The U.S. Department of Energy is a government agency established in 1977, located in Washington, D.C. Its primary mission is to ensure the security and prosperity of the nation by tackling energy, environmental, and nuclear challenges. The Department focuses on promoting transformative scientific and technological solutions to address these issues, thereby supporting the country's energy needs and environmental sustainability.

European Investment Bank is the EU's long-term lending institution owned by its member states. It finances public and private sector projects across transportation, energy, telecommunications, health, education, water, housing, and other sectors in the European Union and beyond. The bank provides a range of financing tools including project loans, guarantees, debt and equity investments, and risk-sharing arrangements, as well as microfinance and venture capital funds. It also offers advisory services, infrastructure funding, and support for urban development, PPPs, and sustainable energy projects. Through infrastructure and environmental funds and partnerships with banks and intermediaries, it supports SMEs, innovation, and the transition to a low-carbon economy.

Nordic Investment Bank is an international financial institution headquartered in Helsinki, Finland. It provides sustainable, long-term financing to public and private sector clients on market terms, offering loans and guarantees for energy, environment, transport, infrastructure, telecom, and related projects. Owned by Denmark, Estonia, Finland, Iceland, Latvia, Lithuania, Norway and Sweden, the bank funds its lending through international capital markets. It serves governments, municipalities, large and mid-cap companies, financial institutions, and small and medium enterprises in member and non-member countries, and may support on-lending through financial intermediaries. Its projects emphasize competitiveness and sustainability in the Nordic-Baltic region.

The Australian Renewable Energy Agency (ARENA) was established on 10 July 2011 as part of the Australian Government's Clean Energy Future package. As an independent statutory authority under the Commonwealth Authorities and Companies Act 1997, ARENA aims to enhance the competitiveness of renewable energy technologies and increase the supply of renewable energy in Australia. Since its operational start on 1 July 2012, ARENA has managed the administration of projects and initiatives previously overseen by the Australian Centre for Renewable Energy and the Department of Resources, Energy and Tourism. Additionally, as of 1 January 2013, ARENA has taken on the responsibilities of the Australian Solar Institute. With approximately $3 billion available for investment, ARENA plays a crucial role in advancing renewable energy projects across the country.

The International Finance Corporation (IFC), established in 1956, is a member of the World Bank Group dedicated to fostering private sector development in emerging markets. It provides financial services, including loans and equity investments, ranging from $1 million to $100 million, with a focus on projects that drive economic growth and social impact. IFC invests across various sectors such as infrastructure, agriculture, manufacturing, healthcare, education, technology, and financial services.

Caisse de Depot et Placement du Quebec is a global fund manager that primarily serves public and private pension funds and insurance plans in Québec. Known as depositors, these clients entrust their funds to the Caisse, which strategically invests in financial markets both within Québec and internationally. The objective of these investments is to generate profitable returns, contributing to the financial stability and growth of the depositors' assets.

FMO, the Dutch entrepreneurial development bank, is a financial institution based in The Hague, Netherlands, founded in 1970 through a collaboration between the Dutch government and various financial entities. It focuses on supporting the private sector in developing countries and emerging markets across Asia, Africa, Latin America, and Central and Eastern Europe. FMO provides a diverse range of financial products, including long-term project financing, private equity, loans, guarantees, and mezzanine financing. Its investment portfolio is primarily allocated to financial institutions, energy, agribusiness, food and water, and private equity. By offering capital, expertise, and networks, FMO aims to foster sustainable economic development and empower local businesses and projects.

KFW DEG offers financing, advice and support to private sector enterprises operating in developing and emerging-market countries. Their customers can rely on their expertise: They can benefit from their market knowledge, their 21 locations worldwide, and their international network. For entrepreneurial success and development.

Ardian, established in 1996, is a France-based asset manager offering global investment management services. It primarily focuses on fund of funds (55.21%), followed by direct funds (19.79%), infrastructure (16.67%), and private debt (7.29%), with a minor allocation to real estate (1.04%). Ardian invests across various sectors, including food value chain, healthcare, technology, and industrials, with a presence in Europe and North America.

Romande Energie is a Swiss utility company engaged in electricity generation, distribution, and marketing. They offer energy services, efficiency solutions, electric mobility options, and electric marketing services.

Ontario Power Generation Inc. is a leading electricity generator and seller based in Toronto, Canada. The company operates through four main segments: Regulated – Nuclear Generation, Regulated – Nuclear Waste Management, Regulated – Hydroelectric, and Contracted and Other Generation. As of late 2019, Ontario Power Generation managed a diverse energy portfolio that includes two nuclear, 66 hydroelectric, and several other types of power generating stations, such as thermal, biomass, dual-fueled, natural gas, and solar facilities, both in Ontario and the United States. In addition to electricity generation, the company provides ancillary services like voltage control and regulation, along with selling heavy water and isotopes. Ontario Power Generation is committed to investing in local economies and maintaining a sophisticated energy fleet while prioritizing environmental sustainability and collaboration with indigenous groups. Incorporated in 1998, the company plays a crucial role in delivering clean and competitive electricity to residential and commercial customers.

Fortum is a Finnish energy company that generates clean electricity from renewable sources such as hydro, nuclear, and solar power. It operates primarily in the Nordic and Baltic regions, Russia, Poland, and India, providing consistent district heat and electricity to residential and commercial users.

Proparco is a Paris-based organization established in 1977 that specializes in providing private sector funding for sustainable development initiatives. It focuses on financing and supporting companies and financial institutions across Africa, Asia, Latin America, and the Middle East. Proparco targets key development sectors, including infrastructure—especially renewable energy—agriculture, financial institutions, health, and education. The organization aims to enhance the role of private entities in achieving the Sustainable Development Goals (SDGs) established by the international community in 2015. By financing projects that create jobs, provide essential goods and services, and combat climate change, Proparco contributes to sustainable economic growth and development. Its financing solutions include loans, guarantees, equity, and quasi-equity options tailored to the needs of the private sector.

Boralex is a power producer focused on the development and operation of renewable energy power stations across Canada, France, the United States, and the United Kingdom. It owns and operates assets across wind, hydroelectric, solar, and thermal technologies and pursues long-term energy sales arrangements.

Resus Energy is a renewable energy investment and development company based in Sri Lanka, focused on harnessing the country's abundant renewable resources to generate environmentally sustainable electricity for the national grid. The company specializes in developing and operating hydropower projects that utilize the run-of-the-river concept, which leverages the natural flow of rivers to produce energy. Its project portfolio includes several hydropower initiatives, such as Giddawa, Upper Agra Oya, Upper Magal Ganga, Gomale Oya, Moragaha Oya, Hulu Ganga, and Ranawala Oya, along with solar power projects like the Mahiyanganaya Solar Power Project. Resus Energy emphasizes a balance between economic viability and environmental sustainability in its operations.

Drax Group is a UK-based renewable energy company focused on low-carbon power generation, biomass production, and energy supply for businesses. It operates a portfolio of renewable assets, including biomass power plants, hydroelectric facilities, and pumped-storage sites across England and Scotland, and it produces compressed wood pellets for energy use. The company supplies electricity and gas to large industrial and commercial customers and offers energy management services. It also runs a bioenergy supply business with manufacturing facilities in the United States and Canada, supporting pellet production for customers in Europe and Asia. Drax is active in carbon capture and storage initiatives to support decarbonization. Most of its revenue comes from serving business customers and providing energy solutions.

Meridian Energy is a New Zealand-based power company that generates and retails electricity primarily through renewable sources such as hydro, wind, and solar. It serves residential, business, and industrial customers under the Meridian and Powershop brands.

Power Factors is a software company that builds a cloud‑based platform for managing renewable energy assets. Its suite of applications—Drive, Greenbyte, BluePoint, and Unity—provides asset management, field service optimization, and performance analytics powered by machine learning. The platform integrates technical and commercial asset management with enterprise asset management to deliver a unified asset performance management service for wind, solar, hydro, and energy storage projects. By automating workflows and reducing manual audit costs, Power Factors helps operators maximize revenue, lower the levelized cost of energy, and accelerate the global clean‑energy transition. The solution is deployed worldwide, managing nearly 200 GW of renewable capacity.

Plenium Partners is an investment firm specializing in renewable energy services. It focuses on wind, hydro, and solar thermal projects, aiming to generate long-term value through direct investments and strategic partnerships.

FirstEnergy Corporation, established in 1996 and headquartered in Akron, Ohio, is a diversified energy company that generates, transmits, and distributes electricity to approximately six million customers across Ohio, Pennsylvania, West Virginia, Maryland, New Jersey, and New York. The company operates through regulated distribution and transmission segments, owning and managing a vast network of power plants, transmission lines, and distribution systems. These include coal-fired, nuclear, hydroelectric, natural gas, wind, and solar facilities, as well as 24,486 circuit miles of transmission lines and 269,691 miles of distribution lines, with a total installed transformer capacity of approximately 156,115,196 kilovolt-amperes. In addition to its core operations, FirstEnergy also provides energy-related products and services to retail and wholesale customers, contributing to the strengthening of local communities through its foundation's support of nonprofit organizations.

Captona Partners LLC is an infrastructure investment firm based in New York, New York, founded in 2015. The firm specializes in late-stage investments in renewable energy infrastructure, primarily focusing on power generation assets in the solar, wind, bioenergy, and hydropower sectors. Captona Partners targets existing and later-stage development projects within these areas, primarily in the United States and Canadian markets.

Alabama Power Company is an integrated utility based in Birmingham, Alabama, that generates, purchases, transmits, distributes, and sells electricity to residential, commercial, and industrial customers throughout the southern two-thirds of the state. Founded in 1906, the company generates electricity from a diverse mix of sources, including coal, nuclear, gas, oil, and hydroelectric plants. It serves retail customers in approximately 400 cities and towns, including major urban areas such as Birmingham, Montgomery, and Mobile, as well as rural communities. In addition to its retail operations, Alabama Power sells electricity wholesale to municipally-owned electric distribution systems. The company also offers electric appliances and outdoor lighting services, contributing to its comprehensive energy solutions for customers. Alabama Power is a subsidiary of The Southern Company.

AES is a global power company operating in 15 countries, providing affordable and reliable energy through its distribution businesses and diverse generation portfolio of over 32 gigawatts, including renewable sources.

Iberdrola is a global utility company focused on the production, distribution, and retail of electricity and gas. It generates power from nuclear, hydro, and other sources, with a substantial share from renewables, and is a major owner of wind energy. The company operates electricity networks and distribution assets across multiple countries and serves customers in a broad geographic footprint, including Spain, the United Kingdom, Brazil, and the United States, with activity in nearly 40 countries. Iberdrola emphasizes the energy transition through a sustainable business model built on renewable energy, smart grids, large-scale energy storage, and digital transformation to offer advanced products and services.

Ørsted develops, maintains, and operates offshore and onshore renewable energy farms, energy storage facilities, and bioenergy plants. Its vision is a world powered entirely by green energy. Formerly known as DONG Energy, Ørsted has transformed from a black to a green energy company over the past decade, reducing its coal consumption significantly and aiming for full phase-out by 2023. As a global leader in offshore wind with a market share of 25%, it currently powers approximately 9.5 million people.

WEC Energy Group is a leading utility company serving approximately 4.4 million customers across Wisconsin, Illinois, Michigan, and Minnesota. It operates over 70,000 miles of electric distribution lines, 44,000 miles of natural gas distribution and transmission lines, and has a reliable power plant capacity of 8,800 megawatts. The company is committed to delivering world-class reliability and exceptional customer care while focusing on employee development and community support.

NGC Partners is an investment and asset management firm established in 2007 and based in Luxembourg. The firm specializes in the clean energy sector, focusing on the development and management of electric generation assets derived from renewable sources. NGC Partners primarily invests in the wind, solar, and hydro sectors, aiming to contribute to sustainable energy solutions.

StartGreen Capital is a venture capital firm and project finance investor based in Amsterdam, Netherlands. It funds early- to expansion-stage cleantech and sustainable energy ventures, with a focus on water technologies, energy generation, storage, and distribution, as well as related resources. The firm provides equity and debt solutions, including loans and crowdfunding, and participates in project financing alongside venture investments. It supports entrepreneurs who aim to scale innovative technologies and services addressing environmental and societal challenges, pursuing profitable returns to sustain long-term impact. StartGreen Capital remains actively involved through market knowledge, networks, and advisory support to help portfolio companies succeed and advance sustainable solutions in the Dutch clean tech sector and beyond.

Founded in 1866, Siemens Energy operates globally as an energy technology company. It offers a comprehensive portfolio spanning the entire energy value chain, from generation to storage. This includes conventional and renewable energy technologies such as gas and steam turbines, hydrogen-operated hybrid plants, wind power solutions, and digital services.

CleanSpark is a Bitcoin mining company that has positioned itself as a leader in the sector since its inception in 2014. Originally focused on promoting energy independence for homes and businesses, the company shifted its expertise towards creating sustainable infrastructure for Bitcoin mining in 2020. CleanSpark aims to support financial independence and inclusion through its operations, which are powered by low-carbon energy sources such as wind, solar, nuclear, and hydroelectric power. The company emphasizes trust and transparency, fostering strong relationships with employees and the communities it serves, while contributing to a more sustainable future. Bitcoin mining is the sole focus of CleanSpark's business activities, allowing it to concentrate on enhancing its operational efficiency and environmental responsibility.

ContourGlobal is an international power generation company headquartered in London, England, founded in 2005. The company develops, acquires, operates, and manages wholesale electric power generation assets, with a diverse portfolio that includes both thermal and renewable energy sources. ContourGlobal's renewable energy segment generates electricity from hydro, solar, wind, and biogas, totaling 1,808 MW, while its thermal energy segment, utilizing gas, coal, and oil, produces 2,509 MW. Overall, the company operates approximately 4,841 MW across 107 power plants in 18 countries and three continents, employing around 2,000 individuals. By focusing on long-term contracts and a variety of fuel types, ContourGlobal aims to create economic and social value in the communities it serves.

Akula Energy Ventures, founded in 1998 and based in Berkeley Heights, New Jersey, specializes in the renewable energy sector. The company focuses on investing in various forms of sustainable energy, including solar, hydroelectricity, and biofuels. With a preference for opportunities in the United States and India, Akula Energy Ventures aims to foster innovation and development within the renewable energy landscape.

AGL Energy is a major Australian energy company involved in retail electricity and gas, power generation, and an upstream gas portfolio. It operates a diversified generation portfolio that includes coal-fired baseload plants as well as renewable sources such as hydro, wind, biomass and landfill gas, and it is a leading owner, operator and developer of renewable energy assets in Australia. The company serves more than four million retail energy accounts, comprising a large customer base across electricity and gas. Its generation business is underpinned by low-cost coal-fired capacity, contributing to profitability alongside its renewable and other generation assets. Founded in 1837, AGL Energy is the oldest company listed on the Australian Securities Exchange and ranks among Australia’s largest energy retailers and generators, with a portfolio spanning base-load, intermediate and peaking generation across traditional and renewable technologies. AGL pursues a sustainable energy future for investors, communities and customers.

Daiwa Energy & Infrastructure is a direct investment firm based in Tokyo, Japan, established in 2018. The company specializes in the development and operation of renewable energy facilities, focusing on solar, wind, geothermal, biomass, and hydropower. Its primary objective is to contribute to environmental preservation and the reduction of greenhouse gas emissions through efficient social infrastructure. Additionally, Daiwa Energy & Infrastructure engages in value chain investments that align with its commitment to sustainable energy solutions. The firm is managed by an executive team dedicated to overseeing its investment strategies and operations.

Leaf Clean Energy Company is a private equity and venture capital firm specializing in investments in renewable energy and sustainable technology. Established in 2007, it is headquartered in Grand Cayman, with additional offices in London and Washington, DC. The firm targets investments in various sectors, including clean energy projects such as hydropower, solar, wind, biomass, and geothermal, as well as alternative fuels like ethanol and biodiesel. Leaf Clean Energy aims to create environmental benefits through greenhouse gas emission reductions and the commercialization of carbon credits. The company employs a hands-on investment strategy, focusing on both controlling and minority stakes in companies, often partnering with strong management teams to support the commercialization of innovative technologies. It primarily invests in North America, making initial investments typically ranging from $5 million to $10 million, which can increase over time.

Ameresco, Inc. is an energy efficiency solutions provider operating primarily in North America and Europe. Founded in 2000 and headquartered in Framingham, Massachusetts, the company specializes in the development, design, engineering, and installation of projects that aim to reduce energy consumption and operational costs for various sectors, including governmental, educational, utility, healthcare, commercial, and industrial facilities. Ameresco's services encompass upgrades to energy infrastructure and the construction of renewable energy plants that generate electricity, gas, heat, or cooling from sustainable sources. Additionally, the company offers a range of solar energy products and systems, including photovoltaic panels, inverters, solar-powered lighting, and other essential components for both grid-connected and off-grid applications. Through its initiatives, Ameresco supports clients in achieving greater energy efficiency and sustainability.

Basic Energy is a Philippine company primarily engaged in renewable energy initiatives, alternative fuels, wholesale distribution of petroleum products, and exploration/development of oil and gas properties.

Iren operates as a multi-utility company in Italy, focusing on electricity production and distribution, natural gas distribution, integrated water cycle management, waste management, and provision of related services. It serves approximately 721,000 electrical customers, 743,000 gas customers, and 2.8 million residents through its extensive networks.

NorthWestern Energy is a major utility provider serving approximately 668,300 customers across Montana, South Dakota, and Nebraska with electricity and natural gas. Founded in 1923, the company operates one of the largest service territories in the U.S., covering 297 communities for electric and 169 for natural gas. NorthWestern Energy employs around 1,400 people and is headquartered in Sioux Falls, South Dakota.

The Southern Company is a leading energy company based in Atlanta, Georgia, that generates, transmits, and distributes electricity and natural gas in the southeastern United States. Through its four segments—Gas Distribution Operations, Gas Pipeline Investments, Wholesale Gas Services, and Gas Marketing Services—it builds, owns, and operates generation assets and provides energy efficiency and utility infrastructure services. The company maintains a diversified portfolio of generation facilities, including hydroelectric, fossil fuel, nuclear, solar, wind, and biomass plants, and oversees an extensive natural gas pipeline network and storage facilities to serve residential, commercial, and industrial customers. It also operates Southern Power, a wholesale energy provider with facilities and capacity across multiple states. The organization serves millions of electric and gas utility customers and emphasizes reliability, competitive pricing, and ongoing investment in energy infrastructure and customer-focused services.

Inerjys Ventures is a global investment firm focused on clean energy and cleantech infrastructure. It provides growth capital and project finance to companies developing renewable energy generation, energy storage, transmission and distribution, smart-grid systems, and related technologies that lower costs or improve performance of clean energy infrastructure. The firm seeks opportunities in wind, solar, tidal and wave energy, hydro, biomass, electrification of transport, and building efficiency, as well as advanced energy management and microgrids. It supports both early and later stage opportunities, including series A and growth investments, with a preference for revenue-generating or near-commercial technologies and strong management teams. Based in Montreal, the firm aims to accelerate global adoption by addressing capital access and commercialization barriers, integrating projects and technologies, and helping portfolio companies deploy cost-reducing solutions within renewable energy projects it finances. It operates globally, seeking to develop renewable energy projects and to expand markets through strategic partnerships and capital deployment.

Founded in 1979, Jindal Steel & Power operates across steel, power, mining, and infrastructure sectors. It offers a wide range of steel products including rails, plates, coils, rebars, wire rods, and fabricated sections, serving diverse industries such as railways, construction, and heavy machinery. The company also generates power through its 3400 MW thermal power plant in Tamnar, Chhattisgarh.

Yunhe Partners is a venture capital firm based in Beijing, China, founded by Zuotao Chen and Calvin Xu. The firm focuses on investments in sectors such as energy efficiency, environmental conservation, new energy, recycling, clean production, and automobile electrification. Additionally, it emphasizes improving life quality and enhancing the efficiency of natural and social resource use through innovative technologies. Yunhe Partners targets companies that exhibit rapid growth or show sustainable cash flow and profitability, aiming to support ventures that align with its commitment to sustainability and technological advancement.

African Rainbow Energy and Power (AREP) is an African energy company dedicated to clean energy solutions, encompassing renewable energy, hydroelectric power, natural gas, and supporting transmission investments. The company's primary aim is to deliver affordable energy solutions throughout South Africa and the broader African continent by leveraging modern and renewable energy technologies. AREP is strategically positioned to identify and pursue promising investment opportunities within the local and regional markets.

RE Royalties specializes in providing royalty financing solutions for renewable energy generation and development companies worldwide, offering a non-dilutive, flexible alternative to traditional financing methods.

Exelon Corporation is a prominent American energy producer and distributor, headquartered in Chicago, Illinois. Established in 1887, the company is involved in the generation, trading, and distribution of electricity and natural gas across the United States. Exelon operates a diverse portfolio of electric generating facilities, including nuclear, fossil, hydroelectric, wind, and solar power plants. The company also provides wholesale and retail energy services, offering electricity and natural gas products to a variety of customers, including distribution utilities, municipalities, and residential clients. Its operations span multiple regions, including the Mid-Atlantic, Midwest, New England, New York, and ERCOT. Additionally, Exelon is engaged in risk management and natural gas exploration, further diversifying its energy offerings. As a key player in the energy market, Exelon emphasizes the integration of renewable energy solutions into its service portfolio.

Voltalia is a power producer and service provider specializing in renewable electricity generation from solar, wind, hydro, biomass, and storage solutions. The company possesses extensive expertise across the entire value chain of renewable energy projects, including development, financing, engineering, procurement, construction, and operation and maintenance. Operating in 20 countries, Voltalia offers its services to clients worldwide, demonstrating a strong commitment to sustainability and innovation in the energy sector. As of late 2018, the company had developed and sold over 1.8 GW of capacity, constructed more than 1.3 GW, and managed over 1 GW of operational capacity, with a consolidated ownership of more than 0.5 GW. While it generates a significant portion of its revenue from services, its primary geographical focus is in Europe.

Tata Cleantech Capital provides capital financing and advisory services focused on cleantech and sustainable infrastructure development. It identifies, evaluates and funds projects in renewable energy sectors such as solar, wind, small hydro and biomass, as well as energy efficiency and water treatment, enabling clients to obtain funding for their projects and promoting sustainable development.

Global Power Synergy is a utility company primarily engaged in the production and distribution of electricity, steam, and industrial water in Southeast Asia. The company operates through its subsidiaries, associates, and joint ventures, managing a portfolio that includes solar and cogeneration facilities.

Founded in 2013, Allotrope Partners is a venture capital firm based in Oakland, California. It specializes in early-stage investments, focusing on technologies and platforms that facilitate the transition to a low-carbon economy.