| Mount Vernon Conway Youth BaseballMount Vernon | Form 990-N | No figure |
| LC Valley Pickleball CLB IncClarkston | Form 990-N | No figure |
| Lake Washington Junior Football AssociationKirkland | Form 990-N | No figure |
| Nooksack Valley Riders AssociationBellingham | Form 990-N | No figure |
| Central Washington Youth Lacrosse LeagueRichland | Form 990-N | No figure |
| Rainier Roller RiotSeattle | Form 990-N | No figure |
| Walla Walla Pickleball AssociationWalla Walla | Form 990-N | No figure |
| North Olympic Sports AssocPort Angeles | Form 990-N | No figure |
| Seattle Tennis AllianceBellevue | Form 990-N | No figure |
| Emerald Ridge Lacrosse ClubPuyallup | Form 990-N | No figure |
| Giorgios LegacyRenton | Form 990-N | No figure |
| Cruzin to ClarkstonClarkston | Form 990-N | No figure |
| Classic Swagger Car ClubSeattle | Form 990-N | No figure |
| NW Thunder HoopsYelm | Form 990-N | No figure |
| Northend Bass ClubTukwila | Form 990-N | No figure |
| Oak Harbor Basketball ClubOak Harbor | Form 990-N | No figure |
| South Sound National Bowling TourPort Orchard | Form 990-N | No figure |
| Cascade Canoe & Kayak Racing TeamBothell | Form 990-N | No figure |
| Dedicated Athletes in Youth Sports ClubBonney Lake | Form 990-N | No figure |
| Enumclaw Specialized RecreationEnumclaw | Form 990-N | No figure |
| Brewster Bearacudas Swim ClubBrewster | Form 990-N | No figure |
| Cedarcrest Lacrosse ClubDuvall | Form 990-N | No figure |
| Seattle United RunnersKirkland | Form 990-N | No figure |
| Cascade Flag Football AssociationSeattle | Form 990-N | No figure |
| Washington Ice Emeralds Synchronized Skating OrganizationSeattle | Form 990-N | No figure |
| Enumclaw Junior Hornets Football ClubEnumclaw | Form 990-N | No figure |
| Nuestra Liguita de TricitiesRichland | Form 990-N | No figure |
| Elma XplosionElma | Form 990-N | No figure |
| Pirate Booster ClubPomeroy | Form 990-N | No figure |
| Sofias Shining StarsProsser | Form 990-N | No figure |
| North Creek Basketball ClubBothell | Form 990-N | No figure |
| Mercer Island Girls Soccer Booster Club NFPMercer Island | Form 990-N | No figure |
| Overtime Training FoundationWalla Walla | Form 990-N | No figure |
| Amateur Athletic Union of the United States IncNorth Lakewood | Form 990-N | No figure |
| Gaffneys Grove DgaEnumclaw | Form 990-N | No figure |
| Bayhawk Basketball ClubBellingham | Form 990-N | No figure |
| Juanita Basketball Club GirlsKirkland | Form 990-N | No figure |
| Pilchuckers Youth Baseball ClubSnohomish | Form 990-N | No figure |
| North West Athletics TaekwondoLynnwood | Form 990-N | No figure |
| Eastside Panthers Youth Rugby ClubRedmond | Form 990-N | No figure |
| Renton Select BasketballSeattle | Form 990-N | No figure |
| Bower Climbing CoalitionSpokane | Form 990-N | No figure |
| Mountain View High School Lacrosse ClubCamas | Form 990-N | No figure |
| Clam Island RowingSilverdale | Form 990-N | No figure |
| Bellevue Highline Sno-King Kendo ClubKirkland | Form 990-N | No figure |
| Napavine Youth Soccer ClubNapavine | Form 990-N | No figure |
| Fidalgo - San Juan Islands Chapter Puget Sound AnglersAnacortes | Form 990-N | No figure |
| Celebrity Cheer Parent AssociationSumner | Form 990-N | No figure |
| Prosser Wrestling AcademyProsser | Form 990-N | No figure |
| Columbia Basin SelectBurbank | Form 990-N | No figure |