| Blue Ridge Conservation Alliance |
| Delmarva Restoration and Conservation Network |
| Envision the Choptank |
| Heart of Maryland Conservation Alliance |
| Lancaster Clean Water Partners |
| Northcentral Stream Partnership |
| Rappahannock River Roundtable |
| Rappahannock-Rapidan Conservation Initiative |
| Safe Water Conservation Collaborative |
| Shenandoah Valley Conservation Collaborative |
| South Mountain Partnership |
| Southern Maryland Conservation Alliance |
| Upper & Middle James River Riparian Consortium |
| Upper Susquehanna Coalition |