| Art Bridges Inc | Fort Worth | $278,696,414 |
| Musk Foundation | Austin | $236,621,463 |
| Laura and John Arnold Foundation | Houston | $162,949,201 |
| Brown Foundation Inc | Houston | $117,902,276 |
| Michael & Susan Dell Foundation | Austin | $106,958,653 |
| Houston Endowment Inc | Houston | $105,703,678 |
| J E and L E Mabee Foundation Inc | Midland | $105,658,983 |
| Moody Foundation | Galveston | $90,155,967 |
| Robert A Welch Foundation 062491 | Houston | $58,244,800 |
| Kinder Foundation | Houston | $55,727,027 |
| Rees-Jones Foundation | Dallas | $49,615,701 |
| Mary K and Clifford Grum Foundation | Lufkin | $44,941,231 |
| Rainwater Charitable Foundation | Fort Worth | $37,948,774 |
| Carl and Marilynn Thoma | Dallas | $36,707,186 |
| Amon G Carter Foundation | Fort Worth | $36,307,266 |
| Odonnell Foundation | Dallas | $33,526,386 |
| Meadows Foundation Incorporated | Dallas | $31,965,222 |
| Toyota USA Foundation | Plano | $30,000,092 |
| Exxonmobil Foundation | Spring | $29,623,472 |
| Fmh Foundation | Midland | $27,537,300 |
| Ed Rachal Foundation | Corp Christi | $26,869,852 |
| Sid W Richardson Foundation | Fort Worth | $26,715,952 |
| Ting Tsung and Wei Fong Chao Foundation | Houston | $26,679,122 |
| Jay Pritzker Foundation | Houston | $25,785,690 |
| Leducq Foundation for Cardiovascular Research | Houston | $25,298,079 |
| The@Sarah and Ross Perot Jr Foundation | Dallas | $24,166,250 |
| Dian Graves Owen Foundation | Abilene | $22,945,087 |
| Valley Baptist Legacy Foundation | Harlingen | $22,893,248 |
| Harry Bass Foundation | Dallas | $22,829,500 |
| Texas Instruments Foundation | Dallas | $21,659,964 |
| Eugene McDermott Foundation | Dallas | $20,532,900 |
| Shell USA Company Foundation | Houston | $20,247,399 |
| Santander Consumer USA Inc Foundation | Dallas | $19,899,964 |
| T L L Temple Foundation | Lufkin | $19,709,822 |
| Scharbauer Foundation Inc | Midland | $19,258,721 |
| The George Foundation | Richmond | $19,018,722 |
| Mulva Family Foundation | Austin | $18,829,211 |
| Stanley E Fulton Family Foundation | Dallas | $18,653,400 |
| The Cullen Foundation | Houston | $17,900,000 |
| Mays Family Foundation | San Antonio | $17,812,800 |
| Once Upon A Time Foundation | Fort Worth | $17,677,034 |
| The Powell Foundation | Houston | $17,577,548 |
| Centerpoint Energy Foundation Inc | Houston | $17,273,650 |
| Terry Foundation | Houston | $16,530,244 |
| Albert & Bessie Mae Kronkosky Char Fndtn 3005500-3136454 | Dallas | $16,027,443 |
| The Pogue Family Foundation | Dallas | $16,000,000 |
| Still Water Foundation II | Austin | $15,842,712 |
| William Stamps Farish Fund | Houston | $15,594,938 |
| Ainslie Foundation | Dallas | $14,999,000 |
| The Elkins Foundation | Houston | $14,744,000 |
| Karakin Foundation | Abilene | $14,716,337 |
| The Lanier Theological Library Foundation | Houston | $14,603,576 |
| Robert J Kleberg Jr and Helen C Kleberg Foundation | San Antonio | $14,250,802 |
| Henderson-Wessendorff Foundation | Richmond | $14,022,782 |
| McKesson Foundation | Dallas | $13,670,570 |
| Priddy Foundation | Wichita Falls | $13,650,535 |
| Albert and Margaret Alkek Foundation | Houston | $13,500,000 |
| Hobby Family Foundation | Houston | $13,494,943 |
| Hamill Foundation | Houston | $13,262,000 |
| Addy Foundation | Dallas | $13,180,415 |
| Cynthia & Geo Mitchell Foundation | The Woodlands | $13,050,177 |
| Kickapoo Springs Foundation | Abilene | $12,967,273 |
| Legett Foundation | Abilene | $12,959,085 |
| Wayne Duddlesten Foundation | Houston | $12,530,000 |
| Wildcat Foundation | Fort Worth | $12,501,677 |
| Impetus Foundation | San Antonio | $12,244,092 |
| Dovetail Impact Foundation | Houston | $12,070,856 |
| The Hunt Family Foundation | El Paso | $11,780,280 |
| Eula Mae and John Baugh Foundation | San Antonio | $11,733,768 |
| John M Oquinn Foundation | Houston | $11,674,000 |
| Robert & Janice McNair Foundation | Houston | $11,576,855 |
| Lyda Hill Foundation | Dallas | $11,382,917 |
| Helen Jones Foundation Inc | Lubbock | $11,236,265 |
| Wortham Foundation | Houston | $10,960,000 |
| Coulter Family Foundation | Fort Worth | $10,950,000 |
| Fondren Foundation | Houston | $10,800,000 |
| Abell-Hanger Foundation | Midland | $10,669,536 |
| Cockrell Foundation | Houston | $10,517,833 |
| Charles Butt Foundation | San Antonio | $10,212,536 |
| Jerold B Katz Foundation | Houston | $10,150,000 |
| Soonae Foundation | Burnet | $10,000,065 |
| Heavenly Fathers Foundation | Cisco | $9,900,000 |
| M G & Lillie A Johnson Foundation Inc | Victoria | $9,813,800 |
| Nasher Foundation 101796 | Dallas | $9,810,000 |
| Dallas Seminary Foundation Vision Fund | Dallas | $9,798,481 |
| Harold Simmons Foundation Inc | Dallas | $9,771,037 |
| Hildebrand Foundation | Houston | $9,695,475 |
| Hector and Gloria Lopez Foundation | Austin | $9,659,278 |
| Bnsf Foundation | Fort Worth | $9,649,531 |
| The Stanford and Joan Alexander Foundation | Houston | $9,586,917 |
| Klesse Foundation | San Antonio | $9,510,375 |
| Huffington Foundation | Houston | $9,401,000 |
| The Morris Foundation | Fort Worth | $9,328,872 |
| Jlh Foundation | Katy | $9,322,412 |
| Tres Grace Family Foundation | San Antonio | $9,208,000 |
| Kleinheinz Family Foundation for the Arts and Education | Fort Worth | $9,193,115 |
| Woodforest Charitable Foundation | The Woodlands | $8,866,140 |
| Hamon Charitable Foundation | Dallas | $8,821,500 |
| Enoch Trust | Dallas | $8,803,707 |
| Greehey Family Foundation | San Antonio | $8,786,915 |
| Srb Charitable Corporation | Fort Worth | $8,740,000 |
| Harvey E Najim Charitable Foundation | San Antonio | $8,475,242 |
| Bp Foundation Inc | Houston | $8,322,502 |
| Eleanor Crook Foundation | San Marcos | $8,135,629 |
| Ch Foundation | Lubbock | $8,106,083 |
| Simon Bolivar Foundation Inc | Houston | $8,095,716 |
| John P McGovern Foundation | Houston | $8,045,919 |
| Dr Ralph and Marian Falk Medical Research Trust | Dallas | $8,040,793 |
| The Usaa Foundation Inc | San Antonio | $7,995,083 |
| At&T Foundation | Dallas | $7,701,000 |
| Ewing Halsell Foundation | San Antonio | $7,667,700 |
| Hirsch Family Foundation | Dallas | $7,626,600 |
| Gerald J Ford Family Foundation | Dallas | $7,503,000 |
| Walter S & Evan C Jones Trust Bank IV Kansas NA Ttee | Dallas | $7,435,576 |
| Gene and Jerry Jones Family-Dallas Cowboys Charities | Frisco | $7,336,844 |
| Mercedes T Bass Charitable Corporation | Fort Worth | $7,230,950 |
| Hillcrest Foundation | Dallas | $7,223,000 |
| Rowling Foundation | Dallas | $7,208,833 |
| The Rogers Foundation | Tyler | $7,186,132 |
| Dan L Duncan Family Foundation | Houston | $6,357,751 |
| James N McCoy Foundation | Wichita Falls | $4,191,850 |
| H E Butt Foundation | Kerrville | $4,151,956 |
| Moody Gardens Inc | Galveston | $3,635,093 |
| The Mary Moody Northern Endowment | Galveston | $3,115,049 |
| Marvy Finger Family Foundation | Houston | $2,628,940 |
| Philecology Foundation | Fort Worth | $1,745,688 |
| More Than the Move Foundation | Houston | $1,417,130 |
| Kate Marmion Charitable Foundation | San Antonio | $454,549 |
| Nelda C and Hj Lutcher Stark Foundation | Orange | $311,916 |
| Kimbell Art Foundation | Fort Worth | $34,000 |
| Rose Family Foundation | Dallas | $5,000 |