Ultium Cells LLC is a joint venture between General Motors and LG Energy Solution that mass-produces battery cells. Its facilities manufacture large-format pouch-style NCMA battery cells for GM electric vehicles and produce or are expanding production of LFP battery cells for energy storage systems.
L-H Battery Company, IncL-H Battery Company, Inc. is a joint venture of LG Energy Solution and Honda Motor Co., Ltd. established to produce lithium-ion batteries in the United States for Honda and Acura electric vehicles serving the North American market. Its Fayette County, Ohio plant is described as an over 2 million square foot EV battery plant, and the company reported more than 500 full-time associates in February 2026.JEFFERSONVILLE, OH
EVE Energy North AmericaFrom its Lewis Center base, EVE Energy North America supplies lithium primary and rechargeable cells while designing custom battery packs and energy-storage systems for applications ranging from electric vehicles to data centers. Its U.S. design and support staff bring more than 20 years of battery experience, with in-house testing and turnkey engineering available from cell selection through electronic and mechanical pack integration. The company also supports customers through a Midwest warehouse and manufacturing facilities in Malaysia, including fully automated production lines.LEWIS CENTER, OH
General MotorsGeneral Motors is a Detroit-based automotive manufacturer founded in 1908, producing vehicles across Chevrolet, Buick, GMC, and Cadillac. It operates a large U.S. manufacturing network that builds vehicles and automotive parts, and has expanded into electric vehicles and battery technology.WARREN, OH
Acculon EnergyBuilt from a battery-testing partnership with Ohio State that began in 2009, Acculon Energy designs, validates, and manufactures U.S.-made battery systems for electrification and industrial equipment. The Columbus-based company combines sodium-ion and lithium-ion expertise with its modular CORE architecture, carrying projects from laboratory validation into repeatable production. Its Mason, Ohio manufacturing plant has 2GWh of combined capacity for modules and packs.COLUMBUS, OH