Accu Oerlikon
B & B Battery Company, Ltd.
C & D Technologies, Inc.
Crown Battery Manufacturing Company
Concorde Battery Corporation
CSB Battery Technologies, Inc.
Delphi Corporation (formerly Delphi Automotive Systems)
Douglas Battery Manufacturing Company
Duracell, Inc.
EaglePicher Technologies, LLC (Commercial Power Solutions)
East Penn Manufacturing
Energizer Holdings, Inc.
Energy Conversion Devices, Inc.
EnerSys, Inc.
Enertec Mexico -- subsidiary of JCI
Exide Technologies
Fabbrica Italiana Accumulatori Motorcarri Montecchio SpA (F.I.A.M.M. SpA)
Global & Yuasa Battery Company, Ltd.
Hawker Energy Storage -- subsidiary of EnerSys)
Hoppecke Batteries, Ltd.

GS Yuasa Corporation (newly formed holding company after the merger of Japan Storage Battery Company, Ltd. and Yuasa Corporation)

Johnson Controls, Inc. (JCI)
Northstar Battery Company
Optima Batteries, Inc. -- subsidiary of JCI 

Panasonic (Matsushita Electric Corporation of America) -- subsidiary of Matsushita Electric Industrial Co., Ltd.

Power Battery Company, Inc.
Power-Sonic Corporation
Rayovac Corporation
SAFT America, Inc. -- subsidiary of Doughty Hanson & Co.
Trojan Battery Company, Inc.
Varta AG