| London Independent School District Education FoundationCorpus Christi | Form 990-EZ | $77,658FY2025 |
| The St Marys University School of Law FoundationHouston | Form 990 | $77,625FY2024 |
| Adolphus Elementary PTORichmond | Form 990-EZ | $77,581FY2025 |
| Tompkins Speech and Debate BoosterKaty | Form 990-EZ | $77,563FY2025 |
| Community Preparatory AcademyConroe | Form 990-EZ | $77,512FY2025 |
| Shepherds Path CollectiveMcKinney | Form 990-EZ | $77,503FY2025 |
| Treasured ProtegeSan Marcos | Form 990-EZ | $77,454FY2025 |
| Clearcreek I S D Support GroupsKemah | Form 990-EZ | $77,345FY2025 |
| For the Love of LacieRockwall | Form 990-EZ | $77,288FY2025 |
| Future Leaders FoundationFrisco | Form 990-EZ | $77,277FY2025 |
| Pharr Rotary Scholarship Endowment FundMcAllen | Form 990 | $77,227FY2024 |
| Yahweh Ministries International Ymi IncDallas | Form 990-EZ | $77,163FY2025 |
| Strawn Independent School District Education FoundationStrawn | Form 990-EZ | $77,119FY2025 |
| American Institute of Aeronautics & Astro-Digital Avionics TechNorth Richland Hills | Form 990-EZ | $77,105FY2025 |
| Association of Chinese American ProfessionalsHouston | Form 990-EZ | $77,025FY2025 |
| Parent Booster USA IncDallas | Form 990-EZ | $77,004FY2025 |
| Dallas Texas Exes IncDallas | Form 990 | $76,892FY2024 |
| Alamo Afa Aerospace Education FoundationLytle | Form 990-EZ | $76,889FY2024 |
| Grand Prairie Independent School District Education FoundationGrand Prairie | Form 990 | $76,715FY2024 |
| LD Bell HS Choir Booster ClubHurst | Form 990-EZ | $76,680FY2025 |
| Rockdale Tiger Booster ClubRockdale | Form 990-EZ | $76,632FY2024 |
| Friends of Ocean Academy IncAustin | Form 990-EZ | $76,628FY2024 |
| Comparative Gastroenterology SocietyCollege Station | Form 990-EZ | $76,575FY2023 |
| Raider Band Booster ClubDallas | Form 990-EZ | $76,544FY2024 |
| Dream Big Scholarship Fund IncSan Antonio | Form 990-EZ | $76,487FY2024 |
| McKillop PTOMelissa | Form 990-EZ | $76,437FY2025 |
| Texas Association of Community College Marketers IncSweetwater | Form 990-EZ | $76,377FY2025 |
| Jefferson County Go Texan IncBeaumont | Form 990-EZ | $76,362FY2025 |
| Everest Parent Teacher Organization IncStafford | Form 990-EZ | $76,359FY2024 |
| Montgomery County Overdose Prevention EndeavorThe Woodlands | Form 990-EZ | $76,254FY2025 |
| Overseas China Education FoundationHouston | Form 990-EZ | $76,181FY2025 |
| Valley View Education FoundationValley View | Form 990-EZ | $76,081FY2025 |
| Our Lady of Perpetual Help School- Selma TX- Endowment FundSelma | Form 990 | $76,058FY2025 |
| Texas Private School Accreditation CommissionAustin | Form 990-EZ | $76,033FY2025 |
| Lake Creek Academy Fund for LearningConroe | Form 990-EZ | $75,982FY2025 |
| Kaleo CollectiveIrving | Form 990-EZ | $75,925FY2025 |
| The Source of HopePlano | Form 990-EZ | $75,901FY2025 |
| Friends of LindseyKaty | Form 990-EZ | $75,869FY2025 |
| Willow Creek Elementary PTOTomball | Form 990-EZ | $75,800FY2026 |
| Omega Nu Phi Educational Center OnpecHouston | Form 990-EZ | $75,714FY2025 |
| Bush Athletics Booster ClubRichmond | Form 990-EZ | $75,692FY2025 |
| Blow FoundationPlano | Form 990-EZ | $75,663FY2025 |
| Granbury Choir Booster Club of the Granbury Public SchoolGranbury | Form 990-EZ | $75,597FY2025 |
| Legacy of Service FoundationDallas | Form 990-EZ | $75,532FY2025 |
| Clearcreek I S D Support GroupsLeague City | Form 990-EZ | $75,523FY2025 |
| Stuber Elementary PTOProsper | Form 990-EZ | $75,376FY2025 |
| Parent Booster USA IncLeander | Form 990-EZ | $75,272FY2025 |
| Providence on SouthmoreHouston | Form 990-EZ | $75,262FY2025 |
| Sunnyside Community Redevelopment OrganizationHouston | Form 990-EZ | $75,251FY2024 |
| Global Community FrontlinersIrving | Form 990-EZ | $75,222FY2024 |