Power Generation Suppliers & Manufacturers

ALCO Energy operates a biorefinery producing bio-ethanol for fuel and industrial applications, along with green CO2, enriched protein, corn oil, and electricity. The company processes corn kernels to manufacture ethanol, animal feed (DDGS), and CO2, with a focus on sustainability and innovation. Its cogeneration unit supplies excess electricity to the public grid, enough for about 75,000 households.

Cadillac Renewable Energy LLC owns and operates a 40 MW biomass-fired power facility in Cadillac, Michigan, which began commercial operation in 1993. The plant sells electricity to Consumers Energy under a long-term power purchase agreement and is operated by Atlantic Power, which holds a 100% interest. It sources fuel from local suppliers and benefits from surrounding well-managed forest resources.

GE Vernova is the energy-focused spinoff of General Electric, headquartered in the United States with operations in Belgium. It manufactures and supplies power generation equipment including wind turbines, gas turbines, and grid solutions, helping generate a significant share of the world's electricity.

Haffner Energy is a French cleantech company with over 33 years of experience in biomass-to-energy. It designs, develops and markets patented thermolysis technology that produces renewable syngas, hydrogen, methanol and sustainable aviation fuel with a neutral-to-negative carbon footprint. The company has delivered more than 40 cogeneration projects, mostly in Europe and Africa, and holds over 80 international patents.

EDP is Portugal's largest utility and one of the world's top five wind-power producers, founded in 1976 through the nationalization of Portugal's electricity sector and privatized between 1997 and 2012. Headquartered in Lisbon, the group employs about 13,000 people, serves 11 million customers in Portugal, Spain, Brazil, and the United States, and generates annual revenue of roughly EUR 18 billion.\n\nEDP's transformation under CEO António Mexia made it a global renewables leader: its EDP Renováveis subsidiary is the world's fourth-largest wind-energy company, with about 15 GW of installed wind and solar capacity across North America, Europe, and South America. The group's hydroelectric assets in Portugal and Brazil, including the Alto Tâmega complex, provide flexible baseload power, while its networks business operates one of Europe's smartest distribution grids. EDP has committed to phasing out coal entirely by 2025 and to doubling renewable capacity by 2030, with major offshore wind projects in the UK and the US.\n\nFor the renewable-energy supply chain, EDP is a top-tier buyer of wind turbines, solar modules, and grid equipment, and its global footprint spanning two continents makes it one of the most reliable partners for equipment manufacturers serving the energy transition.

ACWA Power is a Saudi Arabian developer, investor and operator of power generation and desalinated water plants, listed on the Saudi stock exchange and now operating in more than 12 countries across the Middle East, Africa, Central Asia and Southeast Asia. The company was founded in 2004 and has built one of the world's largest portfolios of independent power and water projects, with total capacity in the tens of gigawatts. Its strength lies in public-private partnership models: ACWA Power develops, finances, builds and operates plants under long-term offtake agreements, from gas and combined-cycle plants to some of the world's largest solar PV, wind and concentrated solar projects. The company is also the global leader in desalination, operating reverse-osmosis plants that supply municipal and industrial water across the Gulf. For industrial buyers and utilities, ACWA Power is a partner rather than a commodity supplier, offering energy and water as a service with proven execution in challenging markets. Its green hydrogen venture at NEOM, developed with Air Products, positions it as a first-mover in the emerging clean-fuel export economy.

Iberdrola is one of the world's largest electric utilities and the global leader in renewable energy, headquartered in Bilbao, Spain, with roots tracing to 1901 and the formation of Hidroeléctrica Ibérica. The company employs about 40,000 people, serves more than 100 million customers in Spain, the UK, the United States, Brazil, and Mexico, and generates annual revenue of roughly EUR 50 billion.\n\nIberdrola's strategy has made it the world's largest wind-power operator, with more than 40 GW of installed renewable capacity — onshore wind in the US, Spain, and Brazil, offshore wind in the UK (East Anglia, ScottishPower Renewables), and hydro in Spain and Portugal. Its networks business operates one of the largest smart-grid systems in Europe, and its retail arm supplies electricity and gas to residential and industrial customers across four continents. The company plans to invest more than EUR 40 billion by 2025 in grid modernization, renewables, and storage, with a particular focus on green hydrogen and offshore wind in the North Sea.\n\nFor suppliers, Iberdrola's scale in renewables creates one of the world's largest procurement pipelines for wind turbines, solar panels, transformers, cables, and grid equipment — its supply-chain commitments with turbine makers like Siemens Gamesa and Vestas anchor manufacturing jobs across Europe.

Most of the electricity moving through Europe's power grids travels along cables made by a company most consumers have never heard of: Prysmian. The world's largest cable maker, spun off from Pirelli in 2005 but tracing its roots to 1879, supplies everything from high-voltage submarine interconnectors to the fiber optics behind broadband networks. The group's engineering sweet spot is extreme environments. Its long-distance HVDC submarine cable projects link offshore wind farms to mainland grids, while its aerospace and automotive divisions make lightweight wiring harnesses for planes and electric vehicles. Prysmian operates more than 100 plants across 50 countries, employs roughly 30,000 people, and booked about €15 billion in sales in 2023 — a scale that lets it take on turnkey power-grid projects most rivals cannot finance alone. For industrial buyers, the practical value is qualification: Prysmian's cable systems carry type-testing to IEC and other international standards, which shortens the compliance cycle for projects where a failed cable is not an option. Around 150 million kilometers of its cables have been installed worldwide — enough to circle the Earth several thousand times — and its acquisition of General Cable in 2018 made it the clear number one in North America as well.

Siemens Energy is a global energy technology company that supports companies and countries in building resilient, affordable, and sustainable energy systems. It offers a broad portfolio including gas and steam turbines, generators, transformers, switchgear, electrolyzers, and grid automation solutions. The company serves industries such as renewables, power generation, transmission, oil and gas, and marine.

BLUEGEN is a brand of SolydEra that produces the BG-15 micro combined heat and power (CHP) unit based on solid oxide fuel cell technology. The unit generates electricity and heat at the point of consumption for residential and commercial buildings, with high efficiency and low emissions. It can operate on natural gas, hydrogen blends, bio-methane, and synthetic methane.

BRIGG RENEWABLE POWER LIMITED is a UK-based company incorporated in 2007, operating in the renewable energy sector. According to its registered SIC codes, it is involved in the production of electricity and the manufacture of fertilisers and nitrogen compounds. The company is active and files accounts with Companies House.