SRO Land & Minerals, LP, Monroe Properties, Inc., MES Land & Minerals, LP, Barry Coates Roberts and George L. Stieren, as Trustees of Coates Energy Trust, Jenny Roberts Schimpff Trust, Catherine G. Roberts Trust, Barry Coates Roberts Trust, Lisa Stieren Hardeman Trust, George L. Stieren Trust, Wendy Stiern Wirth Trust, Kelly Stieren Daniell Trust and Amy E. Stieren Trust, the Allar Company, a Texas Corporation, and Mary Rose Sievers Alonzi and Lucy Annette Sievers, as Trustees of Lucy H. Sievers