Durham, NC (August 15, 2025) — FlexGen Power Systems, LLC (“FlexGen”), a leader in energy storage technology, today announced it closed its acquisition of key assets and intellectual property from Powin. With this acquisition, FlexGen is now supporting over 25GWh of battery energy storage systems across over 200 sites in 10 countries with software and services.
"Batteries are critical to meeting the world’s growing demand for affordable, reliable electricity. This is more than an acquisition – it’s a reflection of FlexGen’s commitment to immediate continuity and the future of grid-scale storage," said Kelcy Pegler, CEO of FlexGen. "FlexGen’s proven operational excellence, hardware-agnostic software, and commitment to innovation uniquely position us to maximize the value of these Powin assets today, while enhancing the reliability and performance of energy grids worldwide for years to come.”
FlexGen has also expanded its team with former Powin team members to ensure continuity for customers and maintenance of technical expertise for systems being supported.
Existing Powin customers will continue to receive uninterrupted support and can choose to enhance system uptime and longevity by transitioning to FlexGen’s HybridOS® platform and lifecycle services.
"Powin is proud of the technology and projects we’ve delivered. The goal was to ensure that those systems and customers are supported by an industry leader that provides the support and services enabling reliable, long-term operation,” said Brian Kane, CEO of Powin. “Based on their experience and reputation, and having collaborated with their team in recent days, we have full confidence that FlexGen is that leader.”
The completion of this acquisition strengthens FlexGen’s global leadership in grid-scale storage, enhancing grid reliability at a time when energy systems worldwide are under rising pressure to perform. FlexGen’s HybridOS® software and lifecycle services are hardware agnostic, enabling flexible deployment models, sophisticated operational controls, and advanced performance analytics—regardless of underlying hardware configurations.
For more information, please visit: https://www.flexgen.com/powin
Customer support inquiries: PowinSupport@FlexGen.com
Media inquiries: flexgen@ink-co.com
About FlexGen Power Systems, LLC
FlexGen provides industry-leading software and services for deploying, managing and optimizing battery energy storage systems. FlexGen leverages decades of software, engineering, and procurement expertise to solve today’s toughest energy challenges that enable the transition to a modern electric grid. FlexGen HybridOS® energy management software seamlessly integrates with any battery OEM and offers advanced analytics and AI-driven insights that allow energy storage owners to deploy diverse power market strategies and integrate various generation forms, enhancing grid stability and economic returns. Serving more than 25 GWh and over 200 energy storage systems enabled by FlexGen, we are trusted by the most technically and commercially demanding developers, utilities, government agencies, and industrial companies in the world.
