| Michael & Susan Dell Foundation | $4,322,649,164 |
| Texas Mutual Insurance Company | $1,532,187,813 |
| Electric Reliability Council of Texas Inc 10-10-90 | $543,240,707 |
| Southwest Key Programs Inc | $496,116,551 |
| Texas Essential Healthcare Partnerships Foundation | $390,868,210 |
| Florida Essential Healthcare Partnerships Foundation Inc | $359,713,742 |
| Central Texas Community Health Centers | $250,272,950 |
| Professional Contract Services Inc | $246,080,465 |
| St Davids Foundation | $217,511,294 |
| Tml Multistate Intergovernmental Employee Benefits | $208,961,837 |
| Goodwill Industries of Central Texas | $206,148,368 |
| Austin Transit Partnership Local Government Corporation | $197,197,979 |
| St Edwards University | $184,436,470 |
| Austin-Travis County Mental Health and Mental Retardation Center | $162,204,147 |
| c2c Innovative Solutions Inc | $143,390,829 |
| Lutheran Social Service of the South Inc | $125,518,410 |
| Texas Access to Justice Foundation | $106,212,738 |
| Texas Association of School Boards Inc | $103,783,272 |
| Central Texas Food Bank Inc | $102,848,703 |
| Texas State Affordable Housing Corporation | $101,486,298 |
| National Campus and Community Development Corporation Inc | $96,363,701 |
| Amplify Credit Union | $91,469,548 |
| Education Service Center Region XIII | $90,492,548 |
| United Heritage Credit Union | $88,248,137 |
| Childrens Advocacy Centers of Texas Inc | $85,528,759 |
| The University of Texas Texas A M Investment Management Company | $83,024,768 |
| Austin Community Foundation | $79,280,742 |
| Rewild | $75,177,871 |
| Worksource Greater Austin Area Workforce Board | $70,752,478 |
| We Are Blood | $70,408,356 |
| University of Texas Foundation | $69,548,475 |
| Alliance to End Plastic Waste Inc | $68,296,509 |
| Velocity Credit Union | $63,950,131 |
| Westminster Manor | $61,541,438 |
| Uatx | $56,951,593 |
| Tmf Health Quality Institute | $53,160,586 |
| Valor Texas Education Foundation | $51,394,502 |
| St Andrews Episcopal School Inc | $51,318,404 |
| Foundation Communities Inc | $50,038,857 |
| Texas Association of County Officials | $48,512,869 |
| Austin Affordable Housing Corporation | $46,613,937 |
| Texas Property and Casualty Insurance Guaranty Association | $45,724,450 |
| Travis Association for the Blind | $45,691,034 |
| Mulva Family Foundation | $45,133,111 |
| Concordia University Texas | $44,925,627 |
| University of Texas Law School Foundation | $44,733,091 |
| Young Mens Christian Association | $44,691,983 |
| Mobile Loaves & Fishes Inc | $41,390,399 |
| Holdsworth Center | $40,223,613 |
| Texas Life Accident Health & Hosp Service Insurance Guaranty Assoc | $40,178,992 |
| Austin Achieve Public Schools Inc | $39,544,345 |
| Foundation Communities | $39,300,431 |
| Texas Association of Realtors | $36,913,452 |
| Ex Students Association of the | $31,367,471 |
| Presbyterian Childrens Homes and Services | $28,293,239 |
| Bph Holding Co Inc | $28,153,588 |
| Kjzt Family Life | $25,647,206 |
| Musk Foundation | $20,491,653 |
| Public Employees Credit Union | $17,903,967 |
| Lyndon Baines Johnson Foundation | $17,723,326 |
| Still Water Foundation II | $16,796,808 |
| Hector and Gloria Lopez Foundation | $5,112,181 |