121 articles
24M Technologies
24M Technologies is a Cambridge, Massachusetts battery technology company founded in 2010 as an MIT spinout by Yet-Ming Chiang and W. Craig Carter, licensing its SemiSolid lithium-ion manufacturing process to partners.
3DOM Alliance
3DOM Alliance (株式会社スリーダムアライアンス) is a Japanese battery technology company headquartered in Yokohama and founded in 2014, known for the X-SEPA, a heat-resistant polyimide battery separator.
A123 Systems
A123 Systems is an American lithium-ion battery manufacturer founded in 2001 as an MIT spin-out; it went bankrupt in 2012, and China's Wanxiang Group bought its core assets.
Aerospace Lithium (Hangtian Lithium)
Aerospace Lithium (Hangtian Lithium) is a Chinese battery manufacturer founded in 2020 in Gaoyou, Jiangsu, producing large cylindrical lithium iron phosphate cells including 38121 and 46950 formats.
Akasol
Akasol is a German manufacturer of lithium-ion battery systems for buses, commercial vehicles, rail, and marine applications, based in Darmstadt and owned by BorgWarner since 2022.
Amara Raja Energy & Mobility
Amara Raja Energy & Mobility Limited is an Indian battery manufacturer headquartered in Hyderabad and India's second largest lead-acid battery maker, selling under the Amaron and Quanta brands.
Ambri
Ambri was an American company, founded in 2010 as an MIT spinout, that developed liquid metal batteries for grid-scale energy storage before winding down in 2025.
American Battery Factory
The American Battery Factory (ABF) is a Utah-based manufacturer of lithium iron phosphate battery cells, building its first gigafactory in Tucson, Arizona, targeted for production in 2028.
AMTE Power
AMTE Power plc was a British developer of lithium-ion and sodium-ion battery cells for specialist markets, with a factory in Thurso, Scotland, that entered administration in January 2024.
Ansmann
Ansmann (ANSMANN AG) is a German family-owned battery and charging-technology company headquartered in Assamstadt, Baden-Württemberg. Founded by Edgar Ansmann in 1991, it employs over 400 people worldwide.
Aquion Energy
Aquion Energy was an American battery manufacturer spun out of Carnegie Mellon University in 2009 by Jay Whitacre, producing Aqueous Hybrid Ion sodium batteries for stationary energy storage from Pittsburgh, Pennsylvania.
Blue Current, Inc.
Blue Current, Inc. is a Hayward, California startup founded around 2014 that develops fully dry silicon solid-state batteries for mobility and stationary energy storage, with an Amazon-backed Series D extension in 2025.
BlueOval City
BlueOval City is a Ford and SK vehicle and battery manufacturing campus in Stanton, Tennessee, announced in 2021 as a $5.6 billion investment with about 6,000 jobs.
BlueOval SK
BlueOval SK was a joint venture of Ford and SK On, formed in 2022 to build EV battery plants in Tennessee and Kentucky; it dissolved in December 2025.
Boston-Power
Boston-Power Inc. was a lithium-ion battery manufacturer founded by Christina Lampe-Önnerud in 2005 and based in Westborough, Massachusetts, known for Sonata notebook cells and Swing cells for electric vehicles and utility storage.
CALB
CALB Group Co., Ltd. (中创新航) is a Chinese lithium battery manufacturer headquartered in Changzhou, Jiangsu, founded in 2007 and ranked fourth worldwide in EV battery installations in 2025 behind CATL, BYD, and LG Energy Solution.
Chengdu Yiwei Lithium (成都亿纬锂能)
Chengdu Yiwei Lithium (成都亿纬锂能) is a wholly owned solid-state battery subsidiary of EVE Energy, registered in Chengdu in April 2022 as China's only all-solid-state battery mass-production pilot base.
Chilwee
Chilwee (超威) is the international brand of Chaowei Group Co., Ltd., a Chinese battery manufacturer best known for lead-acid motive batteries for electric bicycles and tricycles.
CMBlu Energy AG
CMBlu Energy AG is a German energy storage company in Alzenau, founded in 2014, whose lithium-free Organic SolidFlow battery provides 10 or more hours of storage.
Connected Energy
Connected Energy is a British company headquartered in Newcastle upon Tyne that builds battery energy storage systems from second-life electric vehicle batteries, including its modular E-STOR product.
Corvus Energy
Corvus Energy is a Canadian-founded, Norwegian-owned company making lithium-ion battery systems for ships, ferries, offshore vessels, and ports. It supplied batteries for the MF Ampere, the world's first fully electric ferry.
CosMX
CosMX, formally Zhuhai CosMX Battery Co., Ltd. (珠海冠宇电池股份有限公司), is a Chinese manufacturer of lithium-ion polymer batteries founded in Zhuhai in 2007 and listed on the STAR Market in 2021.
Customcells
Customcells is a German developer and manufacturer of customized high-performance lithium-ion battery cells, founded in 2012 as a Fraunhofer spinout in Itzehoe, serving aviation, defense, and motorsport customers.
Dalian Rongke
Dalian Rongke Power Co. is a Chinese vanadium redox flow battery and electrolyte manufacturer based in Dalian, Liaoning, founded in 2008 and incubated by the Dalian Institute of Chemical Physics.
Dellka / Delan Minghai
Dellka / Delan Minghai, legally 深圳市德兰明海新能源股份有限公司, is a Shenzhen energy-storage company founded in 2013 by Yin Xiangzhu, known internationally for its BLUETTI brand of portable power stations and home storage systems.
Dragonfly Energy
Dragonfly Energy is a Reno, Nevada lithium battery maker founded in 2012 by Denis Phares, best known for its Battle Born Batteries brand and listed on Nasdaq in 2022.
EaglePicher Technologies
EaglePicher Technologies is an American battery manufacturer headquartered in Joplin, Missouri, the leading U.S. producer of thermal batteries for missiles and munitions, with batteries flown on spacecraft since Explorer 1 in 1958.
ECD Ovonics
ECD Ovonics was the trade name of Energy Conversion Devices, an American materials science company founded in Detroit in 1960 by Stanford Ovshinsky, inventor of the Ovonic nickel-metal hydride battery.
Electrovaya
Electrovaya is a Canadian lithium-ion battery technology and manufacturing company founded in 1996 in Mississauga, Ontario, known for its ceramic-enhanced Infinity Battery Technology and a Jamestown, New York manufacturing plant.
Energy Dome
Energy Dome is an Italian long-duration energy storage company founded in Milan in 2020, known for its CO2 Battery, which stores electricity by compressing carbon dioxide into a liquid.