PUBLIC SERVICE COMMISSION OF WEST VIRGINIA CHARLESTON CASE NO. 25-0853-G-EFPP NRG ENERGY, INC. Enhanced Firm Pooling Program NOTICE OF FILING Application of NRG Energy, Inc. (NRG) for approval to offer, render, furnish or supply natural gas supply services to the public in West Virginia in the territory of Mountaineer Gas Corporation in West Virginia Public Service Commission Case No. 25-0853-G-EFPP. NRG has filed an application with the West Virginia Public Service Commission ("PSC") for participation in an Enhanced Firm Pooling Program to provide natural gas supply services as a supplier or aggregator of natural gas services. NRG proposes to sell natural gas and related services in all counties of West Virginia with the exception of Hampshire, Pendleton, Pocahontas, Taylor and Webster. The PSC may consider this application without a hearing. Protests directed to the technical or financial fitness of NRG may be filed within 15 days of the date of this notice with the Executive Secretary of the PSC, 201 Brooks Street, Charleston, WV 25301. Please include the Case No. listed above, on the protest. Additionally, please send copies of any protest to NRG's attorney listed below. John R. McGhee, Esq Kay, Casto & Chaney Post Office Box 2031 Charleston, WV 25327-2031 jmcghee @kaycasto.com LH-377359 11-26;2025