- LG Chem: A South Korean company, LG Chem is one of the largest producers of lithium-ion batteries for electric vehicles, supplying batteries to automakers such as Tesla, Ford, and General Motors.
- Panasonic: A Japanese electronics company, Panasonic is a major supplier of batteries to Tesla and has been collaborating with the automaker on battery technology for several years.
- CATL (Contemporary Amperex Technology Co. Limited): A Chinese company, CATL is one of the world's largest battery manufacturers and supplies batteries to automakers including Volkswagen, BMW, and Daimler.
- Samsung SDI: A division of the South Korean tech giant Samsung, Samsung SDI produces lithium-ion batteries for electric vehicles and other applications.
- BYD (Build Your Dreams): A Chinese conglomerate, BYD is involved in various industries including electric vehicles and battery production. BYD manufactures its own batteries for its electric vehicles and also supplies batteries to other companies.
- SK Innovation: A South Korean energy and petrochemical company, SK Innovation has a subsidiary called SK On that focuses on battery production. SK On supplies batteries to automakers such as Hyundai, Kia, and Ford.
- Johnson Controls-Saft: A joint venture between Johnson Controls (an American company) and Saft (a French battery manufacturer), this partnership produces lithium-ion batteries for electric vehicles and other applications.
