B456 Systems, Inc., formerly A123 Systems, Inc., designs, develops, manufactures and sells rechargeable lithium-ion and energy storage systems. In the transportation industry market, the Company works with global automotive manufacturers and tier 1 suppliers to develop batteries and battery systems for hybrid electric vehicles (HEVs), plug-in hybrid electric vehicles (PHEVs) and electric vehicles, (EVs). The Company�s transportation business is divided into two categories: heavy-duty and passenger. As of December 31, 2011, the Company�s product offerings included batteries in various sizes and forms, as well as packaged modules and fully-tested battery systems. The platform for battery and battery system development is its Nanophosphate material. In January 2013, A123 Systems LLC acquired the non-government business assets of the Company.