Eos Energy Honors Outgoing Chair Russ Stidolph for Years of Leadership and Investment and Appoints Industry Veteran Joseph Nigro as Chair of the Board of Directors

Core Insights - Eos Energy Enterprises, Inc. announced the resignation of Russ Stidolph as non-executive Chair, effective December 31, 2025, to focus on AltEnergy Acquisition Corp, with Joseph Nigro appointed as his successor starting January 1, 2026 [1][2] Leadership Transition - Stidolph has been pivotal in Eos' growth from a research and development company to a leader in stationary energy storage, overseeing the deployment of over 5 GWh of operations [2][3] - Joe Nigro, with over 30 years of experience in the energy sector, is expected to guide Eos through its next phase of operations and growth [3][4] Company Strategy and Market Position - Eos is focused on scaling production to meet the increasing demand for long-duration energy storage solutions, which are essential for future energy infrastructure [4] - The company’s BESS utilizes Znyth™ technology, which is a safe and stable alternative to conventional lithium-ion technology, suitable for various applications including utility-scale and microgrid storage [5][6]