• Baxter Trust
• Jack H. and William M. Light Charitable Trust
• M.D. Anderson Foundation
• Oldham Little Church Foundation
• The Cockrell Family Fund
• The David Weekley Family Foundation
• The Elkins Foundation
• The Henderson-Wessendorff Foundation
• The Hildebrand Foundation
• The John M. O’Quinn Foundation
• The Looper Foundation
• The Ray and June Smith Charitable Foundation
• The Scurlock Foundation
• The Strake Foundation
• The Wayne Duddleston Foundation
• The Willard and Ruth Johnson Charitable Foundation
• The William Stamps Farish Fund