Earnings Conference Call 2 nd Quarter 2025 July 31, 2025 Forward-Looking Statements This presentation (and oral statements relating to this presentation) contains forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995. Any statements, other than statements of historical facts, that express or involve discussions of expectations, beliefs, plans, objectives, outlooks, assumptions, or future events or performance are forward-looking. Forward-looking statements are ...

Core Viewpoint - Georgia Power is expanding its energy mix to meet the growing energy needs of Georgia, with a focus on reliability and economic efficiency through a diverse range of resources including natural gas, battery energy storage systems (BESS), and solar energy [1][3]. Group 1: New Resource Certification - Georgia Power has requested certification from the Georgia Public Service Commission (PSC) for approximately 9,900 megawatts (MW) of new resources, primarily sourced from an "all-source" request for proposals (RFP) [1]. - The majority of the resources, about 8,000 MW, were selected based on bids from the RFP, which was approved in the 2022 Integrated Resource Plan (IRP) [1][2]. - The company is also seeking approval for an additional 1,886 MW of supplemental resources to meet near-term energy needs not covered by the initial RFP [2]. Group 2: Natural Gas and Emission Reduction - Georgia Power is incorporating cleaner natural gas into its generation mix, which has led to a reduction in overall carbon emissions by over 60% since 2007 [4]. - The filings include a request to certify five new combined cycle (CC) units totaling 3,692 MW, strategically located to ensure grid stability and support economic growth [4]. Group 3: Battery Energy Storage Systems (BESS) - The company is actively integrating BESS technology to enhance the reliability and resilience of the electric system, allowing for better management of renewable energy resources [5]. - Construction is underway for 765 MW of new BESS across Georgia, with additional requests for 10 new BESS facilities totaling 3,022.5 MW [6]. - The new BESS facilities will be strategically placed to maximize efficiency and reliability, with projects including solar energy integration [7]. Group 4: Project Details - Specific projects include: - Plant Bowen: Two CCs with a combined capacity of 1,482 MW [6]. - Plant McIntosh: One CC with a capacity of 757 MW [6]. - Plant Wansley: Two CCs with a combined capacity of 1,453 MW [6]. - Additional projects include eleven PPAs totaling 2,821 MW for new BESS facilities and natural gas generation [7].