| Klickitat Trail Conservancy IncLyle | Form 990-N | No figure |
| Global Water LabsSeattle | Form 990-N | No figure |
| Save Lake KachessFall City | Form 990-N | No figure |
| Rowan InstituteSeattle | Form 990-N | No figure |
| Deer Harbor Yacht ClubDeer Harbor | Form 990-N | No figure |
| Daryl and Shirley Jenkins FoundationLongview | Form 990-N | No figure |
| Portland Waterfront Pavilion IncWhite Salmon | Form 990-N | No figure |
| Just StepBellevue | Form 990-N | No figure |
| PNW ProtectorsFriday Harbor | Form 990-N | No figure |
| Citizens for Forest RoadsBlaine | Form 990-N | No figure |
| Sammamish Botanical Garden SocietySammamish | Form 990-N | No figure |
| Desert Preservation SocietyRenton | Form 990-N | No figure |
| Local Global CoolingGig Harbor | Form 990-N | No figure |
| We Have 1 FoundationLacey | Form 990-N | No figure |
| Citizens to Stop the SR169 Asphalt Plant Legal FundMaple Valley | Form 990-N | No figure |
| Friends of Vancouver LakeVancouver | Form 990-N | No figure |
| White River Forest Protection AssociationEnumclaw | Form 990-N | No figure |
| Skagit County K9 Search and Rescue SCK9SARMount Vernon | Form 990-N | No figure |
| ROCKS2DOGSRedmond | Form 990-N | No figure |
| Quilcene Brinnon Garden ClubQuilcene | Form 990-N | No figure |
| Love Our EarthSpokane | Form 990-N | No figure |
| Friends of Sammamish Valley FoundationWoodinville | Form 990-N | No figure |
| Save Shoreline TreesShoreline | Form 990-N | No figure |
| Friends of Skate Creek ParkPackwood | Form 990-N | No figure |
| Wild Sky Community Trails AssociationGold Bar | Form 990-N | No figure |
| Kuril Islands Research & Conservation InitiativeLake Forest Park | Form 990-N | No figure |
| Kilworth Environmental Education PreserveFederal Way | Form 990-N | No figure |
| Protect and Restore Cedar River Canyon ProjectRenton | Form 990-N | No figure |
| Tomorrow ProjectRedmond | Form 990-N | No figure |
| Carbon Capture FoundationLongview | Form 990-N | No figure |
| Rights of Nature Land TrustSpokane | Form 990-N | No figure |
| Sphere OneSeattle | Form 990-N | No figure |
| EvervillageVashon | Form 990-N | No figure |
| Streissguth Gardens ConservancySeattle | Form 990-N | No figure |
| Cascade Cleanup CrewLakewood | Form 990-N | No figure |
| Snoqualmie Fire Lookouts AssociationEnumclaw | Form 990-N | No figure |
| Institute for Energy and Resource ManagementNewcastle | Form 990-N | No figure |
| Utility Squared CommunitySpokane | Form 990-N | No figure |
| Mountain Youth OutfittersRepublic | Form 990-N | No figure |
| Olympic Wilderness FoundationCarlsborg | Form 990-N | No figure |
| Planet Youth ProjectSammamish | Form 990-N | No figure |
| Sandwatch FoundationTacoma | Form 990-N | No figure |
| Sustainable Development FundCamas | Form 990-N | No figure |
| Alpine ConservancyAnacortes | Form 990-N | No figure |
| 911 Glass RescueChelan | Form 990-N | No figure |
| Niawiakum River Valley Conservation GroupSouth Bend | Form 990-N | No figure |
| Black Diamond Bee RescuePort Angeles | Form 990-N | No figure |
| Shrub Steppe Trails AllianceKennewick | Form 990-N | No figure |
| Ngo P E A C E Plastic Environmental Awareness Community EffortAberdeen | Form 990-N | No figure |
| Ngo P I E C E Plastic Industry Environmental Corporate EffortAberdeen | Form 990-N | No figure |