CBAK Energy Technology, Inc., together with its subsidiaries, develops, manufactures, and sells lithium batteries in Mainland China, the United States, Korea, Europe, and internationally.

Ideal Power Inc. focuses on the development and commercialization of its B-TRAN technology. It develops Bi-directional bi-polar junction TRANsistor solid state switch technology.

Expion360 Inc. designs, assembles, manufactures, and sells lithium iron phosphate batteries and supporting accessories under the VPR 4EVER name for recreational vehicles, marine, golf, industrial, residential, and off-the-grid applications.

Polar Power, Inc. designs, manufactures, and sells direct current (DC) power generators, renewable energy, and cooling systems in the United States and internationally.

Eos Energy Enterprises, Inc. designs, manufactures, and deploys battery storage solutions for utility, commercial and industrial, and renewable energy markets in the United States.

FuelCell Energy, Inc., together with its subsidiaries, designs, manufactures, sells, installs, operates, and services stationary fuel cell power plants for distributed baseload power generation.

Lightbridge Corporation, together with its subsidiaries, engages in the design and development of nuclear fuel technology under the Lightbridge Fuel name.

nVent Electric plc designs, manufactures, markets, installs, and services electrical connection and protection products worldwide. The company operates through three segments: Enclosures, Electrical & Fastening Solutions, and Thermal Management.

Hubbell Incorporated, together with its subsidiaries, designs, manufactures, and sells electrical and electronic products in the United States and internationally. It operates through two segments, Electrical Solution and Utility Solution.

Advanced Energy Industries, Inc. designs, manufactures, sells, and supports precision power conversion, measurement, and control solutions worldwide. It offers plasma power solutions, including direct current (DC), pulsed DC, low frequency alternating current, high voltage, and radio frequency (RF) power supplies, as well as RF power supplies, RF matching networks, and RF instrumentation products; and remote plasma sources for reactive gas applications.

Vertiv Holdings Co, together with its subsidiaries, designs, manufactures, and services critical digital infrastructure technologies and life cycle services for data centers, communication networks, and commercial and industrial environments.

Energizer Holdings, Inc., together with its subsidiaries, manufactures, markets, and distributes household batteries, specialty batteries, and lighting products worldwide. It offers lithium, alkaline, carbon zinc, nickel metal hydride, zinc air, and silver oxide batteries under the Energizer and Eveready brands, as well as primary, rechargeable, specialty, and hearing aid batteries.

NeoVolta Inc. designs, manufactures, and sells energy storage systems in the United States. It offers NV14 and NV 24 energy storage systems to store and use energy through batteries and an inverter at residential or commercial sites.

Hayward Holdings, Inc. designs, manufactures, and markets a portfolio of pool equipment and associated automation systems in North America, Europe, and internationally.

Novonix Limited develops and supplies battery materials, equipment, and services to the lithium-ion battery market in North America. It operates through three segments: Graphite Exploration and Mining, Battery Technology, and Battery Materials.