So far, only a few projects or businesses have been disclosed, namely: (i) ISA CTEEP, with batteries imported from China; (ii) Vale, with lithium-ion batteries supplied by Tesla; (iii) Neoenergia, also with lithium-ion batteries; and (iv) Matrix Energia, which started. So far, only a few projects or businesses have been disclosed, namely: (i) ISA CTEEP, with batteries imported from China; (ii) Vale, with lithium-ion batteries supplied by Tesla; (iii) Neoenergia, also with lithium-ion batteries; and (iv) Matrix Energia, which started. Flexible generation and correlated solutions, including battery energy storage systems (BESS), are therefore likely to be at a premium in the future. Accordingly, in this article we delve into some key themes regarding the development and exploitation of battery storage solutions in Brazil. Brazil is soon to join the ranks of countries producing batteries for electric mobility, a segment led by China, the US, Japan, and South Korea. At least four battery-production joint ventures have recently been established in the country, all involving local players working with a foreign partner. gulators, investors, and other stakeholders. But here's the kicker—Brazil holds 18% of the world's lithium reserves yet contributes less than 5% to global battery production. Here's why: Overloaded grids cause interconnection delays for DG systems.