ALLIED GOLD LAUNCHES ENERGY PROGRAM AT SADIOLA TO DELIVER EFFICIENT, RELIABLE AND LOWER-COST POWER FOR PHASED EXPANSION

TORONTO, Oct. 1, 2025 /PRNewswire/ - Allied Gold Corporation (TSX: AAUC) (NYSE: AAUC) ("Allied Gold" or the "Company") announced today that it has begun implementing key components of its new energy program for Sadiola following a comprehensive review of the power needs for the asset and its expansion plans. The Company is undertaking a staged and scalable approach, initially installing additional state-of-the-art diesel generators and control systems, followed by the implementation of a hybrid power solution, with the deployment of more efficient medium-speed thermal units, and a photovoltaic plant with battery energy storage systems ("BESS") sufficient to meet the power requirements of the Phase 1 expansion at reduced costs. The systems will then be scaled up to satisfy the energy needs of the next phase expansion, providing Sadiola with a flexible power solution capable of meeting its ultimate power needs, while being self-reliant, efficient and cost-effective.

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