- Abell-Hanger Foundation, Inc.
- Chevron
- Don-Nan, A Schlumberger Company
- William Dean Charitable Foundation, Bank of America, N.A., Trustee
- Ecolab Foundation
- Enlink Midstream Operating
- The Robison Excelsior Foundation
- The FMH Foundation
- Family Force Foundation
- Helen Greathouse Charitable Trust
- Henry Foundation
- Henry Resources, LLC
- King Foundation
- Midland Pipe & Equipment
- My Community Credit Union
- OGX Operating, LLC
- Oil Patch Kids
- Oryx Midstream Management Services
- Permian Basin Landman's Association
- Pioneer Natural Resources
- Standard Sales
- Stinson Foundation
- Warren Charitable Foundation
- The Gil & Dody Weaver Foundation
- The Yarborough Foundation
