| 1 | American Bureau of Shipping | Unclassified | $693.2M | $2.3B |
| 2 | Arrow Child & Family Ministries | Community Improvement & Capacity Building | $126.9M | $39.4M |
| 3 | Hp INC Rmsa Tr | Mutual & Membership Benefit | $67.1M | $66.6M |
| 4 | American Bureau of Shipping Veba Master Trust | Mutual & Membership Benefit | $31.1M | $119.1M |
| 5 | Greater Houston Golf Charity | Philanthropy, Voluntarism & Grantmaking | $13.7M | $6.4M |
| 6 | Arrow Child & Family Ministries | Community Improvement & Capacity Building | $13.6M | $17.1M |
| 7 | North Houston Catholic High School | Education | $11.7M | $24.8M |
| 8 | Hewlett Packard Enterprise Rmsa Tr | Mutual & Membership Benefit | $9.8M | $76.2M |
| 9 | The Foundation for Jones Hall | Unclassified | $9.1M | $10.9M |
| 10 | Providence Classical School | Education | $8.1M | $17.9M |
| 11 | Houston Advanced Research Center | Science & Technology | $7.8M | $6.8M |
| 12 | Legacy Collegiate Middle and High School for Careers in Health and W | Education | $6.7M | $21.5M |
| 13 | Elkins Lake Recreation Corporation | Recreation & Sports | $6.6M | $9.4M |
| 14 | Grace School of Theology | Education | $6.6M | $2.0M |
| 15 | Gfi Academy INC | Recreation & Sports | $6.5M | $1.8M |
| 16 | Combat Marine Outdoors INC | Public & Societal Benefit | $6.4M | $1.7M |
| 17 | Texas Litter Control | Animal-Related | $6.0M | $923K |
| 18 | Avda | Human Services | $5.1M | $6.5M |
| 19 | Southern Texas Professional Golfers Association Foundation | Recreation & Sports | $4.9M | $2.4M |
| 20 | Exxonmobil Foundation | Unclassified | $4.7M | $78.4M |
| 21 | Parakaleo Foundation | Philanthropy, Voluntarism & Grantmaking | $4.7M | $7.7M |
| 22 | Harpers Preserve Community Association INC | Housing & Shelter | $4.3M | $2.6M |
| 23 | Wcn Cares | Human Services | $4.3M | $1.1M |
| 24 | Professional Golfers Association of America Southern Texas Section | Unclassified | $4.1M | $2.7M |
| 25 | Spring Educational Foundation | Education | $4.0M | $554K |
| 26 | Be an Angel Fund INC | Unclassified | $3.9M | $845K |
| 27 | Sports Catalyst INC | Recreation & Sports | $3.9M | $3.4M |
| 28 | Mercy Maternity House INC | International, Foreign Affairs & National Security | $3.4M | $2.0M |
| 29 | Hindu Temple of the Woodlands | Religion-Related | $3.2M | $17.0M |
| 30 | Montgomery County Community Foundation | Philanthropy, Voluntarism & Grantmaking | $3.2M | $12.1M |
| 31 | Long Meadow Farms Community Association INC | Housing & Shelter | $2.9M | $2.5M |
| 32 | G Squared Foundation INC | Education | $2.5M | $766K |
| 33 | Good News for India - Texas | Unclassified | $2.3M | $8.5M |
| 34 | Bayou Land Conservancy | Environment | $2.3M | $4.2M |
| 35 | Turning Point Childrens Social Services | Human Services | $2.1M | $221K |
| 36 | Windrose Community Association INC | Housing & Shelter | $2.1M | $3.0M |
| 37 | The Sanctuary Property Owners Association INC | Housing & Shelter | $2.1M | $4.5M |
| 38 | Pregnancy Assistance Center North INC | Housing & Shelter | $2.0M | $2.6M |
| 39 | Kenyan Schools of Hope | International, Foreign Affairs & National Security | $2.0M | $2.2M |
| 40 | Spring Klein Sports Association Incorporated | Recreation & Sports | $1.9M | $1.7M |
| 41 | Collective Action for Youth | Youth Development | $1.8M | $807K |
| 42 | Pothawira International | International, Foreign Affairs & National Security | $1.7M | $898K |
| 43 | Embracing Destiny Foundation | Human Services | $1.6M | $1.7M |
| 44 | Anthony & Lea Ann Hildebrandt Family Foundation | Philanthropy, Voluntarism & Grantmaking | $1.6M | $3.4M |
| 45 | Hearts with Hope Foundation | Mental Health & Crisis Intervention | $1.6M | $2.1M |
| 46 | Adopt a Rescued Friend INC | Animal-Related | $1.6M | $37K |
| 47 | Humanity Auxilium INC | International, Foreign Affairs & National Security | $1.5M | $1.8M |
| 48 | Kailee Mills Foundation | Public Safety, Disaster Preparedness & Relief | $1.5M | $905K |
| 49 | Southwest Association of Rail Shippers | Community Improvement & Capacity Building | $1.5M | $1.5M |
| 50 | Property Owners Association of Legends Ranch | Housing & Shelter | $1.5M | $2.0M |
| 51 | Patti and Paul Yetter Foundation | Philanthropy, Voluntarism & Grantmaking | $1.5M | $6.3M |
| 52 | Foster Care Advocacy Center | Human Services | $1.4M | $407K |
| 53 | Northwest Park Maintenance Association | Community Improvement & Capacity Building | $1.4M | $2.2M |
| 54 | New Day Foundation | Human Services | $1.4M | $1.4M |
| 55 | Timber Lakes Volunteer Fire Dep INC | Unclassified | $1.3M | $579K |
| 56 | Journey of a Joyful Life Foundation | Youth Development | $1.3M | $44K |
| 57 | Steeplechase C a I | Housing & Shelter | $1.3M | $1.7M |
| 58 | Woodlands Waterway Arts Council INC | Arts, Culture & Humanities | $1.3M | $976K |
| 59 | Redimir | Religion-Related | $1.1M | $1.3M |
| 60 | Wolford Charitable Foundation | Philanthropy, Voluntarism & Grantmaking | $1.1M | $1.1M |
| 61 | Gold Star Academy | Human Services | $1.0M | $150K |
| 62 | Fflv USA | International, Foreign Affairs & National Security | $1.0M | $1.2M |
| 63 | Arabian World Partnership | Philanthropy, Voluntarism & Grantmaking | $1.0M | $412K |
| 64 | Klein Isd Ffa Show Committee INC | Education | $955K | $132K |
| 65 | Asd Hope INC | Education | $946K | $107K |
| 66 | Home Place of Texas | Recreation & Sports | $941K | $945K |
| 67 | Cycle - Changing Young Childrens Lives Through Education | Human Services | $938K | $452K |
| 68 | Lake Windcrest Property Owners Association | Housing & Shelter | $934K | $2.0M |
| 69 | Evergreen Classical School | Education | $928K | $197K |
| 70 | Christian Youth Theater Houston | Arts, Culture & Humanities | $924K | $480K |
| 71 | Rob & Simons Hawthorne House | Human Services | $924K | $331K |
| 72 | Falls at Green Meadows Community Association | Housing & Shelter | $917K | $796K |
| 73 | Houston Exxon Club | Mutual & Membership Benefit | $897K | $92K |
| 74 | Mission Coalition | Religion-Related | $889K | $275K |
| 75 | All American Youth Football & Drill Team INC | Recreation & Sports | $873K | $340K |
| 76 | Needham Fire Rescue Company | Community Improvement & Capacity Building | $871K | $292K |
| 77 | Vaz-albuquerque Family Charitable Foundation | Philanthropy, Voluntarism & Grantmaking | $867K | $1.5M |
| 78 | Marriage Revolution | Human Services | $855K | $72K |
| 79 | Houston Focus Academy INC | Education | $847K | $120K |
| 80 | Lighthouse Foundation | Unclassified | $819K | $10.1M |
| 81 | Bruce B Dice Foundation | Philanthropy, Voluntarism & Grantmaking | $800K | $1.3M |
| 82 | Cypress Creek Fine Art Association | Arts, Culture & Humanities | $791K | $1.8M |
| 83 | Northampton Maintenance Fund INC | Community Improvement & Capacity Building | $785K | $812K |
| 84 | Napolitan Institute | Social Science | $779K | $256K |
| 85 | Supreme Work Incorporated | Food, Agriculture & Nutrition | $775K | $775K |
| 86 | Villages of Northpoint Community Association INC | Housing & Shelter | $773K | $620K |
| 87 | Winward Community Association | Housing & Shelter | $772K | $657K |
| 88 | Ponderosa Forest Community Improvement Association INC | Unclassified | $769K | $642K |
| 89 | Wimbledon Estates Homeowners Association INC | Community Improvement & Capacity Building | $729K | $1.5M |
| 90 | Wehrly Foundation | Religion-Related | $708K | $1.1M |
| 91 | High Meadow Ranch Community Association | Housing & Shelter | $700K | $1.5M |
| 92 | Brazos Rivers Edge Community Association INC | Housing & Shelter | $698K | $1.5M |
| 93 | Premier Aquatic Club of Klein INC | Unclassified | $688K | $512K |
| 94 | Childrens Transplant Initiative | Unclassified | $668K | $311K |
| 95 | Westbank Homeowners Association INC | Unclassified | $664K | $572K |
| 96 | South Texas Youth Soccer Association | Unclassified | $649K | $177K |
| 97 | Oaks of Devonshire Homeowners Assn. | Community Improvement & Capacity Building | $642K | $931K |
| 98 | Sheltering Harbour | Unclassified | $636K | $2.0M |
| 99 | Beehivefund Corporation | Philanthropy, Voluntarism & Grantmaking | $622K | $145K |
| 100 | Willowwood Maintenance Association | Housing & Shelter | $613K | $1.3M |