A123 Systems LLC Company

A123 Systems, LLC, a wholly owned subsidiary of Wanxiang Group, is a developer and manufacturer of advanced lithium-ion (lithium iron phosphate) batteries and energy storage systems for transportation and other commercial and industrial applications.The company was founded in 2001 by Dr. Yet-Ming Chiang, Dr. Bart Riley, and Ric Fulop. By 2009, it had about 2,500 employees globally and was headquartered in Waltham, Massachusetts.