Yan Yan

B456 Systems, Inc. designs, develops, manufactures and install multi-megawatt battery systems with integrated power electronics and smart grid control systems that provides electric and ancillary services such as standby reserve capacity and regulation services. The company develops batteries and battery systems for hybrid electric vehicles, plug-in hybrid electric vehicles and electric vehicles. It also provides energy storage solutions that improve the reliability and efficiency of the electric power grid and help to integrate renewable sources of power generation. The company's energy solutions group offers a variety of fully-packaged systems as well as sub-module building blocks for battery system development. It was founded by Yet-Ming Chiang, Gilbert N. Riley Jr. and Ric Fulop on October 19, 2001 and is headquartered in Waltham, MA.

Leyden Energy, Inc. develops lithium-ion (Li-ion) batteries. Its product is used for mobiles, consumer electronics and light electric vehicle markets. The company was founded in 2007 and is headquartered in Fremont, CA.