Energy Vault Holdings, Inc. develops and sells energy storage solutions. The company offers gravity-based storage systems, including EVx Platform, a scalable, modular product line starting from 40-megawatt hour to multi-gigawatt hours to address grid resiliency needs in shorter durations; Energy Vault Resiliency Center, a scalable, gigawatt hour scale product line designed to address grid resiliency needs to manage energy disruptive climate events; and Energy Vault solutions.

Fluence Energy, Inc. provides energy storage products and services, and artificial intelligence enabled digital applications for renewables and storage applications worldwide.

Heliogen, Inc., a renewable energy technology company, develops an A.I.-enabled, concentrated solar power plant. It offers HelioHeat for the production of heat for use in industrial processes; HelioPower, a solution for power generation; and HelioFuel, a solution for hydrogen fuel production.

Altus Power, Inc. operates as a clean electrification company in the United States. It is involved in the on-site solar generation for commercial, industrial, and public customers; community solar; energy storage; and electric vehicle charging businesses.

Atlantica Sustainable Infrastructure plc owns, manages, and invests in renewable energy, storage, natural gas and heat, electric transmission lines, and water assets in the United States, Canada, Mexico, Peru, Chile, Colombia, Uruguay, Spain, Italy, Algeria, and South Africa.

Clearway Energy, Inc. operates in the renewable energy business in the United States. It has approximately 5,000 net megawatts (MW) of installed wind and solar generation projects; and approximately 2,500 net MW of natural gas generation facilities.

Enlight Renewable Energy Ltd operates as a renewable energy platform in Israel and internationally. The company initiates, plans, develops, constructs, and operates projects to produce electricity from renewable energy sources.

Excelerate Energy, Inc. provides flexible liquefied natural gas (LNG) solutions worldwide. The company offers floating regasification services, including floating storage and regasification units (FSRUs), infrastructure development, and LNG and natural gas supply, procurement, and distribution services; LNG terminal services; natural gas supply to-power projects; and a suite of smaller-scale gas distribution solutions.

Advent Technologies Holdings, Inc., an advanced materials and technology development company, operates in the fuel cell and hydrogen technology markets. It develops, manufactures, and assembles fuel cell systems and critical components that determine the performance of hydrogen fuel cells and other energy systems.