NRG ENERGY INC

Listed below are descriptions of NRG's interests in facilities, operations and/or projects owned or leased as of December 31, 2024. The rated MW capacity figures provided represent nominal summer MW capacity of power generated. Net MW capacity is adjusted for the Company's owned or leased interest as of December 31, 2024. The Company believes its existing facilities, operations and/or projects are suitable for the conduct of its business. The following table summarizes NRG's power production and cogeneration facilities by region:

(a)MW capacity of the facility without taking into account NRG ownership percentage

(b)Actual capacity, adjusted for ownership interest, can vary depending on factors including weather conditions, operational conditions, and other factors. Additionally, ERCOT and PJM require periodic demonstration of capability, and the capacity may vary individually and in the aggregate from time to time

(c)The Company previously announced the shut down of the Indian River facility. However, PJM identified reliability impacts resulting from the proposed deactivation and Indian River Unit 4 retired on February 23, 2025

(d)Powerton is projected to close by December 31, 2028 to comply with ELG regulations

(e)NRG leases 100% interests in the Cottonwood facility through a facility lease agreement expiring in May 2025 and operates the Cottonwood facility

(f)On January 17, 2025, PG&E filed an advice letter to the CPUC seeking approval of a termination agreement between the utility and Solar Partners II, LLC and Solar Partners VIII, LLC, which include NRG’s ownership interests. If approved by the CPUC, this would result in the termination of PG&E’s PPAs with Ivanpah Units 1 and 3

NRG owns several real properties and facilities related to its generation assets, other vacant real property unrelated to its generation assets, and properties not used for operational purposes. NRG believes it has satisfactory title to its plants and facilities in accordance with standards generally accepted in the electric power industry, subject to exceptions that, in the Company's opinion, would not have a material adverse effect on the use or value of its portfolio.

NRG leases its operational and corporate headquarters in Houston, Texas, its financial and commercial corporate offices in Princeton, New Jersey, its smart home corporate offices in Provo and Lehi, Utah, as well as its retail operations offices, smart home monitoring stations, call centers, warehouses and various other office space.