Facing the urgent need to increase battery production and storage capacity to achieve carbon neutrality by 2050, the New Energy New York Storage Engine emerges as a pivotal force. With U.S. battery sector development lagging behind global leaders, this Engine addresses the challenge head-on by leveraging Upstate New York’s unique assets: a robust network of premier R&D institutions, significant public and private sector investments, and an unparalleled array of shared-use battery development infrastructure. The Engine seeks to support not only battery cell manufacturing but innovations across the entire battery supply chain, enhancing U.S. competitiveness in the clean energy economy. Supported by a cross-sector coalition and substantial commitments from partners like Empire State Development and Binghamton University, the Engine aims to secure a sustainable, domestic battery supply chain, while fostering materials, manufacturing, and circular economy innovations within startups and established companies. DEIA strategies are integral, ensuring broad participation across diverse communities. By promoting innovation, workforce development, and inclusive growth, the Engine seeks to position the U.S. as a leader in battery technology and manufacturing, underpinning the future of EVs, renewable grid storage, and a multitude of technology sectors, while contributing to environmental justice and economic resurgence in the region.