIFORNIA WELLNESS FOUNDATION | 2 | $40.1k |
| THE JOHN A HARTFORD FOUNDATION INC | 2 | $39.6k |
| ARCHSTONE FOUNDATION | 2 | $37.9k |
| NEW YORK STATE HEALTH FDN D/B/A NEW YORK HEALTH FOUNDATION | 2 | $32.5k |
| RICHMOND MEMORIAL HEALTH FOUNDATION | 1 | $25.0k |
| DOGWOOD HEALTH TRUST | 1 | $25.0k |
| John Templeton Foundation | 2 | $23.3k |
| Illinois Children's Healthcare Foundation | 2 | $20.2k |
| DE BEAUMONT FOUNDATION INC | 2 | $20.0k |
| THE RALPH C WILSON JR FOUNDATION | 2 | $18.4k |
| HEALTH FOUNDATION FOR WESTERN & CENTRAL NEW YORK | 2 | $18.1k |
| Cleveland Foundation | 3 | $18.0k |
| Pew Charitable Trusts | 2 | $17.0k |
| CALIFORNIA COMMUNITY FOUNDATION | 1 | $17.0k |
| THE HARRY AND JEANETTE WEINBERG FOUNDATION INC | 1 | $15.0k |
| The George Gund Foundation | 2 | $12.2k |
| Richard M Fairbanks Foundation Inc | 2 | $7.3k |
| PRITZKER FAMILY FOUNDATION C/O PRITZKER GROUP | 2 | $6.6k |
| Houston Endowment | 1 | $6.0k |
| RETIREMENT RESEARCH FOUNDATION DBA RRF FOUNDATION FOR AGING | 1 | $5.1k |
| ARDMORE INSTITUTE OF HEALTH | 1 | $4.1k |
| Leon Lowenstein Foundation Inc | 1 | $4.0k |
| THE NORD FAMILY FOUNDATION | 1 | $4.0k |