Anthro Energy and EnPower have signed a long-term manufacturing agreement intended to support domestic development and large-scale U.S. production of advanced lithium-ion battery cells for defense, robotics, autonomous systems, and industrial energy applications.
The partnership establishes a multi-phase collaboration focused on development, manufacturing, and commercialization of high-performance lithium-ion cells produced within the United States. The companies stated that the initiative is intended to strengthen domestic battery manufacturing infrastructure while reducing dependence on foreign-controlled portions of the lithium-ion supply chain.
Under the agreement, Anthro Energy’s advanced polymer electrolyte technologies will be integrated with EnPower’s U.S.-based lithium-ion cell manufacturing capabilities to support production of next-generation pouch cells intended for high-performance and mission-critical applications.
The companies indicated that the collaboration is expected to support future production capacity exceeding 750 MWh, positioning the initiative among the larger domestically focused advanced lithium-ion manufacturing platforms outside traditional automotive battery supply chains.
Headquartered in Indianapolis, Indiana, EnPower develops lithium-ion battery cells and manufacturing technologies focused on defense and critical infrastructure applications. Anthro Energy, headquartered in Alameda, California, develops advanced polymer electrolyte technologies designed to improve lithium-ion battery safety, durability, and performance.

Anthro Energy’s advanced lithium-ion battery technologies are designed to support high-performance domestic energy storage applications involving robotics, autonomous systems, and industrial electrification. (Photo courtesy of Anthro Energy)
The partnership will focus on development of high-energy and high-power lithium-ion pouch cell architectures intended for applications involving autonomous systems, robotics, unmanned aerial vehicles, unmanned underwater vehicles, AI infrastructure, and public safety systems.
Target performance goals include battery cells exceeding 350 watt-hours per kilogram for high-energy applications while maintaining enhanced safety characteristics through integration of advanced electrolyte and separator technologies. The collaboration also includes development of high-rate battery configurations intended for applications requiring elevated power delivery, including drones and AI data center infrastructure.
By combining domestic electrolyte development with U.S.-based electrode and pouch cell manufacturing, the companies stated that the partnership is intended to support longer operational duration, improved safety performance, and stronger domestic sourcing capability across demanding operational environments involving air, land, and underwater systems.
“As one of the only end-to-end domestic cell makers right sized for defense and critical infrastructure markets, EnPower is strategically positioned to serve as an integrator of domestic battery technologies and a vector for rapid commercialization,” said Adrian Yao, CEO and Founder of EnPower. “Anthro is an excellent example of this, and we are excited to augment our platforms with advanced electrolytes to deliver on a wide variety of customer needs.”
“This partnership is about reindustrializing American manufacturing and rebuilding a domestic battery supply chain for the next generation of energy storage,” said David Mackanic, CEO and Co-Founder of Anthro Energy. “Through this partnership, we are integrating a paradigm-shifting battery platform with U.S. manufacturing capabilities to accelerate commercialization and deliver high-performance energy solutions for defense, robotics, and autonomous systems.”
Anthro Energy recently announced plans to establish a large-scale advanced electrolyte manufacturing facility in Louisville, Kentucky, located near EnPower’s Indianapolis manufacturing operations. The companies stated that the regional manufacturing alignment is intended to support expansion of a more vertically integrated domestic battery manufacturing ecosystem.
About EnPower, Inc.
EnPower is a U.S.-based lithium-ion battery cell manufacturer headquartered in Indianapolis, Indiana. Founded in 2014, the company develops advanced electrode, separator, and pouch cell manufacturing technologies for defense, infrastructure, and industrial energy applications. EnPower focuses on scalable battery manufacturing processes intended to support domestic energy resilience, high-performance battery systems, and next-generation electrification technologies. For more information, please click here.
About Anthro Energy
Anthro Energy develops advanced polymer electrolyte technologies intended to improve the safety, flexibility, and performance of lithium-ion batteries. Founded from research originating at Stanford University and headquartered in Alameda, California, the company develops battery technologies compatible with existing lithium-ion manufacturing infrastructure. Anthro Energy’s technologies are designed for applications involving robotics, defense systems, autonomous platforms, transportation, consumer electronics, and industrial energy storage systems. To learn more, please click here.
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