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.

European Investment Fund (EIF) is a public institution established in 1994 to improve access to finance for Europe's small and medium-sized businesses. It designs and develops venture capital and guarantee instruments to support SMEs and to catalyse private investment, aiming to build a robust European equity ecosystem. EIF engages in venture capital, growth capital, and guarantee operations, backing innovative entrepreneurs primarily in technology and life sciences, as well as across other sectors. Through cornerstone investments and fund participation, EIF seeks to crowd in private investors and stimulate venture activity across Europe. Its equity portfolio has grown substantially, with assets under management exceeding EUR 14 billion, reflecting its broad role in strengthening SME finance and supporting entrepreneurship and growth.

Lowercarbon Capital is a venture capital firm founded in 2018 and based in Jackson, Wyoming. It invests in companies developing technologies to reduce carbon dioxide in the atmosphere, with a focus on sectors including energy, impact, transportation, industrial materials, and agriculture. The firm supports research and commercialization of emissions-reducing solutions and backing for entrepreneurs pursuing ways to lower emissions, remove carbon, and actively cool the planet.

Breakthrough Energy Ventures is an investor-led venture capital firm based in Kirkland, Washington, providing patient capital to climate and energy technology companies across seed, early, and later stages. It concentrates on environmental services, climate change, climate technology, and cleantech, investing minority stakes to back technologies that deliver reliable, affordable power while reducing emissions and advancing zero-emission energy solutions.

SOSV is a global venture capital firm based in Princeton, New Jersey, founded in 1995, that focuses on seed to growth investments in deep technology across health, environmental tech, hardware, robotics, and cross border software, with a particular emphasis on Asia. The company runs accelerator style startup development programs, including HAX and IndieBio, which provide facilities, engineering resources, and lab equipment to help founders accelerate product development, acquire customers, and attract later stage funding. SOSV pursues a limited number of high potential startups, offering extensive hands on support to speed commercialization and scale, and aims to back innovations that improve human and planetary health.

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.

Antler is a global venture capital firm based in Singapore that backs early-stage technology companies. It runs incubation programs and provides a global community of co-founders, access to talent, expert advisors, expansion support, and capital to help startups grow. The firm targets a broad range of sectors, including healthcare, finance, software, energy, consumer and B2B technologies, and operates through regional programs across Europe, the United States, the United Kingdom, Southeast Asia, India, Africa, and beyond.

Energy Impact Partners is a private equity and venture capital firm founded in 2015 and based in New York. It concentrates on financing companies that advance the energy transition and sustainable energy, investing across venture, growth, credit, and infrastructure. The firm operates globally, with activity in North America and Europe, and collaborates with energy companies and entrepreneurs to accelerate innovation in areas such as energy efficiency, smart grids, storage, alternative energy equipment, and related software and services. It manages more than $2.5 billion in assets and pursues opportunities across the energy and climate sectors.

The EBRD is an international financial institution founded in 1990 and headquartered in London that provides project financing and advisory services to support private sector development and transformation in emerging markets. It finances banks, industries, and businesses, supports new ventures and investments in existing companies, and helps privatize and restructure municipal services in publicly owned entities. Through its banking and treasury activities, it offers loans, equity and quasi-equity investments, guarantees, and equity funds for smaller enterprises, along with trade finance and loan syndication. It works with commercial partners to invest in private enterprises across sectors including energy, manufacturing, ICT, infrastructure, agribusiness, and real estate, across Europe, the Middle East and beyond, including a significant footprint in Central and Eastern Europe, the Baltics, and the Caucasus. It provides policy reform dialogue and advisory services to support market modernization, governance, and reform. It has invested over €130 billion in more than 5,000 projects.

Clean Energy Ventures is a Boston-based venture capital firm that invests in seed- and early-stage climate technology startups across North America, Europe and Israel. It focuses on advancing energy storage, grid connectivity, renewable energy production, clean transportation, and the water–energy nexus, supporting technologies and business models with scale potential to reduce greenhouse gas emissions. The firm backs companies that address climate change through market-driven approaches and seeks to accelerate commercialization of disruptive clean energy innovations.

Chevron is a multinational integrated energy company that explores for, produces, refines, and markets oil, natural gas, and chemicals worldwide. The company operates Upstream and Downstream segments, with refining facilities, large-scale marketing of fuels and lubricants, and related energy services. It maintains sizable reserves and a global footprint across North America, South America, Europe, Africa, Asia, and Australia. Chevron emphasizes affordable, reliable, and cleaner energy to enable human progress, and pursues technology-enabled improvements to efficiency and environmental performance. The company also maintains a corporate technology arm that scouts and integrates emerging technologies to support core businesses and future opportunities, including decarbonization, energy decentralization, and advanced materials. Founded in 1879, Chevron is headquartered in San Ramon, California, and remains a leading global energy player while pursuing ongoing innovation and responsible resource management.

Prelude Ventures is a San Francisco-based venture capital firm founded in 2013 that backs early-stage startups with the potential to mitigate climate change. It focuses on investments across sectors including advanced energy, food and agriculture, transportation and logistics, advanced materials and manufacturing, and computing, supporting the development of category-defining businesses in these areas.

High-Tech Gründerfonds is a Germany-based seed and early-stage venture capital firm focused on technology companies in Germany. Based in Bonn with an additional office in Berlin, it operates as a public-private partnership that supports high-tech startups across information technology, software, hardware, life sciences, chemistry and related fields. HTGF provides initial funding and follow-on capital to eligible young companies, often taking minority stakes and participating as lead or co-investor, while offering hands-on guidance from experienced investment managers and startup experts. Since its founding in 2005, the firm has backed numerous startups and facilitated the growth of portfolio companies through multiple funds aimed at early stages. The model combines both public support, involving government and financial institutions, with private investor participation to nurture startups from concept to market.

SFC Capital is a United Kingdom-based venture capital firm founded in 2012 that makes early-stage investments in UK startups, including pre-seed and seed rounds. It backs companies across sectors such as software, technology, e-commerce, consumer, enterprise, green tech, medical technology, and hospitality, providing capital plus strategic guidance to support growth and product development. The firm operates a model that combines an angel network with seed funds to back SEIS- and EIS-qualifying businesses, aiming to offer exposure to a diversified portfolio while delivering hands-on support to portfolio companies.

Established in 2001, Sustainable Development Technology Canada (SDTC) is a Canadian organization that funds and supports innovative cleantech projects. It focuses on moving groundbreaking technologies to market, creating jobs, driving economic growth, and promoting environmental benefits. SDTC operates independently but collaborates with various stakeholders from private industry, academia, and governments.

GAIA Impact Fund is a venture capital firm that specializes in renewable energy and builds long-term partnerships with startups operating in Sub-Saharan Africa and Southeast Asia. It emphasizes environmental and social impact and backs businesses that enable sustainable and affordable energy provision to local communities. In regions with carbon-intensive energy mixes, the firm supports technological innovations and viable business models that enable cost-efficient, large-scale diffusion of renewable energy.

Katapult Group is an Oslo-based accelerator and venture firm founded in 2016 that invests in early-stage technology startups, with a focus on climate and ocean-related initiatives. The company operates Katapult Accelerator, a program that supports startups in environmental, societal, and exponential technologies, and Katapult Ocean, an ocean-focused venture initiative. Together, these platforms aim to steward capital and innovation toward sustainable development, aligning impact with technology and fostering multi-stakeholder collaboration.

Congruent Ventures is a venture capital firm based in Oakland and San Francisco that specializes in early-stage investments in climate technology and sustainable solutions across North America. The firm backs technology companies in mobility and urbanization, energy transition, food and agriculture, and sustainable production and consumption, with opportunities spanning hardware, software, and services that can scale while reducing energy and resource use. Founded in 2017, Congruent Ventures emphasizes positive environmental impact alongside growth and operates as an exempt registered adviser.

BP is a global energy company engaged in the full energy value chain, including upstream exploration and production of oil and natural gas, downstream refining and marketing, trading of energy commodities, and shipping services to support distribution worldwide. The company also operates a specialized aviation fuels division, Air BP, serving airports and airlines. In response to evolving energy demand, BP has significantly expanded investments in renewable energy sources such as wind, solar, and biofuels through its Alternative Energy initiatives, aiming to transition toward a lower-carbon portfolio while maintaining core hydrocarbon operations.

Alumni Ventures Group is a venture capital firm based in Manchester, New Hampshire, established in 2013. It targets individual accredited investors who previously had limited access to venture capital by enabling alumni from top entrepreneurial schools to invest together in ventures led by fellow alumni. The firm backs companies with an alumni connection and an institutional lead investor with sector expertise. It offers focused funds that provide accredited investors access to a diversified venture portfolio by type, sector, stage, and geography. The organization engages in seed, early-stage, and late-stage pre-IPO investments across technology, consumer, financial services, health care, life sciences, and other sectors.

MCJ Company is engaged in the personal computer manufacturing business; it also manufactures monitors, distributes PC peripherals, and engages in publishing.

Khosla Ventures is a California-based venture capital firm founded in 2004 by Vinod Khosla. The firm backs entrepreneurs with venture assistance, strategic guidance, and capital, focusing on bold, early-stage technology companies. It invests across sectors including AI, climate and sustainability, enterprise software, consumer technologies, fintech, digital health, medtech and diagnostics, therapeutics, and frontier technologies. Based in Menlo Park, the firm manages several funds to support startups across stages, prioritizing ventures that address large markets and have potential for significant social and economic impact.

Demeter Partners is a Paris‑based private equity and venture capital firm focused on the energy transition and environmental sustainability. Founded in 2005, it funds companies from seed through growth and infrastructure across Europe, with activity in select North American opportunities, and typically pursues minority stakes with board representation. The firm targets eco‑industries and climate technologies, including water, air and waste treatment, energy efficiency, renewable energy, green buildings, and related environmental services, as well as software, services, and industrials aligned with sustainable development.

AENU is an impact venture capital firm based in Berlin that backs early-stage climate-tech and social impact companies across Europe. The firm pursues systemic transformation in venture capital toward impact, accessibility, and stakeholder alignment, aiming for long-term investments that solve the climate crisis and advance social equality. Its focus spans climate and ecosystems, energy, food and agriculture, resources, buildings, mobility, enterprise solutions, and equality and education initiatives.

Helen Ventures is the corporate venture capital arm of Helen, based in Helsinki, Finland, and founded in 2019. It invests in European and Israeli startups at the early and growth stages across energy, e-mobility, circular economy, decarbonization and digital solutions for the energy sector, including renewable energy technology, smart energy solutions and distributed energy solutions, pursuing investments from its balance sheet.

SET Ventures is an Amsterdam-based venture capital firm founded in 2007 that invests in European technology companies with a focus on sustainable energy and digital infrastructure. The firm targets early-stage startups and also engages in later-stage opportunities, prioritizing sectors such as energy generation, distribution and storage, energy efficiency, and related applications including smart buildings, smart cities, mobility, and industrial processes. Its portfolio emphasizes smart energy solutions that combine software, data analytics, and hardware components to enable carbon-free energy systems. SET Ventures backs companies with a strong digital DNA across information and communication technology, clean energy technologies, and grid-related innovations, aiming to improve energy generation, transmission, storage, and consumption. The firm is known for active involvement in portfolio companies, often taking a seat on supervisory boards to guide growth and scale across Europe.

Energy & Environment Investment is a Tokyo-based venture capital and impact investment firm focused on the environment and energy sectors, with a specialty in clean technology. Founded in 2006, it is noted as Japan's first venture capital dedicated to clean technology, and its core team brings hands-on experience in founding and managing venture companies, providing risk capital and strategic guidance to promising environmental and energy ventures.

Powerhouse Ventures is an Oakland, California-based venture capital firm founded in 2013 that concentrates on seed-stage investments in clean energy, mobility, and climate technologies. It backs startups developing intelligent energy solutions, including software and hardware for solar, storage, demand response, and grid integration, and operates an accelerator program alongside its investment activity. The firm provides seed capital typically in the tens to hundreds of thousands of dollars in exchange for equity, aiming to accelerate decarbonization of global energy and mobility systems.

Climate Capital is a San Francisco-based venture capital firm founded in 2018 that backs companies spanning adaptation, alternative proteins, agriculture, carbon-related initiatives, energy, web3, transportation, and real estate, with a focus on supporting enterprises that directly or indirectly reduce global greenhouse gas emissions.

Fifth Wall is a venture capital firm focused on technology for the global real estate industry. Founded in 2016, it is described as the largest venture capital firm dedicated to technology for the Built World and manages about $3.0 billion in commitments and assets. The firm maintains a global network of more than 90 strategic limited partners from over 15 countries, including major real estate owners, operators and corporate backers. It connects real estate owners and operators with entrepreneurs who are redefining the Built World, seeking transformational investments and collaborations with portfolio companies across real estate technology, climate tech and related sectors.

MassVentures is a Massachusetts-based venture capital firm that provides seed and early-stage funding to high-growth startups in the Massachusetts innovation economy, helping concepts move from idea to commercialization. Founded in 1978 as a quasi-public corporation by the Legislature of the Commonwealth, it is governed by an independent board and managed by experienced venture investors. The firm focuses on information technology, healthcare, cybersecurity, e-commerce, mobile, manufacturing, and robotics sectors in Massachusetts and operates accelerator programs to support portfolio companies. MassVentures leverages the state's entrepreneurial ecosystem, educated workforce, and centers of innovation to back early-stage ventures.

FJ Labs is a New York-based venture capital firm founded in 2015 by Fabrice Grinda. It is stage-agnostic and focuses on marketplaces and consumer-facing startups, making seed and Series A investments. Typical checks range from 50,000 to 5,000,000 dollars. The firm supports early-stage companies across sectors such as e-commerce, fintech, ad tech, mobile, and software-as-a-service, seeking opportunities with high growth potential in the United States and internationally. Its portfolio includes a mix of consumer brands and marketplace platforms, reflecting an emphasis on business models that connect buyers and sellers or enable direct consumer experiences. FJ Labs aims to back entrepreneurs building scalable, disruptively positioned products and services, often partnering with founders early in their development to help accelerate growth.

Green Angel Ventures is a London-based venture capital firm focused on early-stage climate technology investments. It seeks to back inventions and startups with potential to mitigate climate change across sectors including energy, carbon removal, nature-based solutions, food and agriculture, transport, industry and recycling. The firm aims to support the commercialization and scaling of climate solutions and positions itself as a reference early-stage investor for UK climate innovation.

Giant Ventures is an impact investment firm founded in 2019 and based in London, United Kingdom. It backs purpose-driven founders building companies that matter and focuses on opportunities in climate, health and wellness, and inclusive capitalism.

Overture VC is a venture capital firm based in Los Angeles, founded in 2021, that concentrates on early-stage climate-tech startups. It provides investment capital and practical government strategies to help portfolio companies navigate the regulatory landscape and access public sector support. By assisting founders in winning government support and addressing regulatory complexity, Overture VC aims to accelerate the development and deployment of climate solutions. The firm focuses on ventures that pursue a sustainable future and seeks to empower founders to scale their innovations by aligning policy, funding, and market pathways.

BDC Venture Capital is a major Canadian venture capital investor that engages across the development cycle from seed to expansion, concentrating on technology-based companies with high growth potential that can become market leaders. It supports the growth of Canadian businesses through financing, consulting services, and securitization, with a focus on small and mid-sized enterprises. Since its inception in 1975, it has invested in more than 400 companies spanning life sciences, telecommunications, information technology, and advanced technologies, aiming to foster innovation and scale across the Canadian economy.

GS Futures is the venture arm of GS Global, based in San Mateo, California. It makes early-stage, strategic investments in companies across climate technology, energy transition technology, construction and real estate technology, and consumer technology, with a geographic focus on the United States, Canada and Europe and an emphasis on retail, sustainability and energy sectors.

Octopus Ventures is a London-based venture capital firm that supports start-ups across stages from idea to IPO. It allocates over £200 million annually to invest in sectors including health, fintech, deep tech, consumer, and B2B software, aiming to generate positive impact. The firm provides more than capital, offering time, energy, and hands-on guidance to help portfolio companies scale. Its approach involves close collaboration with founders and leveraging a network of partners in the United States and Asia, with operational presence in London and New York. Notable investments include ManyPets, Cazoo, Depop, Elvie, and WaveOptics. By combining sector focus with active founder support, Octopus Ventures seeks to back ambitious companies that can grow into market leaders.

Founded in 2019, The Climate Pledge is Amazon's corporate venture capital program, based in Renton, Washington. It funds and supports companies developing low-carbon technologies and services that help reduce greenhouse gas emissions and enable decarbonization across industries.

Copenhagen Infrastructure Partners is a multinational fund management company specializing in investments in energy, renewables, and water infrastructure across Europe, Asia and North America. The firm manages a family of infrastructure funds, including CIP II, CIP III, CIP IV and CIP V, all aimed at long-term, core infrastructure exposures with a focus on renewable energy and related assets. Its team brings extensive experience in regulated infrastructure, project development, and energy projects, with leaders who have held senior roles at DONG Energy. CIP pursues durable, long-horizon investments in assets such as offshore and onshore wind, solar, electricity transmission and energy storage, as well as other clean infrastructure opportunities.

CDP Venture Capital is an Italian venture capital firm founded in 2015 and based in Rome. It invests in startups and growth companies across Italy, spanning sectors such as consumer products and services, information technology, fintech and insur-tech, healthcare and life sciences, software as a service, artificial intelligence and machine learning, virtual reality, big data, advanced manufacturing, energy, education and training, agriculture materials, and other technology-driven areas. By backing early and growth-stage ventures, it aims to support Italy's economic development and the innovation ecosystem.

Statkraft Ventures is the corporate venture capital arm of Statkraft, a leading European producer of renewable energy. It invests in early- and growth-stage startups operating in the energy transition, climate tech, and related segments across Europe and North America. Headquartered in Düsseldorf, Germany, with offices in Germany and Norway, Statkraft Ventures provides capital and hands-on expertise to help portfolio companies scale and accelerate the transition to a sustainable future.

Hy24 is an investment platform dedicated to clean hydrogen infrastructure, aimed at reducing global carbon emissions. The platform focuses on funding early-stage and strategic projects that are essential for global decarbonization efforts. By investing in infrastructure critical to realizing hydrogen's potential as a low-carbon energy source, Hy24 supports initiatives that yield significant positive returns and align with global climate goals. Through its targeted investments, Hy24 plays a crucial role in advancing the development of hydrogen technologies and promoting sustainable energy solutions.

Speedinvest is a European venture capital firm founded in 2011 and headquartered in Vienna, with offices across Europe and in San Francisco. It specializes in early-stage investments in technology sectors including deep tech, fintech, health, industrial tech, marketplaces, software as a service and infrastructure, climate tech, crypto, and emerging markets. The firm runs specialized investment teams aligned to these industries and offers an in-house Platform+ team providing tailored operational support, such as growth marketing, human resources, US business development and networking assistance throughout the portfolio journey. Speedinvest seeks to be a hands-on partner, sometimes taking operational roles for a period to help portfolio companies scale, and emphasizes hands-on collaboration with founders to accelerate growth.

Rubio Impact Ventures is a venture capital firm based in Amsterdam, the Netherlands, founded in the mid-2010s, that pursues impact-driven investments in mid- to growth-stage companies primarily operating in the Netherlands. The firm backs businesses across a broad range of sectors, including healthcare, education, nutrition and wellness, technology, energy, climate, agriculture, and related fields, emphasizing ventures with social and environmental benefits. It makes equity investments typically between €0.5 million and €8 million, supporting scalable solutions in both B2B and B2C models, including technology-enabled platforms such as AI, software and education technology.

Union Square Ventures is a New York-based venture capital firm that funds technology startups across early, growth, and late stages. It concentrates on internet-native opportunities at the applications layer, internet services, and web services that generate large networks and network effects, with an emphasis on software, fintech, e-commerce, media, mobile, and related sectors. The firm typically makes initial investments around one million dollars, with occasional larger early-stage bets of two to three million, and it aims to deploy as much as twenty million dollars in a single company. Founded in 2003, Union Square Ventures operates globally with investments in companies based in New York, San Francisco, London, Berlin, and elsewhere, seeking scalable businesses that leverage information technology to transform markets and create significant network value.

Extantia Capital is a climate-first venture capital firm founded in 2020 and headquartered in Berlin, Germany. It focuses on deep decarbonisation technologies and accelerates the transition by uniting mission-driven entrepreneurs, scientists, investors, and business leaders. With over €100 million in assets under management, Extantia operates two investment strategies: Extantia Flagship backs scalable deep decarbonisation companies, and Extantia Allstars invests in climate venture funds. The firm targets so-called Gigacorn companies capable of delivering substantial CO2e savings, aiming for ventures that reduce at least 100 Mt CO2e per year and have the potential to exceed 1 Gt CO2e annually.

Vireo Ventures is a Berlin-based seed- and pre-seed-stage venture capital firm that funds European technology start-ups driving electrification and the green transformation. It focuses on early-stage opportunities in mobility technology, energy, information technology, IoT, advanced manufacturing, and related sectors, and provides long-term support to help portfolio companies scale in a decarbonized economy.

ArcTern Ventures is a Toronto-based venture capital firm that provides early-stage capital to cleantech startups. It partners with MaRS to support breakthrough ideas in clean energy, energy efficiency and storage, circular economy, advanced manufacturing and materials, mobility, and food systems. The firm evaluates opportunities globally, with a focus on North America and Europe, and pursues ESG and climate-related impact investments. Through multiple funds, including Fund III, ArcTern targets technology-enabled solutions across sectors such as renewable energy, sustainable mobility, circular economy, industrial decarbonization, and agriculture technology.

NGP Energy Capital Management is a private investment firm focused on energy. Founded in 1988 and based in Irving, Texas, it manages a family of private equity funds and makes direct equity investments across the oil and gas value chain, including production, acquisition, exploration and development drilling, midstream services, energy efficiency, and power technology, as well as related energy businesses. The firm also pursues opportunities in water resources and services, food and agriculture, and coastal protection. It primarily targets North American companies, including the United States, Canada, and parts of the Caribbean and Central America, with typical investment sizes from 2 million up to 500 million dollars. It may co-invest in direct oil and gas property interests alongside portfolio companies and maintains offices in Houston, London, Santa Fe, and Stamford to support a broad geographic reach.