European Bank for Reconstruction and Development finances projects and provides advisory services to the public and private sectors. It supports new ventures and expansion in existing companies through project financing, loans, and equity or quasi-equity investments, including equity funds and guarantees, and it partners with private entities to invest across sectors such as banking, energy, manufacturing, infrastructure, information technology, and services. The bank also helps publicly owned entities privatize and restructure municipal services and engages in policy reform dialogue and advisory services, along with trade finance and loan syndication. Founded in 1990 and headquartered in London, it operates across regions including Southeastern and Central Europe, the Baltic States, Eastern Europe and the Caucasus, Central Asia, and parts of the Middle East and Africa, aiming to foster market-oriented change and private sector development by mobilizing capital for sustainable investments. It has invested more than €130 billion in over 5,200 projects.

Energy Impact Partners is a New York-based private investment firm focused on the energy transition. It backs entrepreneurs and established energy and industrial companies across venture, growth, credit and infrastructure, with an emphasis on energy efficiency, clean energy generation, smart grids, energy storage, distributed generation, and related digital and data-enabled services. The firm collaborates with partners to accelerate innovation in smart buildings, mobility, cybersecurity for energy systems, and comprehensive energy services, often pursuing co-investments. Since its founding in 2015, Energy Impact Partners has built a global footprint with offices in New York, San Francisco, Palm Beach, Cologne and London, enabling investments across North America and Europe. It seeks to align investments with environmental impact and scalable infrastructure, supporting the transition to sustainable energy and resilient energy systems.

National Grid Partners (NGP) is the investment arm of National Grid, focusing on investing in and developing innovative technologies and business models in the energy sector. With a mission to drive the future of energy, NGP seeks out opportunities to collaborate with startups and entrepreneurs to transform the industry and create sustainable solutions for a cleaner, more efficient energy system. By leveraging their expertise and resources, NGP aims to support and accelerate the growth of innovative companies that are shaping the future of energy.

Shell Ventures is the strategic investment arm of Shell, focusing on identifying and adopting innovative technologies to enhance commercial advantage. It invests in promising tech companies, joint ventures, and venture capital funds across sectors such as power, mobility, emission management, digital, and resources.

Founded in 2010, EIT InnoEnergy is a leading European innovation engine focused on Sustainable Energy. It invests in early-stage climate tech and energy companies across Europe and the US, providing equity minority investments and added value services to de-risk projects.

Breakthrough Energy Ventures is an investor-led venture capital firm based in Kirkland, Washington, focused on climate and energy technology. It makes minority investments across seed, early, and later stages in companies delivering environmental services, climate technology, and cleantech solutions. The firm seeks scalable technologies that provide reliable, affordable power while reducing greenhouse gas emissions and supports innovations that address energy access, infrastructure, and transportation needs. Its mission emphasizes patient, impact-oriented investing to accelerate the transition to low-emission energy systems.

Prelude Ventures is a San Francisco-based venture capital firm established in 2013, dedicated to investing in early-stage startups that aim to address climate change. The firm focuses on sectors such as advanced energy, food and agriculture, transportation, logistics, advanced materials, manufacturing, and advanced computing. By supporting innovative businesses in these areas, Prelude Ventures seeks to foster the development of the next generation of companies that can significantly impact environmental sustainability and contribute to a more sustainable future.

CIBC Capital Partners is a Toronto-based investment firm specializing in direct, fund, and mezzanine investments. It provides subordinated debt and equity to mid- and late-stage private or public companies for growth financing, acquisitions, management buyouts, and recapitalizations. The firm prefers investments in later-stage companies undergoing financial restructurings, with a focus on sectors such as Industrials, Healthcare, Biotechnology, Financials, and Technology. It typically invests CAD10-20 million ($9.81-$19.61 million) per company, based primarily in Canada, Europe, and Australia.

Established in 2015, Evergy Ventures is the venture capital arm of Evergy. It focuses on investing in growth-stage and early-stage companies within the energy sector, with a particular interest in customer energy solutions, energy infrastructure industries, renewables services, and related areas. The firm prefers to invest using equity and debt instruments, primarily in North American companies.

Founded in 2018, Climate Capital is a venture capital firm based in San Francisco. It invests in companies that directly or indirectly reduce global greenhouse gas emissions across sectors such as energy, transportation, and agriculture.

GE Equity invests globally across various sectors, focusing on established companies with high growth potential. It takes minority ownership positions and offers growth capital, buy-out co-investments, secondary direct purchases, recapitalizations, and LP investments.

Infracapital is a European infrastructure investment firm headquartered in London, focusing on core infrastructure assets across utilities, energy, transportation, and social infrastructure. The firm targets investments in utilities such as water, gas, metering; independent power producers and energy traders, electricity transmission and storage; renewable projects including wind and solar; transportation assets such as ports, airports, toll roads, bridges; and social infrastructure like waste management, healthcare and educational facilities, government accommodation, and communications infrastructure. It pursues greenfield opportunities in the energy sector and has an emphasis on Europe, particularly the United Kingdom, Continental Europe, and Western Europe. Infracapital aims to take controlling stakes and board positions in its investments and operates as part of M&G Investments, the UK and European investment management arm of Prudential.

Founded in 2013, Third Sphere is a venture capital firm based in Brooklyn, New York. It focuses on investing in early-stage climate action companies, with a track record of over 100 portfolio companies that unlock greenhouse gas reductions and resilience through innovative strategies.

Burnt Island Ventures is an early-stage venture capital firm based in New York that identifies, funds, and supports founders building technology-driven companies. The firm focuses on energy, information technology, clean technology, climate technology, and water-related startups, with an emphasis on B2B and technology-enabled products and services across industrial and consumer applications. Since its founding in 2020, Burnt Island Ventures has positioned itself as a specialized investor that works closely with founders to accelerate product development, market validation, and growth.

Advantage Capital Partners is a United States‑based venture capital firm that provides growth equity, debt, and mezzanine financing to small and mid‑market companies, with a focus on underserved communities and state and local economic development. The firm invests across sectors including manufacturing, technology, business services, life sciences, and energy, and also supports real estate development projects with equity and debt. It typically makes initial investments ranging roughly from half a million to ten million in companies with modest sales, and may participate in larger follow‑on rounds or co‑invest with other firms. It uses senior debt, mezzanine debt, subordinated loans, and government‑guaranteed lending, and often pursues equity positions through preferred shares or convertible notes. Advantage Capital operates nationwide in the United States, with roots in New Orleans and offices in multiple states, and has backed thousands of jobs and housing projects as part of its mission to expand inclusive economic growth.

Helen Ventures is the corporate venture capital arm of Helen, founded in 2019 and headquartered in Helsinki, Finland. It invests from its balance sheet in early and growth‑stage startups across Europe and Israel, with a focus on energy, e-mobility, circular economy, decarbonization, and digital solutions for the energy sector. The firm targets renewable energy technology, smart energy solutions, distributed energy systems, and related digital platforms, seeking to accelerate the adoption of transformative technologies in collaboration with customers and industry experts. By supporting startups that advance sustainable energy and related digital capabilities, Helen Ventures aims to help create new energy era solutions accessible to customers and partners.

Founded in 2019, MCJ is a venture capital firm based in Boston, Massachusetts. The company focuses on investing in technology startups that drive industrial transformation and infrastructure resilience, aiming to make industries cleaner, more profitable, and more resilient.

SET Ventures is an Amsterdam-based venture capital firm founded in 2007 that invests in European energy and renewable sector companies across early to growth stages. It backs digital technology-enabled solutions aimed at carbon-free energy systems, including energy generation, distribution and storage, energy efficiency, and smart energy applications in buildings, industry, mobility, and infrastructure. The firm targets investments in technology-enabled clean energy and sustainability initiatives, often with a focus on smart grid, energy storage, and EV/green building applications, and seeks to support portfolio companies with strategic guidance, including board participation. Typical check sizes range from approximately €0.5 million to €6 million per company over the life of participation. SET Ventures concentrates on Europe and prioritizes companies that combine software and hardware components to create scalable energy solutions.

Clean Energy Ventures is a venture capital firm focused on seed and early-stage investments in climate technology and advanced energy innovations. The firm targets technologies and business model innovations that address climate change and greenhouse gas emissions, with emphasis on energy storage, grid connectivity, renewable energy production, clean transportation, and the water-energy nexus. It seeks scalable solutions ready for commercial deployment and supports them with capital and guidance to accelerate growth. Headquartered in Boston, Massachusetts, Clean Energy Ventures is the venture capital arm of Clean Energy Venture Group and concentrates its activity in the United States and Canada, drawing on the group’s network and operational experience to help portfolio companies scale.

NGP Energy Capital Management is a private equity and venture capital firm focusing on energy investments. Founded in 1988 and headquartered in Irving, Texas, with offices in Houston, London, Santa Fe, and Stamford, it manages a family of energy-focused funds. The firm invests across the energy value chain, including oil and gas exploration and production, midstream, oilfield services, energy efficiency, alternative energy, natural gas gathering and processing, and power technology, as well as related areas such as water resources, food and agriculture, and coastal protection. It targets a range of capital events from seed and startup funding to growth equity, middle-market and later-stage buyouts, and may co-invest in direct oil and gas property interests alongside portfolio companies. Typical investments span from a few million to several hundred million dollars, with a North American focus and selective international opportunities. The firm aims to partner with management teams to support growth and help navigate the challenges of the energy industry.

Founded in 2013, Powerhouse is an innovation firm that supports seed-stage startups developing software to accelerate decarbonization in global energy and mobility systems. It offers a 6-month program, investing $50,000 to $250,000 for equity stakes.

Persistent is a Nairobi-based venture capital firm focused on Africa, investing in climate, renewable energy, e-mobility, agricultural technology, and solar sectors. It supports entrepreneurs with deep operational and strategic guidance to help them scale sustainable businesses. The firm seeks attractive financial returns while creating social and environmental impact, including improving energy access for underserved markets in sub-Saharan Africa.

Founded in Singapore in 2017, Antler is an early-stage venture capital firm that invests globally. It focuses on backing exceptional founders from day one, offering a global community network of co-founders, talent, advisors, expansion support, and capital across various sectors such as technology, healthcare, finance, consumer goods, and more.

Fifth Wall is a venture capital firm founded in 2016 that concentrates on technology for the real estate industry, investing in startups and later-stage companies worldwide. It aims to connect real estate owners and operators with innovators redefining the built world, spanning sectors such as property technology, climate, energy, and tenant experience. Headquartered in California with offices in Venice and San Francisco, the firm maintains a broad network of strategic partners and limited partners from real estate, retail, hospitality and related sectors. Through its investments and collaborations, Fifth Wall supports portfolio companies in scaling solutions that improve operations, asset management and customer experience across markets in the United States, Europe and Asia. The firm has about $3 billion in commitments, reflecting its role as a leading source of capital for real estate technology.

EDP Ventures is the corporate venture arm of EDP Energias de Portugal. It targets seed, series A and early-stage startups operating in energy-related sectors, including energy efficiency, energy storage, smart grids, electric mobility, and information technology. The firm invests across regions, typically providing €0.5 million to €5 million in early-stage rounds. Based in Lisbon, Portugal, EDP Ventures maintains an additional office in Sao Paulo, Brazil. By backing high-potential startups, it seeks to accelerate innovation and adoption of clean energy and digital technologies within the broader energy ecosystem.

Seedcamp is a London-based venture capital firm and seed platform that backs early-stage startups across Europe and globally, with a focus on fintech, healthcare and technology. It identifies world-class founders addressing large, global markets and provides immediate access to smart capital, mentorship, and a lifelong, global community built on more than a decade of experience backing exceptional talent. Through its broad network of partners and mentors, Seedcamp helps portfolio companies scale, access strategic resources, and navigate early growth, with a geographic reach that spans North America, Asia, Europe and Africa.

Ara Partners is an investment firm focused on industrial decarbonization, targeting ventures in energy efficiency, renewable energy, industrial process electrification, waste management, and sustainable chemicals. It provides growth capital and strategic support to help portfolio companies expand and improve environmental performance across industrial and manufacturing, chemicals and materials, energy efficiency and fuels, and food and agriculture sectors. Founded in 2017 and based in Houston, the firm has offices in Boston, Washington, D.C., and Dublin, and pursues opportunities that build and scale enterprises with meaningful decarbonization impact.

Founded in 2015, Superhero Capital is a venture capital firm based in Helsinki, Finland. It specializes in seed-stage investments, focusing on B2B software and services across various sectors including health tech, fintech, IoT, SaaS, and others. The firm primarily invests in startups from Finland and the Baltics, with typical investment sizes ranging between €100K to €500K.

Founded in 2017, BitStone Capital is a venture capital firm based in Cologne, Germany. It selectively invests in innovative digital Real Estate and Construction business models, supporting young companies with its network, industry know-how, and expertise in new technologies.

CIBC Innovation Banking is a division of CIBC that serves entrepreneurs and investors in the innovation economy. Backed by CIBC, it offers financial capital, a broad network of connections, and insightful service to help growth-oriented companies and their investors secure funding, form partnerships, and scale operations. The bank's team combines capital solutions with practical guidance and access to a wide ecosystem of industry partners to support startups and venture-backed businesses through key growth stages.

Founded in 2019, Übermorgen Ventures is a venture capital firm based in Zürich, Switzerland. It invests in early-stage companies focused on climate technology, clean energy, carbon capture, and other sustainable sectors.

BP Ventures is a venture capital firm established in 2007, investing in private technology companies to accelerate innovation across the energy sector. With over $400 million invested across more than 40 entities and over 200 co-investors, BP Ventures focuses on Oil & Gas Value Chain, Low Carbon Technologies & Fuels, and Energy Usage & Trading, delivering near-term business value while backing breakthrough innovations for a sustainable future.

Founded in 1953, BDC Capital is a Canadian investment firm specializing in growth and expansion financing. It focuses on information technology, technology, energy, cleantech, and healthcare sectors across Canada.

Speedinvest is a venture capital firm based in Vienna, with offices in Berlin, Paris, London, Munich, and San Francisco, that focuses on early-stage technology investments across Europe, including Central and Eastern Europe. The firm backs seed to early growth rounds in areas including deep tech, fintech, health, industrial tech, marketplaces, consumer tech, software-as-a-service, and network effects, with a platform philosophy and hands-on support via an in-house Platform+ team that provides growth marketing, human resources, US business development, and networking assistance from day one. Typical investments range from a few hundred thousand euros up to about three million euros, with a preference for minority stakes up to around 20% and for taking co-entrepreneurial operational roles for six months to a year. Speedinvest was founded in 2011 and is known for combining capital with hands-on operational support to help portfolio companies scale.

Founded in 2009 and based in New York City, BoxGroup is an early-stage investment fund focusing on pre-seed to Series A rounds. It invests globally, with a primary focus on New York City, Silicon Valley, and Los Angeles. The firm typically allocates between $50,000 and $250,000 per investment across various sectors including consumer, enterprise, fintech, healthcare, life science, marketplace, synthetic biology, and climate.

Founded in 2020, Future Energy Ventures is a venture capital firm headquartered in Essen, Germany. It invests globally in early-stage startups focusing on digital and digitally enabled technologies within the energy sector.

Founded in 2003, Union Square Ventures is a venture capital firm based in New York. It specializes in early to late-stage investments in internet-focused companies, with a focus on web services creating large networks and innovative use of information technology across industries like media, marketing, fintech, climate tech, and healthcare.

Blue Bear Capital is a venture capital firm founded in 2016 and based in California. It specializes in investing in early- and growth-stage companies that apply AI and data-driven technologies to energy infrastructure, as well as ventures in energy, renewable energy, industrials, and climate-focused tech. The firm targets opportunities in the United States and Western Europe, spanning grid modernization, sustainable energy production, energy-intensive manufacturing, transportation and logistics, and climate resilience. Blue Bear Capital supports information technology and TMT-enabled solutions that advance energy systems, grid reliability, and decarbonization, funding startups that address climate challenges with technology and analytics. The firm positions itself as a focused partner for companies operating at the intersection of energy and technology, offering strategic capital to accelerate deployment of clean energy and grid innovations.

Ferguson Ventures is a corporate venture capital arm focused on investing in early to late-stage companies operating within Connected Ecosystems, Digital Experiences, and Emerging Technology sectors. It aims to drive innovation and enable growth across the commercial and residential construction industries by partnering with and investing in companies that can add value to its partners and scale across its customer base.

High-Tech Gründerfonds Management GmbH is a venture capital firm based in Bonn, Germany, specializing in early-stage investments in high-tech startups. Established in 2005, the firm focuses on technology-driven companies across various sectors, including information and communication technology, life sciences, healthcare, automation, and cleantech. HTGF typically invests in companies that have been operational for no more than one year, aiming to contribute up to €0.6 million in initial funding and up to €3 million in follow-on financing. The firm seeks a minority stake, generally around 15%, and provides a subordinated loan convertible into equity, with deferred interest for up to four years to support liquidity. With a total investment volume of approximately €895.5 million across three funds, HTGF has successfully supported over 500 startups and attracted more than €2 billion in follow-on investments from external sources. The firm's investors include notable public and private entities, underscoring its role as a key player in fostering innovation and growth within the German startup ecosystem.

Founded in Berlin, Germany, AENU is an impact fund driving systemic transformation in venture capital by focusing on long-term investments in early-stage European climate-tech and social impact companies.

Established in 2020, the European Innovation Council supports innovative startups and researchers with promising ideas, focusing on early-stage companies with positive environmental, social, or governance impacts. It co-invests alongside private investors.

Established in 2020, Seedstars Africa Ventures is an early-stage venture capital firm based in South Africa. It focuses on investing in high-growth companies active across Sub-Saharan Africa, targeting sectors such as utilities, healthcare, education, cleantech, financial inclusion, and digital innovation.

Ben Franklin Technology Partners of Southeastern Pennsylvania is a technology-focused capital provider based in Philadelphia, founded in 1982 to advance the region's technology community. The organization funds and supports technology companies across Pennsylvania, especially in information technology, health, and physical sciences, investing substantial capital in early-stage and established ventures. It has invested over 170 million dollars in more than 1,750 regional technology companies and has launched university-industry partnerships to translate scientific discoveries into commercial products, while seeding regional initiatives that strengthen the entrepreneurial ecosystem and create jobs.

Praetura Ventures is the corporate venture capital arm of Praetura Group, based in Manchester, United Kingdom. It focuses on early-stage investments in technologies including artificial intelligence, gaming, health tech, life sciences, and cybersecurity, aiming to support startups beyond funding. The firm is known for a hands-on, proactive approach that provides strategic value and operational support to portfolio companies.

Doral Energy-Tech Ventures is a corporate venture arm of Doral Group.

Founded in 2015, Liquid 2 Ventures is a venture capital firm based in San Francisco, California. It specializes in seed-stage investments for technology startups.

Chevron Technology Ventures is the corporate venture capital arm of Chevron Corporation, focused on scouting, funding, testing, validating, and integrating emerging technologies into Chevron's core businesses. Founded in 1999 and based in Houston, with a presence in California, it identifies early-stage companies across the United States and pursues opportunities in areas such as industrial decarbonization, emerging mobility, energy decentralization, circular economy, water management, advanced materials, hydrogen infrastructure, sensors, and related digital technologies. The team collaborates with startups to develop and commercialize technologies that can enhance Chevron's operations, reduce costs, and improve performance, acting as an innovation partner that helps Chevron adopt new capabilities while aligning with the company's strategy.

Inven Capital is a Prague-based venture capital firm that specializes in late-stage growth investments in European and Israeli climate tech and clean energy startups. The firm focuses on areas such as clean energy, energy efficiency, distributed generation, storage, energy flexibility, green transportation, smart homes, and decarbonization software and business models for households and agriculture. It targets companies with proven sales and strong growth potential, providing active, long-term support to founders to create value. Backed by strategic investors including a major European energy utility and the European Investment Bank, Inven Capital leverages its energy background to offer portfolio companies access to pilot opportunities, customer and asset bases, and energy trading resources. The firm emphasizes practical value through hands-on guidance, strategic partnerships, and a network that can accelerate commercialization and scale across Europe and beyond.

Lowercarbon Capital is a venture capital firm founded in 2018 and based in Jackson, Wyoming, that funds research and invests in companies developing technologies to reduce CO2 emissions and advance decarbonization, with a focus on energy, transportation, industrial materials, and agriculture.