Proterra is a world leader in the design and manufacture of zero-emission vehicles that enable bus fleet operators to reduce operating costs and deliver clean, quiet transportation to the community. Proterra's second-generation bus is the world's most fuel-efficient battery electric bus and features advanced on-route, fast-charge technology that enables infinite range. With unmatched durability and energy efficiency based on rigorous testing at Altoona, the Proterra product is proudly made in America and based in Greenville, SC USA. Read more