| Valley Ranch PTOIrving | Form 990-N | No figure |
| PTA Texas CongressArlington | Form 990-EZ | $42,284FY2026 |
| WC Handy Foundation IncManvel | Form 990-N | No figure |
| Cinco Ranch High School Robotics Booster ClubKaty | Form 990-N | No figure |
| Jeffery Ingram Memorial Foundation CorporationMagnolia | Form 990-EZ | $42,125FY2024 |
| Nichols Middle School Athletic Booster ClubBurleson | Form 990-EZ | $42,031FY2024 |
| Cisd Educational Support Groups IncSpring | Form 990-EZ | $42,016FY2026 |
| San Antonio Ivy Foundation Fund IncSan Antonio | Form 990-N | No figure |
| Powerful Purses IncFort Worth | Form 990-EZ | $41,940FY2025 |
| Timber Creek High School Theatre BoostersFort Worth | Form 990-EZ | $41,923FY2025 |
| Foundation for Inclusive Religious Education-Dallas IncDallas | Form 990-EZ | $41,870FY2025 |
| PTA Texas CongressPlano | Form 990-EZ | $41,865FY2026 |
| Texas Club of Internists FoundationAustin | Form 990-EZ | $41,795FY2025 |
| Martin High School Orchestra Parent Booster Club IncArlington | Form 990-EZ | $41,735FY2025 |
| Flairs Booster ClubCypress | Form 990-EZ | $41,566FY2026 |
| Mark Andrew Tartaglio Memorial Charitable TrustSugar Land | Form 990-N | No figure |
| The Cause FoundationFresno | Form 990-EZ | $41,550FY2024 |
| CHS Athletic Booster Club IncPort Lavaca | Form 990-EZ | $41,541FY2026 |
| San Patricio County Go Texan IncSinton | Form 990-EZ | $41,523FY2024 |
| Tom Green County Adult Literacy CouncilSan Angelo | Form 990-N | No figure |
| Friends of the Muenster Public LibraryMuenster | Form 990-N | No figure |
| Bosqueville Excellence in Education FoundationWaco | Form 990-N | No figure |
| Theology of God Kingdom IncWaller | Form 990-N | No figure |
| Lsu Alumni FederationHouston | Form 990-EZ | $41,366FY2025 |
| Parent Booster USA IncEra | Form 990-EZ | $41,212FY2025 |
| House of Help HempsteadHempstead | Form 990-N | No figure |
| Wildflower FoundationHouston | Form 990-N | No figure |
| Ntlapa Charitable Foundation IncFrisco | Form 990-EZ | $41,092FY2025 |
| Odessa High School Broncho Booster ClubOdessa | Form 990-EZ | $40,977FY2026 |
| South Texas Astronomical SocietyOlmito | Form 990-EZ | $40,912FY2025 |
| Alliance Aft Education Center IncDallas | Form 990-N | No figure |
| Parent Booster USA IncEdna | Form 990-EZ | $40,840FY2026 |
| Planoette BootbackersPlano | Form 990-N | No figure |
| Voicing the TruthSan Antonio | Form 990-N | No figure |
| National Mexican American College Education Fund IncFort Worth | Form 990-N | No figure |
| Braden Joplin Foundation IncMidland | Form 990 | $40,571FY2024 |
| Frazier Elementary Parent-Teacher Organization PTO Houston TexasHouston | Form 990-N | No figure |
| Giddings Athletic Booster Club IncGiddings | Form 990-N | No figure |
| San Marcos Community and Police Association IncSan Marcos | Form 990-N | No figure |
| Judy Hajek Elementary Parent Teacher OrganizationBurleson | Form 990-N | No figure |
| Parent Booster USA IncMcKinney | Form 990-EZ | $40,000FY2025 |
| James Bowie High School Starlight Theatre Booster ClubAustin | Form 990-N | No figure |
| Parent Teacher Organization Peterson Middle SchoolKerrville | Form 990-EZ | $39,950FY2025 |
| Live Oak Continuing Legal Education IncAustin | Form 990-N | No figure |
| Speedy Memorial FoundationMcAllen | Form 990-EZ | $39,876FY2024 |
| Pearland I S D Booster Clubs IncPearland | Form 990-EZ | $39,808FY2025 |
| Strawn Independent School District Education FoundationStrawn | Form 990-N | No figure |
| Parent Booster USA IncMaypearl | Form 990-N | No figure |
| Big Country Electric Cooperative TrustRoby | Form 990-N | No figure |
| Klein Support Groups IncSpring | Form 990-EZ | $39,617FY2025 |