| THE SHERWOOD FOUNDATION | 27 | $59.0m |
| SUZANNE & WALTER SCOTT FOUNDATION | 2 | $29.7m |
| ROBERT B DAUGHERTY FOUNDATION | 4 | $16.5m |
| Susan Thompson Buffett Foundation | 13 | $13.4m |
| Peter Kiewit Foundation | 23 | $13.0m |
| WALTER SCOTT FAMILY FOUNDATION | 2 | $10.2m |
| JOHNNY CARSON FOUNDATION | 2 | $9.5m |
| SCHWAB CHARITABLE FUND | 2 | $4.1m |
| Leona M & Harry B Helmsley Charitable Trust | 6 | $3.3m |
| Robert and Ardis James Foundation Inc | 4 | $2.2m |
| THE LOZIER FOUNDATION | 4 | $1.9m |
| THE SUNDERLAND FOUNDATION | 1 | $1.0m |
| Charles Koch Foundation | 2 | $736.3k |
| AMERICAN ENDOWMENT FOUNDATION | 4 | $483.1k |
| VANGUARD CHARITABLE ENDOWMENT PROGRAM | 2 | $472.8k |
| NATIONAL PHILANTHROPIC TRUST | 2 | $375.1k |
| J. Paul Getty Trust | 1 | $175.0k |
| NATL CHRISTIAN CHARITABLE FDN INC | 2 | $145.5k |
| GS DONOR ADVISED PHILANTHROPY FUND FOR WEALTH MANAGEMENT INC | 1 | $139.5k |
| THE POETRY FOUNDATION | 1 | $110.1k |
| KAO FAMILY FOUNDATION | 2 | $104.6k |
| THE BESSEMER GIVING FUND C/O BESSEMER TRUST COMPANY TRUSTEE | 2 | $100.0k |
| GREATER HOUSTON COMMUNITY FOUNDATION | 1 | $70.0k |
| CHARITIES AID FOUNDATION AMERICA | 2 | $68.5k |
| Knight Foundation | 1 | $39.5k |
| RAYMOND JAMES CHARITABLE ENDOWMENT FUND | 1 | $33.0k |
| The Oregon Community Foundation | 1 | $31.6k |
| Tulsa Community Foundation | 2 | $27.5k |
| COMMUNITY FOUNDATION FOR GREATER BUFFALO INC | 2 | $25.6k |
| AMERICAN GIFT FUND | 2 | $24.8k |
| THE INDEPENDENT CHARITABLE GIFT FUND | 1 | $23.2k |
| T ROWE PRICE PROGRAM FOR CHARITABLE GIVING INC | 1 | $20.0k |
| Silicon Valley Community Foundation | 1 | $14.0k |
| THE PFIZER FOUNDATION INC | 2 | $6.4k |
| Enterprise Holdings Foundation | 2 | $6.0k |
| THE CIGNA GROUP FOUNDATION | 2 | $5.4k |
| Robert Wood Johnson Foundation | 4 | $3.8k |
| FIDELITY FOUNDATION | 2 | $2.5k |
| KORET FOUNDATION | 1 | $1.0k |
| JPMORGAN CHASE FOUNDATION | 2 | $1.0k |
| BAIRD FOUNDATION INC | 1 | $950 |