| Raya Rise Above Your Ambitions Foundation a California Public BenSanta Ana | Form 990-N | No figure |
| Inland Leaders FoundationYucaipa | Form 990-N | No figure |
| San Diego Math CirclePoway | Form 990-EZ | $48,188FY2024 |
| Onaga Elementary School Family Faculty AssociationYucca Valley | Form 990-N | No figure |
| George Kelly Elementary Parent Faculty PTO IncTracy | Form 990-EZ | $48,150FY2025 |
| Lexington FoundationCypress | Form 990-EZ | $48,144FY2025 |
| Livermore High School SSGNLivermore | Form 990-EZ | $48,049FY2025 |
| South Coast Conference IncLos Alamitos | Form 990-N | No figure |
| Saint Justin Education Fund for Los AngelesLos Angeles | Form 990-N | No figure |
| El Dorado High School-Choir BoostersPlacentia | Form 990-EZ | $47,942FY2025 |
| Parent Booster USA IncWhittier | Form 990-EZ | $47,910FY2025 |
| Rescue Elementary School Parent-Teacher CouncilShingle Springs | Form 990-EZ | $47,903FY2025 |
| Parents for Canalino School PFCCarpinteria | Form 990-EZ | $47,884FY2025 |
| Operation Project HopeLa Crescenta | Form 990-EZ | $47,882FY2024 |
| Bear River Renaissance Partnership IncWheatland | Form 990-N | No figure |
| Nexgen InstituteSacramento | Form 990-N | No figure |
| Hanford Education FoundationHanford | Form 990-EZ | $47,749FY2026 |
| Discovery Charter School PTCChula Vista | Form 990-N | No figure |
| Arlington Golden Pride Band BoosterRiverside | Form 990-EZ | $47,719FY2025 |
| Pitman Development FoundationTurlock | Form 990-EZ | $47,710FY2025 |
| Prostitution Research and EducationSan Francisco | Form 990-N | No figure |
| Desert Autism FoundationPalm Desert | Form 990-N | No figure |
| Sonora Union High School Golden Regiment Band BoostersSonora | Form 990-EZ | $47,653FY2025 |
| Forestry Crab FeedSanta Rosa | Form 990-N | No figure |
| Parents for the Arts-P4ASacramento | Form 990-EZ | $47,551FY2025 |
| Westmont High School Athletic Booster ClubCampbell | Form 990-EZ | $47,502FY2025 |
| Cerritos Dance Team BoostersWest Covina | Form 990-N | No figure |
| Final PassagesSebastopol | Form 990-N | No figure |
| Think Tank Science & Art IncLos Angeles | Form 990-EZ | $47,427FY2024 |
| Dikaios Christian Educators AssociationSan Bernardino | Form 990-N | No figure |
| Santa Clarita Artists Association IncSanta Clarita | Form 990-N | No figure |
| Parent Booster USA IncSanger | Form 990-EZ | $47,392FY2026 |
| DahshuCupertino | Form 990-N | No figure |
| Boris Parent Teacher ClubFresno | Form 990-EZ | $47,277FY2025 |
| Kern Child Development FoundationBakersfield | Form 990-EZ | $47,187FY2025 |
| Flowery Elementary School Parent-Teacher OrganizationSonoma | Form 990-EZ | $47,141FY2026 |
| Montessori Parents AssociationRancho Palos Verdes | Form 990-EZ | $47,134FY2023 |
| The Treehouse Clovis Parent Participation PreschoolFresno | Form 990-N | No figure |
| Kcga FoundationAnaheim | Form 990-EZ | $47,116FY2025 |
| Red Bird FoundationSanta Barbara | Form 990-N | No figure |
| Dixon QB ClubDixon | Form 990-EZ | $47,084FY2025 |
| Education Foundation at Black MountainSan Diego | Form 990-EZ | $47,066FY2025 |
| Muslim Association for Development Enterprises of North AmericaSan Francisco | Form 990-N | No figure |
| Society for History Education IncLong Beach | Form 990-N | No figure |
| Learning Is Open IncPiedmont | Form 990-N | No figure |
| Compass Community Healthcare ProgramsGrover Beach | Form 990-N | No figure |
| Ripon Elementary Parent Facultyclub IncRipon | Form 990-EZ | $46,882FY2025 |
| Stanton Parent AssociationCastro Valley | Form 990-EZ | $46,836FY2026 |
| Marsh Creek Elementary School Parent ClubBrentwood | Form 990-EZ | $46,831FY2026 |
| Pitman High School Band Boosters IncTurlock | Form 990-N | No figure |