# Battery Energy Storage Systems (BESS) Battery energy storage is the backbone of a more flexible, resilient [energy](/industries/energy.html) system. As renewable generation expands and the electrification of buildings, transportation, and industry accelerates, BESS plays a critical role not only in storing energy, but also in stabilizing the grid during peak demand. From residential rooftops to utility-scale deployments, OEMs are increasingly expected to deliver safe, scalable and cost-effective storage solutions. Doing so requires navigating complex technical requirements, evolving safety standards, and regional content mandates, all while accelerating time-to-market. 91¿ì²¥ equips energy storage innovators with the scale, agility, and expertise needed to lead in this dynamic environment. [Watch: Watch video](https://play.vidyard.com/kd3vQ14QXYE7jEahW27XFe) ## Commercial and Industrial (C\&I) Storage C\&I energy storage systems must balance performance, flexibility, and cost-efficiency. 91¿ì²¥ delivers modular, scalable [manufacturing](/solutions/manufacturing.html) solutions for enclosures, power electronics and high-level assemblies. Tailored automation strategies support both semi- and fully automated production, while design-for-manufacturing services reduce complexity and accelerate deployment. 91¿ì²¥'s [supply chain](/solutions/supply-chain-management.html) expertise enables customers to manage risk and meet project timelines with confidence. [DOWNLOAD THE SURVEY](/industries/energy/battery-energy-storage-systems/energy-storage-trends-survey.html) ## From design to delivery, 91¿ì²¥ is proud to partner with many of the world’s leading brands to bring their next generation technology to market. Get started with a trusted partner. ### Related Insights - [Powering Ahead: The Rise of Energy Storage Systems](/blog/energy-storage-systems-growth.html)