| DUKES DAMSEL ON A TRAIN FOUNDATION | 884407934 | 2025-12-31 | $75K | TO FURTHER EXEMPT PURPOSE |
| NATIONAL FISH AND WILDLIFE FOUNDATION | 521384139 | 2019-09-30 | $51K | Various Conservation Proj |
| NATIONAL FOREST FOUNDATION | 521786332 | 2025-09-30 | $39K | CONSERVATION EFFORTS AND COMMUNITY ENGAGEMENT |
| NATIONAL FOREST FOUNDATION | 521786332 | 2017-09-30 | $33K | Support US National Forests and Grasslands |
| NATIONAL FOREST FOUNDATION | 521786332 | 2019-09-30 | $31K | SUPPORT US NATIONAL FORESTS AND GRASSLANDS |
| YAKIMA VALLEY COMMUNITY FOUNDATION | 200697012 | 2018-12-31 | $30K | FLOOD PLAIN RESTORATION OF THE NORTH FORK MANASTASH FOR MULTIPLE BENEFITS - WATER STORAGE, TEMPERATURE AND DISTRIBUTED FLOW, AND SALMON HABITAT. FULL TREES AND SMALLER PIECES PLACED IN STRATEGIC REACHES ACROSS FOUR MILES OF THE NORTH FORK MANASTASH CREEK. |
| NATIONAL FISH AND WILDLIFE FOUNDATION | 521384139 | 2018-09-30 | $28K | Habitat Restoration |
| NATIONAL FOREST FOUNDATION | 521786332 | 2024-09-30 | $26K | SUPPORT US NATIONAL FORESTS AND GRASSLANDS |