Fluence Energy Inc, a joint venture between Siemens and The AES Corporation, specializes in providing advanced energy storage solutions and services globally. Founded in 2018 and based in Arlington, Virginia, the company offers a range of products including Gridstack Pro and Sunstack for large-scale energy storage, as well as Edgestack for commercial and industrial applications. Fluence Energy also delivers engineering, operational, and maintenance services, alongside AI-enabled software for optimizing renewable energy and storage systems. It caters to power producers, utilities, and developers, aiming to enhance the efficiency and reliability of energy systems worldwide.