| Canyon Ranch Elementary PTOIrving | Form 990-N | No figure |
| St Augustine High School Alumni Association of DallasCarrollton | Form 990-EZ | $31,623FY2025 |
| Dallas Is Gardening IncDallas | Form 990-N | No figure |
| Coach Sherrills Kickoff Team Scholarship FoundationSan Antonio | Form 990-N | No figure |
| Friends of Texas Public SchoolsWest Lake Hills | Form 990 | $31,456FY2024 |
| Ethylene Producers Committee of Theamerican Institute of ChemicalRichmond | Form 990-N | No figure |
| University of Karachi Alumni Association of Houston IncHouston | Form 990-N | No figure |
| Llano Athletic BoostersLlano | Form 990-EZ | $31,269FY2025 |
| Japanese-American Fund IncRichmond | Form 990-N | No figure |
| Conservation History Association of TexasAustin | Form 990-N | No figure |
| Prosper High School PTOProsper | Form 990-N | No figure |
| New Braunfels Citizens Police Academy Alumni AssociationNew Braunfels | Form 990-EZ | $30,822FY2025 |
| San Antonio Homeschool Athletic AssociationSan Antonio | Form 990-N | No figure |
| Cisd Educational Support Groups IncThe Woodlands | Form 990-EZ | $30,728FY2026 |
| Fashion Group Foundation of Dallas IncDallas | Form 990-N | No figure |
| Sergeant Gregory L Hunter Memorial FoundationArlington | Form 990-EZ | $30,266FY2024 |
| North Lamar Theatre BoosterParis | Form 990-EZ | $30,053FY2025 |
| Center for the Promotion of Inclusive EducationFort Worth | Form 990-N | No figure |
| Mamaws Memorial ClassicBastrop | Form 990-N | No figure |
| Experimental Aircraft Association Chapter 983 IncGranbury | Form 990-N | No figure |
| Leadership Southwest IncCedar Hill | Form 990-EZ | $29,875FY2024 |
| Highland Park Hockey Boosters Club IncDallas | Form 990-N | No figure |
| Kugtexa Alumni AssociationMansfield | Form 990-N | No figure |
| Nate Abel Flying ClubFort Worth | Form 990-N | No figure |
| Marshall-Harrison County Literacy CouncilMarshall | Form 990-N | No figure |
| MCH Medical Staff FoundationOdessa | Form 990-N | No figure |
| Kaleidoscope TFBCSugar Land | Form 990-N | No figure |
| Education Unbound IncMcKinney | Form 990-N | No figure |
| Jared Jamail Memorial FundCrosby | Form 990-N | No figure |
| Pencils for ProgressSan Antonio | Form 990-N | No figure |
| American Friends of the Erhard-Jensen Ontological PhenomenHouston | Form 990-N | No figure |
| Shameers Heavenly Home FoundationCedar Hill | Form 990-N | No figure |
| PTA Texas CongressFort Worth | Form 990-N | No figure |
| Speiro LegaciesAmarillo | Form 990-N | No figure |
| Black Alumni of UtaArlington | Form 990-N | No figure |
| Maxine and Lutrell Watts Elementary School Parent Teacher ClubCibolo | Form 990-N | No figure |
| Brenham Elementary School PTOBrenham | Form 990-EZ | $28,141FY2026 |
| Gonzales County Area Go-Texan IncGonzales | Form 990-EZ | $28,107FY2024 |
| Fiesta for the MindSan Antonio | Form 990-N | No figure |
| Bill Fenn Musical ScholarshipSan Antonio | Form 990-N | No figure |
| Cisd Educational Support Groups IncConroe | Form 990-N | No figure |
| Barbers Hill Band BoosterMont Belvieu | Form 990-N | No figure |
| Association Montessori International-Elementary Alumni AssociationIrving | Form 990-N | No figure |
| Texas Retailers Education FoundationAustin | Form 990-N | No figure |
| Earnie Lee Shack Walker FoundationPittsburg | Form 990-N | No figure |
| Wezmore Project IncDallas | Form 990-N | No figure |
| Restoring the Community IncHouston | Form 990-N | No figure |
| FBFN FoundationSugar Land | Form 990-N | No figure |
| Woodlands College Park Parent Teacher OrganizationThe Woodlands | Form 990-EZ | $27,391FY2026 |
| PTA Texas CongressKaty | Form 990-EZ | $27,360FY2025 |