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.

Nucleation Capital is a venture capital firm based in Menlo Park, California. It focuses on investing in advanced nuclear technology and deep decarbonization sectors across the United States, Canada, and the United Kingdom.

CEA Investissement is a venture capital arm of Commissariat à l'Energie Atomique, specializing in seed and early-stage investments. It focuses on companies commercializing innovations from CEA or operating in technology sectors where CEA is active in research and development, such as life sciences, micro/nanotechnologies, new energy technologies, security, materials, biotech/medtech, systems, and software. Based in France with offices in Grenoble and Paris, the firm typically invests between €0.2 million to €0.8 million, co-investing with others and seeking a minority stake and board seat.

NexGen Energy is a Canadian uranium exploration and development company focused on acquiring, evaluating, and developing uranium properties in Canada, with projects in the Athabasca Basin, Saskatchewan. The company holds a 100% interest in the Rook I project, a large land package comprising 32 contiguous mineral claims covering about 35,065 hectares in the southwest Athabasca Basin. Its flagship property is the Radio Uranium Project in the Athabasca Basin. Headquartered in Vancouver, British Columbia.

Founded in 2017, Starlight Ventures is a venture capital firm based in Miami, Florida. It invests globally in early-stage companies addressing global challenges through breakthrough science and technology, focusing on areas such as energy transition, synthetic biology, space technology, and novel computing platforms.

Founders Fund is a San Francisco-based venture capital firm that backs science and technology companies across multiple stages, from seed to late-stage. It pursues transformative technologies and follows a founder-friendly investment approach that provides substantial support with minimal interference. The firm invests in ventures solving difficult problems across sectors such as aerospace and transportation, artificial intelligence, advanced computing, energy, healthcare, biotechnology, cybersecurity, fintech, consumer internet, software, robotics, and related technology fields. It has backed notable companies early, including SpaceX, Palantir, and Facebook, reflecting a history of partnering with ambitious founders to scale breakthrough technologies.

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.

Founded in 1995, Bayern Kapital is a venture capital firm based in Landshut, Germany. It specializes in growth capital investments, focusing on high-tech companies in sectors such as biotechnology, IT, and environmental technology. The firm primarily invests in small and medium-sized companies located exclusively in Bavaria, with typical investment amounts ranging from €0.25 million to €9 million.

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.

Alumni Ventures Group is a venture capital firm based in Manchester, New Hampshire, with offices across North America. It provides access to venture investing for individual accredited investors, particularly alumni networks, by offering diversified portfolios of venture opportunities and allowing members to invest alongside fellow alumni in ventures led by peers. The firm backs early-stage and later-stage opportunities across technology, consumer, healthcare, financial services, and other sectors, with a sector- and geography-agnostic approach. It typically invests between $10,000 and $3 million per deal and emphasizes the involvement of alumni connections and an institutional lead investor in opportunities. Alumni Ventures also offers focused funds to broaden participation, enabling accredited investors to access venture portfolios diversified by type, sector, stage, and geography. The model aims to democratize access to venture capital while maintaining rigorous selection standards through alumni networks.

Founded in 2011, DCVC is a venture capital firm based in Palo Alto, California. The firm invests in early-stage companies utilizing deep tech to solve complex problems across sectors such as artificial intelligence, exascale computing, climate, engineering, materials science, robotics, space, water, biology, defense, and security.

SHINE develops and deploys fusion-based technology to produce medical isotopes and neutron sources. Its processes generate molybdenum-99, a precursor to technetium-99m used in diagnostic imaging, and lutetium-177 for diagnostic and therapeutic use, along with iodine-131 and iodine-125 for thyroid treatment and brachytherapy, and xenon-133 for lung and brain imaging. The company’s systems also provide neutron sources for industrial imaging, radiation-effects testing, and fusion materials research. In addition to medical isotopes, SHINE aims to recycle nuclear waste and advance fusion power as a source of clean energy. The business serves health care and industrial customers worldwide. SHINE is based in Janesville, Wisconsin, with an office in Alkmaar, Netherlands.

Paragon Energy Solutions specializes in providing technology products and services tailored for commercial nuclear power plants. The company offers industry certifications, broad engineering capabilities, operational expertise, software tools, and delivers solutions that have proven to reduce costs, optimize inventory management, enhance process efficiency, and mitigate obsolescence.

Established in 2017, Karatage is a London-based venture capital firm focusing on seed, early, and later-stage investments.

Framework Ventures is a San Francisco-based venture capital firm founded in 2019 that invests in companies building and enabling cryptocurrency, decentralized finance, blockchain infrastructure, gaming and related technologies. The team includes technologists, researchers and investors who develop products and services to support open blockchain networks and participate in their growth. The firm operates as a registered investment adviser.

Lifeline Ventures is a Helsinki-based venture capital firm that concentrates on early-stage investments in health, games, web and technology sectors. Founded in 2009 by serial entrepreneurs, the firm partners with founders from the earliest days and primarily targets opportunities in Finland, while pursuing select investments abroad. It supports inception-to-Series A rounds and typically commits between €0.15 million and €2 million per deal.

Established in 2022, Positron Ventures is a Dutch venture capital firm headquartered in Amsterdam. It focuses on investing in life science and technology startups with the potential to drive significant advancements in environmental sustainability or health.

Founded in 2021, Climentum Capital is a venture capital firm based in Copenhagen, Denmark. It invests in European seed and series A climate tech companies, focusing on sustainable, low-carbon, and circular industries.

Tengelmann Ventures is an early-stage venture capital firm based in Essen, Germany, established in 2009. The firm focuses on empowering the next generation of consumer-centric entrepreneurs in both business-to-consumer and business-to-business sectors. Tengelmann Ventures invests in early-stage companies that operate within the realms of consumer internet, digital services, and emerging technologies, aiming to support innovative solutions and drive growth in these dynamic fields.

Khosla Ventures is a California-based venture capital firm founded in 2004 by Vinod Khosla. It provides capital and strategic guidance to startups across stages, focusing on technology-driven companies in areas such as artificial intelligence, climate and sustainability, enterprise software and services, fintech, digital health, medical technology and diagnostics, therapeutics, consumer products, and frontier technologies. The firm backs bold ventures with the potential to disrupt markets and improve lives, supporting companies from early to growth stages and working closely with entrepreneurs to apply science, technology and innovative business models. While primarily investing in North American technology companies, Khosla Ventures pursues opportunities globally and emphasizes experimentation and impact alongside financial returns. The firm also maintains related impact initiatives that support entrepreneurs addressing socio-economic challenges in emerging markets.

Westwater Resources is a company focused on developing energy-related materials, including battery-grade graphite and uranium projects. It advances battery materials through its Coosa Graphite Project and Coosa Graphite Mine in Alabama and holds lithium-bearing mineral properties in Nevada and Utah, with expansion following the acquisition of AGC. The company also develops uranium projects in Texas, New Mexico and the Republic of Turkey, reflecting diversification into energy minerals and related mining activities.

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.

Founded in 2005, True Ventures is a Silicon Valley-based venture capital firm investing in early-stage technology startups. With over $3 billion under management, they focus on seed and Series A financing across sectors like commerce, consumer, hardware, health, and infrastructure technologies.

Innovating Capital is a venture capital firm backed by a family office that invests in disruptive technologies across enterprise sectors. Based in New York City, with activities in Greenwich, Connecticut, it supports start-ups through growth-stage companies in areas including enterprise infrastructure, digital health, manufacturing, cybersecurity, financial technologies, and insurance technology, seeking to back ventures with potential for scale and impact.

Founded in 2019, TitletownTech is an early-stage venture capital firm based in Green Bay, Wisconsin. It invests in bold entrepreneurs solving meaningful problems across six verticals: sports, media & entertainment; digital health; agriculture, water & environment; manufacturing & construction; supply chain & logistics; and cross-industry technology, with a focus on the Midwest.

Shenzhen Capital Group Co., Ltd (SCGC) is a venture capital firm founded in 1999 by the Shenzhen Government. The company is dedicated to fostering national industries, developing national brands, and promoting economic transformation through investments in emerging sectors. SCGC primarily targets small to medium enterprises and innovative high-tech companies, focusing on those in various stages of growth, including startups and those undergoing transformation. Its investment portfolio spans industries that align with national policy support, such as information technology, internet services, new media, biopharmaceuticals, new energy, environmental protection, chemical engineering, and high-end equipment manufacturing. With a registered capital of 5.42 billion RMB and significant assets under management, SCGC has established itself as a leader in the venture capital landscape, having invested in numerous companies, many of which have achieved public listings across global capital markets.

Union Square Ventures is a New York-based venture capital firm founded in 2003 that invests across stages from seed to growth in internet-enabled companies. It concentrates on the applications layer of the web, internet services, and mobile platforms that build large networks and benefit from network effects. The firm seeks opportunities where information technology enables scalable business models in sectors such as media, marketing, fintech, climate tech, cryptonetworks, healthcare, and IT-enabled services. Typical initial investments start around $1 million, with larger commitments in select Series A rounds and total checks often reaching up to $20 million per company. It aims to lead investments and maintains active involvement with founders. Primary focus markets include New York, San Francisco, London, and Berlin, reflecting a global footprint with network-driven growth.

Founded in Tokyo in 1998, Global Brain is a venture capital firm focusing on seed to late-stage investments across various sectors globally. They have invested in over 300 startups, facilitating 25 IPOs and 61 M&As through hands-on support services.

Established in 2005, SMBC Venture Capital is a Tokyo-based corporate venture capital arm of Sumitomo Mitsui Banking Corporation. It invests primarily in early-stage companies operating within the information technology, life sciences, services, and manufacturing sectors.

Lightspeed Venture Partners is a global venture capital firm based in Menlo Park that funds early-stage and growth-stage companies across consumer, enterprise technology, fintech, cleantech, healthtech, and software sectors. The firm backs startups from seed through expansion rounds, providing capital and strategic guidance to help entrepreneurs scale. It operates internationally with offices in the United States, China, India, and Israel, and has a history of investing in software, mobile, data, internet, and technology-enabled services. Lightspeed emphasizes identifying emerging trends, supporting talented teams, and pursuing opportunities in areas such as enterprise infrastructure, digital platforms, and consumer technologies. The firm seeks to partner with ambitious founders to accelerate product development, go-to-market execution, and global growth.

Kyoto University Innovation Capital Co., Ltd. (Kyoto iCAP) is a venture capital firm established in December 2014, wholly funded by Kyoto University. Located in Kyoto, Japan, the firm focuses on providing investment and support to startups emerging from Kyoto University, with an emphasis on commercializing research outcomes and technologies developed by its researchers. Kyoto iCAP specializes in various sectors, including healthcare, medical devices, biotechnology, drug discovery, internet of things, artificial intelligence, machinery, clean technology, energy, new materials, food, and agriculture. The firm aims to bridge the gap between academic research and marketable innovations, fostering the growth of spin-off companies that leverage the university's intellectual assets.

Founded in 1979, Industrifonden is a Swedish venture capital firm focusing on early-stage investments in technology and life science companies with international potential. It invests in sectors such as internet and media, information technology, telecom, mobile, electronics, industrial growth, pharmaceuticals, medical technology, manufacturing, and established service companies. The firm typically invests between SEK 5 million to SEK 145 million per company, seeking ownership interests of between 15% and 50%. It actively co-invests with other regional venture capital firms and usually exits its investments within five to ten years.

New System Ventures is a venture capital firm established in 2023 and located in New York, New York. The firm is dedicated to accelerating the global transition to a decarbonized economy by focusing on early-stage climate technologies. Its investment strategy encompasses various sectors, including mobility, energy, and industry, along with related technologies and services. By targeting innovative solutions within these areas, New System Ventures aims to contribute to the broader efforts of mitigating climate change and promoting sustainable development.

Steel Atlas is an investment firm focused on software and hardware technologies.

Future Ventures is a venture capital firm located in Los Altos, California, that focuses on early-stage investments in disruptive technologies. The firm targets a diverse range of sectors, including fusion energy, commercial space exploration, deep learning, quantum computing, robotics, artificial intelligence, synthetic biology, cellular agriculture, sustainable transportation, and computational biology. Future Ventures has a history of backing innovative companies, with its founders having led investments in firms that have achieved significant milestones such as successful IPOs and acquisitions totaling over $16 billion. Notable early investments include companies like Memphis Meats, Mythic, Nervana, Planet, Rethink Robotics, Skype, SpaceX, Tesla, and Zoox, with current board positions held in SpaceX, Tesla, and D-Wave.

Founded in 2010, Région Sud Investissement is a venture capital firm based in Marseille, France. It provides venture capital investments, participatory loans, and convertible loans to startups across France with a focus on the South Region.

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.

PDENH is an investment management firm based in Amsterdam, Noord-Holland, that focuses on venture capital and private equity investments. Founded in 2014, the firm aims to identify and support innovative companies and projects, providing the necessary capital and expertise to foster growth and development in various sectors.

Mithril Capital Management, established in 2012 and headquartered in Austin, Texas, is a global venture capital firm. It invests in growth-stage companies across various sectors and geographies, with a focus on technology-driven businesses. Mithril partners with innovative teams building transformative and durable companies, often in sectors ripe for disruption. As a Registered Investment Adviser, Mithril takes a long-term approach to investing, providing capital and support to help these companies thrive.

Decisive Point is a New York-based venture capital firm that backs technology companies serving government, public safety, and defense. Founded in 2018, it targets investments across technology, defense, energy, security, health, and infrastructure, with a focus on founders who pursue solutions to national challenges. The firm helps portfolio companies navigate the federal market and scale products for both government and commercial customers, connecting teams with potential customers, partners, and policymakers to accelerate development and deployment of innovative technologies that address public needs.

DBJ Capital is the corporate venture capital arm of the Development Bank of Japan, founded in 2010 through the merger of two DBJ Group venture firms. As a subsidiary of the Development Bank of Japan, DBJ Capital mobilizes the bank's full network to support investments in frontier technologies and new business models aimed at global growth, spanning industries and scales. It provides investment solutions ranging from growth-focused equity to financing schemes and assists venture startups through a value enhancement team that helps commercialize intellectual property and university- or research-developed technologies. The firm focuses on technology-driven and knowledge-intensive companies, including frontier tech, information technology services, biotechnology and healthcare, and other industrial sectors, with the aim of contributing to Japan's economic revival by helping investee firms grow and create new industries. Based in Tokyo, DBJ Capital operates as a corporate venture capital investor under the Development Bank of Japan.

Founded in 2020, Heran Partners is a Belgian venture capital firm focused on investing in healthcare technology, medical technology, deep tech, and digital health sectors. The firm provides venture and growth capital alongside expertise, mentorship, and network support to European HealthTech startups and scale-ups with strong technology platforms and market potential.

LUMO Labs is an impact-driven venture capital firm and venture builder based in Eindhoven, Netherlands, with an office in Los Angeles. Founded in 2020, it backs early to growth-stage ventures through a multi-stage investment approach and operates a two-year growth program to accelerate founding teams. It emphasizes technologies such as AI, data, software, hardware, blockchain, robotics, drones, IoT, VR/AR and security, and focuses its portfolio on ventures aiming to solve social challenges. The firm prioritizes sectors including sustainable cities and communities, health and wellbeing, and quality education, offering startups access to capital, expertise, and an expansive network to help scale. By combining investment with hands-on support and collaboration, LUMO Labs seeks to advance startups that deliver measurable social and technological impact.

Boost VC is an early-stage venture capital firm based in San Mateo, California. Founded in 2012 by Adam Draper and Brayton Williams, the firm focuses on deep tech startups across the United States, including aerospace, robotics, hardware and software, bio/health, energy and climate, crypto, defense, space, artificial intelligence, and immersive technologies such as augmented and virtual reality. It typically participates in pre-seed and very early rounds, often leading initial investments in technology companies at the earliest stages of development, and it manages around $200 million in assets.

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.

At One Ventures is a San Francisco–based venture capital firm that backs early-stage companies using disruptive deep technologies to upend the unit economics of established industries while dramatically reducing their environmental footprint. It seeks companies that pursue a world where humanity is a net positive to nature and looks for regenerative business models with potential to be healthy, scalable, and durable. The firm targets sectors including energy, cleantech, climate tech, ag-tech, food tech, technology, consumer products and services, and both B2B and B2C markets, primarily at seed and Series A stages, with a focus on products and services that can transform industries and advance planetary health.

EQT Ventures is a European venture capital firm based in Stockholm, Sweden, with offices in London, Berlin, Paris, Amsterdam and San Francisco. It backs bold and ambitious founders across Europe and the United States at seed, early and growth stages, with a focus on information technology and SaaS. The firm provides hands-on support and strategic guidance beyond capital to help portfolio companies scale, and it uses its in-house artificial intelligence platform, Motherbrain, to drive a data-driven approach to identifying opportunities and accelerating growth.

Earth Venture Capital is a venture capital firm based in Ho Chi Minh City, Vietnam, focused on investing in climate tech startups that aim to decarbonize Emerging Asia. Established in 2021 during the Covid-19 lockdowns, the firm is driven by the conviction that science and economics are crucial for addressing environmental challenges. Earth VC targets seed, early, and later-stage companies, offering comprehensive support that includes market access, strategic hiring, and fundraising guidance. By prioritizing sustainable innovations over traditional growth metrics, Earth VC seeks to facilitate the development of breakthrough technologies that contribute to solving the climate crisis and promoting sustainable progress within the Asia-Pacific region.

Founded in 2015, Knollwood Investment Advisory is a venture capital firm based in Hunt Valley, Maryland. It specializes in financing early-stage companies operating within the internet security sector.

Established in 2021, Mirana is a venture capital firm headquartered in Tortola, British Virgin Islands. It specializes in investing in Web3 technologies, cryptocurrency, and blockchain sectors.