1) Constellation Energy Generation, LLC

2) Double Eagle Energy Holdings IV, LLC

3) EOG Resources, Inc.

4) Gravity Oilfield Services, Inc.

5) McBride Operating, LLC

6) Pedernales Electric Cooperative, Inc.

7) Permian Resources Operating, LLC

8) Tall City Brine, LLC

9) Texas Alliance of Energy Producers

10) Texas Electric Cooperatives

11) Waste Control Specialists, LLC

12) WaterBridge Holdings, LLC