| MAMMEL FAMILY FOUNDATION | 470784607 | 2022-12-31 | $1.0M | Environmntl Quality Prot, Beautific |
| AMERICAN ENDOWMENT FOUNDATION | 341747398 | 2018-12-31 | $275K | PROGRAMS |
| PARKER FAMILY FOUNDATION | 364071893 | 2019-12-31 | $275K | CAPITAL, EVENT & SUPPORT |
| AMY L SCOTT FAMILY FOUNDATION | 364071890 | 2019-12-31 | $263K | CAPITAL & EVENT |
| DIXON FAMILY FOUNDATION | 364071611 | 2019-12-31 | $198K | PROGRAM SUPPORT |
| DONOR ADVISED CHARITABLE GIVING | 311640316 | 2024-06-30 | $179K | ENVIRONMENTAL AND ANIMALS |
| AMERICAN ENDOWMENT FOUNDATION | 341747398 | 2024-12-31 | $111K | ENVIRONMENTAL |
| AMERICAN ENDOWMENT FOUNDATION | 341747398 | 2023-12-31 | $105K | ENVIRONMENTAL |
| MORGAN STANLEY GLOBAL IMPACT FUNDING TRUST INC | 527082731 | 2024-12-31 | $100K | UNRESTRICTED GENERAL SUPPORT |