| Cajun Navy Relief IncHouston | Form 990 | $914,729FY2025 |
| Aircraft Rescue & Fire Fighting Working Group IncIrving | Form 990 | $870,040FY2024 |
| Elmo Volunteer Fire DepartmentElmo | Form 990 | $850,748FY2025 |
| Texas EquusearchDickinson | Form 990 | $838,330FY2023 |
| Trauma Support Services of North TexasDallas | Form 990 | $820,003FY2024 |
| The Restoration TeamHouston | Form 990 | $819,921FY2025 |
| New Waverly Volunteer Fire DepartmentNew Waverly | Form 990 | $810,159FY2025 |
| Morgan Mill VFD Firehouse IncMorgan Mill | Form 990 | $792,213FY2025 |
| West Harrison Volunteer Fire DepartmentLongview | Form 990 | $789,967FY2025 |
| Waskom Volunteer Fire Department and E M S Services IncWaskom | Form 990 | $789,199FY2025 |
| Needville Fire DepartmentNeedville | Form 990 | $778,722FY2024 |
| South Hunt County Fire Rescue IncGreenville | Form 990 | $773,779FY2025 |
| Cresson Volunteer Fire DepartmentCresson | Form 990 | $767,852FY2025 |
| Sentinel ResearchAustin | Form 990 | $764,034FY2025 |
| Briaroaks Volunteer Fire DepartmentBurleson | Form 990 | $763,680FY2024 |
| Hilltop Lakes Volunteer Fire Department IncHilltop Lakes | Form 990 | $758,527FY2025 |
| Gonzales County Fire SouthNixon | Form 990 | $722,320FY2025 |
| Divide Volunteer Fire Department IncMountain Home | Form 990 | $722,314FY2025 |
| South Ector County Volunteer Fire DepartmentOdessa | Form 990 | $709,994FY2025 |
| Bergheim Volunteer Fire DepartmentBergheim | Form 990 | $708,468FY2025 |
| US Renal Care Employee Relief FoundationPlano | Form 990 | $694,042FY2024 |
| Santo Volunteer Fire and EMS DepartmentSanto | Form 990 | $675,986FY2024 |
| Northeast Burnet County Fire and Rescue IncOakalla | Form 990 | $671,445FY2024 |
| Terrell Volunteer Fire Department IncTerrell | Form 990 | $666,555FY2024 |
| Smartaid IncSan Marcos | Form 990 | $656,113FY2025 |
| Chisholm Trail 100 ClubBurleson | Form 990 | $654,492FY2025 |
| Comfort Volunteer Fire DepartmentComfort | Form 990 | $645,132FY2025 |
| Pves FoundationPottsboro | Form 990 | $638,442FY2025 |
| United Megacare IncDallas | Form 990 | $623,893FY2024 |
| Greenwood Volunteer Fire Department IncMidland | Form 990 | $613,559FY2025 |
| Devine Volunteer Fire and RescueDevine | Form 990 | $611,008FY2024 |
| Brazoria County Firefighters AssociationAngleton | Form 990 | $605,056FY2025 |
| Concan Volunteer Fire Department CorporationConcan | Form 990 | $601,428FY2024 |
| 4B Disaster Response NetworkTexas City | Form 990 | $588,195FY2024 |
| Grandview Volunteer Fire Department IncGrandview | Form 990 | $582,326FY2024 |
| Weatherford Foundation IncHouston | Form 990 | $578,699FY2025 |
| Kaufman Volunteer Fire DepartmentKaufman | Form 990 | $577,214FY2025 |
| Miami-Roberts County Volunteer Fire Department IncMiami | Form 990 | $576,701FY2024 |
| Judson Metro Volunteer Fire DepartmentJudson | Form 990 | $569,490FY2024 |
| Hall County EMS IncMemphis | Form 990 | $567,013FY2025 |
| Natalia Volunteer Fire Department IncNatalia | Form 990 | $531,374FY2024 |
| Indian Creek Volunteer Fire DeptLake Kiowa | Form 990 | $517,471FY2026 |
| Quail Valley Volunteer Fire Department IncSan Angelo | Form 990 | $510,038FY2025 |
| Brock-Dennis Volunteer Fire Department IncBrock | Form 990 | $506,814FY2025 |
| Nefda IncNorth Richland Hills | Form 990 | $503,000FY2025 |
| Burnet Volunteer Fire DepartmentBurnet | Form 990 | $500,782FY2025 |
| K9S4COPS IncCollege Station | Form 990 | $497,388FY2024 |
| Heart of Texas Regional Advisory CouncilWaco | Form 990 | $490,769FY2024 |
| Beasley Community Vol Fire DeptBeasley | Form 990 | $482,667FY2024 |
| Doss Volunteer Fire Department IncDoss | Form 990 | $479,783FY2025 |