| Delta Educational & Charitable Foundation ofHouston | Form 990-EZ | $27,331FY2025 |
| Skidmore-Tynan Athletic Booster ClubSkidmore | Form 990-EZ | $27,301FY2025 |
| PTA Texas CongressMurphy | Form 990-EZ | $27,265FY2026 |
| Elgin High School Project CelebrationElgin | Form 990-EZ | $27,261FY2025 |
| Hale County Literacy CouncilPlainview | Form 990-N | No figure |
| TeenwritersprojectDallas | Form 990-N | No figure |
| Butler Dads Club IncGrand Prairie | Form 990-N | No figure |
| Waskom Athletic Boosters ClubWaskom | Form 990-EZ | $27,002FY2024 |
| SWTJC Friends and Alumni Network IncUvalde | Form 990-EZ | $26,992FY2025 |
| Paris High Bandboosters IncParis | Form 990-EZ | $26,803FY2023 |
| Texas Teen Scholarship for Square and Round Dancing High SchoolMidland | Form 990-N | No figure |
| Klein Support Groups IncSpring | Form 990-EZ | $26,641FY2025 |
| Grambling University National Alum AssociationArlington | Form 990-EZ | $26,598FY2025 |
| Jamia Karachi Alumni Association HoustonHouston | Form 990-N | No figure |
| Sfa Construction Management Industry Advisory Board FoundationNacogdoches | Form 990-N | No figure |
| Eagle Heights Parent-Teacher OrganizationFort Worth | Form 990-N | No figure |
| Washington County Scholarship Association IncBrenham | Form 990-N | No figure |
| HP Hornet Booster ClubAmarillo | Form 990-N | No figure |
| Tejas Educational FoundationAustin | Form 990-N | No figure |
| J P Henderson PTOHouston | Form 990-EZ | $26,375FY2024 |
| PTA Texas CongressBenbrook | Form 990-EZ | $26,270FY2026 |
| Sudanese American Public Affairs AssociationHouston | Form 990-N | No figure |
| Tarkington Student Foundation IncCleveland | Form 990-N | No figure |
| Smith County Medical Society Alliance Book Fair FoundationTyler | Form 990-N | No figure |
| Jewel Askew Elementary PTOHouston | Form 990-N | No figure |
| Peaster Elementary PTOWeatherford | Form 990-EZ | $25,786FY2024 |
| Roger Winkler Memorial FoundationLa Vernia | Form 990-N | No figure |
| Northbrook High School Athletic Booster ClubHouston | Form 990-N | No figure |
| Bridge City Cardinal Athletic BoostersBridge City | Form 990 | $25,407FY2024 |
| Carroll High School Athletic Hall of FameCorpus Christi | Form 990-N | No figure |
| PrayogaFrisco | Form 990-N | No figure |
| Mayo FoundationForney | Form 990-N | No figure |
| Anahuac Athletic Booster ClubAnahuac | Form 990-EZ | $24,934FY2025 |
| Parent Booster USA IncSan Antonio | Form 990-EZ | $24,826FY2025 |
| Laborers in Fields of Education IncLos Fresnos | Form 990-N | No figure |
| Magnolia High School Choir Booster Club IncMagnolia | Form 990-N | No figure |
| Walnut Grove High School PTOProsper | Form 990-N | No figure |
| Denton African American Scholarship Foundation IncDenton | Form 990-N | No figure |
| Equity Foundation InternationalNacogdoches | Form 990-N | No figure |
| PTA Texas Congress Westside Parent-Teacher OrganizationAngleton | Form 990-EZ | $24,116FY2025 |
| Hilltop Education FoundationRoscoe | Form 990-N | No figure |
| Rhyans Good Day FoundationColleyville | Form 990-EZ | $23,937FY2024 |
| Dr Roger E Marks HealthcarefoundationGlen Rose | Form 990-N | No figure |
| Blanco Library IncBlanco | Form 990-N | No figure |
| Slade Baker Scholarship FundParis | Form 990-EZ | $23,726FY2025 |
| Yorkshire FoundationHouston | Form 990-N | No figure |
| Sudan Athletic Booster Club IncSudan | Form 990-N | No figure |
| Lake Dallas Band BoostersLake Dallas | Form 990-EZ | $23,536FY2025 |
| Kenneth Gambrell Alumni FoundationAustin | Form 990-N | No figure |
| Colby Jay Kent FoundationLa Vernia | Form 990-N | No figure |