| $50,000 + |
| Allegheny Foundation |
| Allegheny Regional Asset District |
| Fred J. and Shirley H. Jordan Foundation |
| Fund for Charitable Giving |
| Laurel Foundation |
| PA Department of Conservation and Natural Resources |
|
|
| $10,000-49,999 |
| Babcock Charitable Trust |
| Butler-Freeport Community Trail Council |
| The Double Eagle Foundation |
| Fidelity Charitable |
| The Florence Boyer Foundation |
| Foundation for Pennsylvania Watersheds |
| Fox Chapel District Association |
| Piccadilly Herb Club |
| The Pittsburgh Foundation |
| The Sampson Foundation |
| Vanguard Charitable |
| The White Pine Fund |
|
| $5,000-9,999 |
| Dominion Energy Charitable Foundation |
| Fox Chapel Garden Club |
| Milton G. Hulme Charitable Foundation |
| National Audubon Society |
| NexTier Bank |
| UPMC Health Plan |
|
| $1,000 - 4,999 |
| BE Galleries |
| Church Brew Works |
| Dollar Bank Foundation |
| Margaret Evans Tuten Foundation |
| Sense of Wonder Fund |
| Town & Country Garden Club |
|
|
| $500 - 999 |
| Butler Garden Club |
| Clark Hunter Foundation |
| Guyasuta Garden Club |
| Holbein, Inc. |
| Western PA Mushroom Club |
