Aspen Power Funding, Investors & Competitors

GE Vernova is a global leader in the electric power industry, with products and services that generate, transfer, convert, and store electricity. The company has three business segments: power, wind, and electrification. Power includes gas, nuclear, hydroelectric, and steam technologies, providing dispatchable power. The wind segment includes wind generation technologies, including onshore and offshore wind turbines and blades. Electrification includes grid solutions, power conversion, electrification software, and solar and storage solutions technologies required for the transmission, distribution, conversion, and storage of electricity from the point of generation to the point of consumption.

Iberdrola is one of the largest utilities in the world with electric utility operations in nearly 40 countries. The company has a 57-gigawatt portfolio of hydro, wind, natural gas, and nuclear power plants. It is one of the largest owners of wind farms in the world, representing about 40% of its portfolio. Although the company has recently developed or acquired distribution and power generation assets in other geographic areas, Spain is still home to more than half of its power generation capacity. Iberdrola also owns and operates electricity and distribution networks in Spain, the UK, Brazil, and the US.

China Yangtze Power Co Ltd business activities include hydroelectric power generation, power distribution and sales, overseas power station's operation, management, consultation services, investment, and financing. It has also established its power distribution and sales platforms such as Three Gorges Water Conservancy and Peru LuzdelSur. The company owns the power generation assets of four hydropower plants on the mainstream of the Yangtze River, namely Three Gorges, Gezhouba, Xiluodu, and Xiangjiaba.

Constellation Energy Corp producer of carbon-free energy and a supplier of energy products and services. The company offers generating capacity that includes nuclear, wind, solar, natural gas, and hydroelectric assets. It sells electricity, natural gas, and other energy-related products and sustainable solutions to various types of customers, including distribution utilities, municipalities, cooperatives, and commercial, industrial, public sector, and residential customers in markets across multiple geographic regions. Its operating segments and reporting units are Mid-Atlantic, Midwest, New York, ERCOT, and Other Power Regions.

Adani New Industries is a wholly-owned subsidiary of Adani Enterprises headquartered in Ahmedabad that manufactures solar photovoltaic modules, wind turbine generators, green hydrogen electrolysers, and energy storage systems. Established in 2023, it operates a 4 GW solar module facility in Mundra alongside plans for 5 GW annual wind turbine production and a 2.5 GW electrolyser plant by 2026. The company supports India's green energy transition by producing high-efficiency N-type TOPCon solar cells and integrates backward into polysilicon and ingots. Its Khavda mega-factory aims for 10 GW integrated solar manufacturing capacity.

Vistra Corp. is one of the largest power producers and retail energy providers in the USA. It owns 44 gigawatts of generation capacity, including natural gas (27 GW), nuclear (6.5 GW), coal (8.7 GW), and solar and battery storage (1.4 GW). The Cogentrix acquisition will add 5.5 GW of gas generation. Vistra's retail electricity business serves 5 million customers in 20 states, including almost a third of all Texas electricity consumers. Vistra emerged from the Energy Future Holdings bankruptcy as a stand-alone entity in 2016.

ACWA Power Co is engaged in developing, investing, operating, and maintaining power generation, water desalination, and green hydrogen production plants, and bulk sale of electricity. The company's segments include Thermal and Water Desalination, Renewables, and Others. It generates maximum revenue from the Thermal and Water Desalination segment. Geographically, the company generates maximum revenue from Saudi Arabia, followed by other markets in the Middle East and Africa.

Vestas is a leading manufacturer of wind turbines with the highest installed capacity under service in the world. The firm operates two business segments: power solutions and services. The power solutions segment designs, manufactures, and installs onshore and offshore wind turbines. The services segment performs operating and maintenance service work on wind turbines.

Danish company Orsted was named Dong Energy until the sale of all its oil and gas fields to Ineos in 2017, soon after the May 2016 initial public offering. Orsted is now focused on renewable assets, especially offshore wind farms. It operated 9.9 gigawatts of offshore wind farms at the end of 2024. The United Kingdom is the biggest country of operation, ahead of Germany and Denmark. The group intends to develop its footprint outside Europe with projects in Taiwan and in the US. Orsted also operates 4.8 GW of onshore wind and solar assets concentrated in the United States. The company is involved in more traditional utilities business like conventional power plants and gas supply, but these activities are noncore.

Gulf Development PCL is a Thailand-based company mainly involved in the electricity-generating business. The group's principal operations are to generate and sell electricity and steam, store and convert natural gas from liquid to gas, provide satellite services, and operate other businesses in domestic and international markets. It is also involved in the business of renewable energy, such as solar rooftops and biomass energy. The group's reportable segments are: Power business (which generates maximum revenue), Consulting business, Infrastructure business, and Satellite and digital business. Geographically, it derives maximum revenue from Thailand.

Huaneng Lancang River Hydropower Inc is engaged in the development and operation of the Lancang River and the surrounding areas of hydropower resources. The company is also engaged in the exploration of solar photovoltaic, wind power, shale gas, and other new energy construction.

Fortum Oyj is a Finnish energy company that operates power plants that use renewable energy sources (hydro, nuclear, and solar power) to sell electricity, heat, cooling, and power products and services. The company mainly operates in Nordic and Baltic countries, Russia, Poland, and India. Its main divisions of the company are generation (large-scale power production), city solutions (sustainable energy solutions), Russia (all Russian operations), technology and new ventures (research and development and in-house incubator for startups), mergers and acquisitions, and solar and wind development. The company's operating segments are Generation, Consumer Solutions, and Other Operations.

Founded in 1947 through a nationalization act, Verbund is the leading power producer in Austria. The Austrian state owns 51% of its capital. Hydro accounts for more than 90% of the total power output. Hydro power is generated from reservoirs and pumped storage plants in the Austrian Alps, and run-of-river plants in Austria and southern Germany. Total hydro capacity amounts to 8.4 GW. Verbund also owns the Austrian electricity grid through its fully owned subsidiary AP. In 2021, the firm acquired 51% of Gas Connect Austria, a gas transmission and distribution system operator. The group also owns one CCGT and is involved in trading and development of wind and solar capacity.

Axia Energia is engaged in the generation, transmission, and commercialization of electricity in Brazil. The company operates a portfolio of wind, thermal, hydro, and nuclear power plants located throughout the country.

Huadian New Energy Group Corp Ltd is engaged in Development, investment and operation of new energy projects, mainly wind power generation and solar power generation.

Helion Energy is an Everett, Washington-headquartered fusion energy company founded in 2013, advancing toward the first fusion power plant for clean electricity production. It has demonstrated prototypes like Trenta and develops the Polaris project for net electricity generation using magneto-inertial fusion. Helion secures a power purchase agreement with Microsoft for delivery of 50 megawatts of fusion power.

Enilive is a Rome-headquartered subsidiary of Eni focused on sustainable mobility services. The company delivers integrated low-carbon solutions including biomethane production facilities, car-sharing fleets, and refueling stations for alternative fuels. Enilive operates across Italy with a network supporting electric vehicle charging and hydrogen infrastructure, advancing decarbonization in transportation through public-private partnerships.

Base Power is a residential energy provider offering backup battery systems and fixed-rate electricity plans in Texas. Dallas-headquartered, its home batteries supply up to three days of whole-home power during outages with automatic failover. Plans feature transparent pricing from 9 cents per kWh plus delivery and membership fees, serving deregulated market customers seeking cost predictability.