Epsilor develops and produces portable power systems for the military, medical, aerospace, industrial, and electric vehicle markets. It specializes in primary and rechargeable battery packs, electronic circuitry, battery charging systems, and smart charging electronics. Its customers include government agencies, large corporations, and the military. Epsilor is part of Arotech power sources division, which is composed of the Epsilor Electric Fuel facilities in Israel and the Electric Fuel Battery in the United States. Epsilor Electric Fuel owns it.

Secretary of State for Defence is a private company headquartered in the United Kingdom with subsidiaries in that country. The firm operates as a state secretary of defense.

Electric Fuel makes battery swapping stations with electric vehicle charging and advanced battery management solutions.

Vaisala Oyj engages in the development and manufacture of electronic measuring systems and instruments. It operates through the Weather and Environment Business Area; and Industrial Measurements Business Area segments. The Weather and Environment Business Area segment serves weather dependent markets and customers. The Industrial Measurements Business Area segment focuses on customers who operate in industries in which the monitoring of conditions is crucial. The company was founded by Vilho Väisälä in 1936 and is headquartered in Vantaa, Finland.

HS Labs, Inc. is engaged in providing technology services. The company is headquartered in San Antonio, TX.

Shin-Kobe Electric Machinery Co., Ltd. engages in the manufacture and sale of batteries, electric equipment, golf carts, and plastic products. It operates through the following segments: Batteries and Electric Equipment, Capacitor, and Synthetic Resin Products. The Batteries and Electric Equipment segment includes automotive and industrial batteries, power supply equipment, chargers, storage control devices, and cart systems. The Capacitor segment produces aluminum electrolytic capacitors, film capacitors, and vapor deposition products. The Synthetic Resin Products segment consists of copper-clad laminated sheets, molded plastics, and sheet-formed products. The company was founded on December 29, 1916 and is headquartered in Tokyo, Japan

GS Yuasa Corp. operates as a holding company which engages in the manufacture and supply of batteries, power supply systems, lighting equipment, and other specialty electrical equipment. It operates through the following segments: Domestic Automotive Batteries, Domestic Industrial Batteries and Power Supplies, Overseas Operations, Automotive Lithium-ion Batteries, and Others. The Domestic Automotive Batteries segment produces and sells lead-acid batteries for automotive. The Domestic Industrial Batteries and Power Supplies segment covers rectifiers, lead, alkali, and general batteries, and power supply systems. The Overseas Operations segment manufactures and markets batteries and power supply devices in the international market. The Automotive Lithium-ion Batteries segment handles the lithium-ion batteries for vehicles. The Others segment includes environment related equipment, mobile communication batteries, battery related equipment, battery manufacturing equipment, and applications batteries. The company was founded on April 1, 2004 and is headquartered in Kyoto, Japan.

Aptiv, Inc. is an American private company located in La Crosse, WI. The firm provides learning opportunities for people with disabilities.

Engages in managing and investigating energetic materials related to durability testing & product development

AC Electronics designs and creates power lighting solutions such as LED drivers, lighting modules, and retrofit kits. AC Electronics is headquartered in Arlington, Texas and was founded in 1996.

Hunan Huidong New Materials Co., Ltd., established on 2017-06-14, Business scope includes non-ferrous metal alloy manufacturing;Metal surface treatment and heat treatment;metal air battery,Technical research on energy storage battery materials,Promotion of technical achievements,to assemble,production and sales;Research and development of new metal functional materials,production and sales;New material technology promotion service.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

The United Services Automobile Association (USAA) is a San Antonio-based Fortune 500 diversified financial services group of companies including a Texas Department of Insurance-regulated reciprocal inter-insurance exchange and subsidiaries offering banking, investing, and insurance to people and families who serve, or served, in the United States Armed Forces. At the end of 2017, there were 12.4 million members.

Polyplus develops advanced lithium battery technology: the ultimate in lightweight energy storage. PolyPlus invented and patented the protected lithium electrode (PLE™), a core technology that enables the use of ultra-light metallic lithium anodes in batteries. PolyPlus has used the PLE concept to develop both primary and rechargeable batteries with lithium metal anodes. PolyPlus’ inventions include non-aqueous lithium/sulfur batteries, primary lithium-water, primary and rechargeable lithium-air, and rechargeable aqueous lithium-sulfur batteries. PolyPlus currently has 18 employees (14 technical and 4 administrative/facilities). PolyPlus has a well-equipped R&D facility in a 13,000 ft2 building in Berkeley, CA. In 2013, PolyPlus installed a semi-automated pilot line to produce PLEs.

Japan Storage Battery is a Consumer Electronics company.

ESB, Inc. is an American private company focused on storage batteries.

VARTA AG manufactures and markets a diverse battery portfolio ranging from microbatteries, household batteries, energy storage systems, to customer-specific battery solutions for a wide range of applications, and as a technology leader, sets industry standards in key areas. It is a recognized innovation leader in the important growth markets of lithium-ion technology and primary hearing aid batteries, setting global standards in many areas of lithium-ion technology and microbatteries. VARTA AG's operating subsidiaries are currently active in over 75 countries around the world, with five production and manufacturing facilities in Europe and Asia, as well as sales centers in Asia, Europe, and the United States.

Shanxi Yinguang Huasheng Magnesium Co., Ltd., established on 2000-05-24, The scope of business includes the export business of the company's self-produced products and the machinery and equipment needed by the company,Parts,Import business of raw and auxiliary materials(Excluding import and export commodities and technologies operated by state-restricted companies);Production,Sales:A new type of alloy material based on magnesium metal,Magnesium Alloy Die Casting,rolling plate,extrusion profile,Magnesium steel refining cored wire,Calcium steel refined cored wire,Magnesium alloy car hub,magnesium alloy,Magnesium anode,Magnesium powder,Alloy powder,calcium powder,Aluminum particles,Magnesium metal,Magnesium alloy forging,Non-ferrous metal machining and surface treatment,Packaging anode,Aluminum Extrusion,rolling,Forging,casting,Magnesium Rare Earth Master Alloy;Magnesium Alloy Recycling.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments);Production,Sales:dolomite mining,Dolomite processing(Only authorized branches operate)

Suzhou Roneng Nano Technology Co., Ltd., established on 2016-11-15, Business scope includes nano electrode materials,battery capacitor equipment,New electronic components,electronic Materials,Research and development of electronic products,Sell ​​and provide technical services for the above products;Engage in enterprise production process processing in the form of service outsourcing.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Xi'an Wangqing Biotechnology Co., Ltd., established on 2015-03-27, Business scope includes licensed business items:two,Sales of Class III Medical Devices;Testing service;Sales of health food.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)General operating items:medical products,Biological product,Chinese herbal medicine,Healthy food,R&D and technology transfer of medical devices;Health Supplies(Does not contain food,medicine),R&D and sales of cosmetics;Class I medical device,Office Supplies,Electronics and Consumables,Sales of machinery and equipment.(The above business scope excludes the special control and license items stipulated by the state)