Childrens Museum Inc 74-2178563 Click to copy TX Arts and Culture 37 Houston Arboretum & Nature Center 74-1587880 Click to copy TX Environment 30 Alley Theatre 74-1143076 Click to copy TX Arts and Culture 28 Buffalo Bayou Partnership 76-0183954 Click to copy TX Environment 26 Houston Parks Board 74-1860046 Click to copy TX Philanthropy 26 Camp for All Foundation 76-0404267 Click to copy TX Youth Development 24 Trees for Houston 76-0046318 Click to copy TX Environment 24 Christian Community Service Center Inc 74-2128141 Click to copy TX Human Services 23 Crime Stoppers of Houston Inc 74-2137744 Click to copy TX Crime and Legal 23 Communities in Schools of Houston Inc 76-0031827 Click to copy TX Education 21 Dress for Success Houston 76-0579697 Click to copy TX Human Services 21 Hope and Healing Center & Institute 45-3305276 Click to copy TX Religion 21 Houstons Amazing Place Inc 76-0604478 Click to copy TX Human Services 21 The Rose 76-0193812 Click to copy TX Disease and Disorders 21 Asia Society Texas Center 03-0433949 Click to copy TX Arts and Culture 20 Barbara Bush Houston Literacy Foundation 46-5037878 Click to copy TX Philanthropy 20 Camp Allen-Camp and Conference Center 74-6016479 Click to copy TX Religion 20 Yellowstone Academy Inc 76-0686870 Click to copy TX Education 20 Bakerripley 23-7062976 Click to copy TX Human Services 19 Children at Risk Inc 76-0360533 Click to copy TX Crime and Legal 19 Episcopal High School 76-0056509 Click to copy TX Education 19 Menil Foundation Inc 74-6045327 Click to copy TX Arts and Culture 19 Search Homeless Services 76-0260403 Click to copy TX Human Services 19 Yes Prep Public Schools Inc 76-0563835 Click to copy TX Education 19 Center for Pursuit 74-1272417 Click to copy TX Human Services 18 Contemporary Arts Museum Houston 74-1093771 Click to copy TX Arts and Culture 18 Houston Ballet Foundation 74-1394920 Click to copy TX Arts and Culture 18 Houston Habitat for Humanity Inc 76-0207084 Click to copy TX Housing 18 Houston Hospice 74-2092951 Click to copy TX Human Services 18 Mental Health America of Greater Houston Inc 74-1272394 Click to copy TX Mental Health 18 The Council on Recovery 74-1173235 Click to copy TX Mental Health 18 Houston Center for Contemporary Craft 76-0621817 Click to copy TX Arts and Culture 17 KIPP Texas Inc 01-0639602 Click to copy TX Education 17 Memorial Assistance Ministries Inc 76-0044172 Click to copy TX Human Services 17 Coastal Prairie Conservancy 76-0377029 Click to copy TX Environment 16 Discovery Green Conservancy 20-1951465 Click to copy TX Recreation and Sports 16 Healthcare for the Homeless-Houston 76-0647934 Click to copy TX Human Services 16 Houston Humane Society 74-1340341 Click to copy TX Animals 16 Missions of Yahweh Inc 23-7250068 Click to copy TX Religion 16 Pro-Vision Inc 76-0336711 Click to copy TX Religion 16 River Oaks Chamber Orchestra 30-0288750 Click to copy TX Arts and Culture 16 Springspirit Inc 80-1205223 Click to copy TX Recreation and Sports 16 Theatre Under the Stars Inc 74-1621647 Click to copy TX Arts and Culture 16 Brenda and John H Duncan Rise School of Houston 76-0606866 Click to copy TX Education 15 Center for Hearing and Speech 74-6003178 Click to copy TX Education 15 Easter Seals of Greater Houston Inc 74-1238418 Click to copy TX Disease and Disorders 15 Heritage Society 74-1444232 Click to copy TX Arts and Culture 15 Houston Audubon Society 23-7011870 Click to copy TX Environment 15 Junior League of Houston Inc 74-1185659 Click to copy TX Community Improvement 15 St Lukes United Methodist Church 75-6004725 Click to copy TX Religion 15