# Top 50 CleanTech VC (Venture Capital) Funds in May 2026

## Chalmers Ventures AB
- Type: VC Fund
- Location: Göteborg, Vastra Gotaland, Sweden
- Relevant deals: 11
- Stages: Pre-Seed, Seed
- Focus: Software, Energy, Health Care

We are a leading tech investor & venture builder in the Nordics. Taking deep tech from lab to market.WELCOMEINVESTMENTS

## Third Sphere
- Type: VC Fund
- Location: Brooklyn, New York, United States
- Relevant deals: 11
- Stages: Seed, Pre-Seed, Convertible Note
- Focus: Software, Real Estate, Transportation

Early-stage fund focused on rapid, scalable climate action and targeting outsized impact and outsized returns.

## Khosla Ventures
- Type: VC Fund
- Location: Menlo Park, California, United States
- Relevant deals: 8
- Stages: Series A, Series B, Seed
- Focus: Software, Health Care, Artificial Intelligence

Khosla Ventures invests in companies that are bold, early and impactful. The firm was started in 2004 by Vinod Khosla, co-founder of Sun Microsystems, to provide venture assistance to entrepreneurs. Headquartered in Menlo Park, Calif., Khosla Ventures invests in a range of areas including AI, climate, sustainability, enterprise, consumer, fintech,digital health, medtech and diagnostics, therapeutics and frontier technology.

## MIG Capital
- Type: VC Fund
- Location: München, Bayern, Germany
- Relevant deals: 8
- Stages: Series A, Series B
- Focus: Biotechnology, Health Care, Pharmaceutical

Zusammen gestalten wir die Unternehmen von morgen.

## Kleiner Perkins
- Type: VC Fund
- Location: Menlo Park, California, United States
- Relevant deals: 8
- Stages: Series B, Series A, Series C
- Focus: Software, Health Care, Information Technology

Kleiner Perkins is an American venture capital firm headquartered on Sand Hill Road in Menlo Park in Silicon Valley.

## Valo Ventures
- Type: VC Fund
- Location: Palo Alto, California, United States
- Relevant deals: 7
- Stages: Series A, Series B, Seed
- Focus: SaaS, Software, Manufacturing

Valo Ventures is a thesis-driven venture capital firm investing in North America and Europe. Our mission is "investing for a brighter future" and we do this by focusing on four catalyzing megatrends: climate change, circular economy, autonomy and empowered people. We identify and support entrepreneurs who are applying digital technologiesto create long term economic, environmental and social value. Learn more at www.valoventures.org.

## Par Equity
- Type: VC Fund
- Location: Edinburgh, Edinburgh, City of, United Kingdom
- Relevant deals: 7
- Stages: Seed, Series A
- Focus: Software, Information Technology, Computer

Founded in 2008, Par Equity is a venture capital firm that backs the most innovative, high growth technology companies in the North of the UK. Based in Edinburgh, Par invests across Northern England, Northern Ireland and Scotland.

## Speedinvest
- Type: VC Fund
- Location: Vienna, Wien, Austria
- Relevant deals: 7
- Stages: Seed, Series A, Pre-Seed
- Focus: Software, FinTech, Financial Services

Speedinvest is one of Europe’s most active early-stage investors, with more than €1bn AUM, 40 investors, and offices in Berlin, London, Munich, Paris, Vienna and San Francisco. Your success is our priority, so we don’t just send some money and "check in" at board meetings. Our mission is to empower you with game-changing support throughevery stage of your journey. Our focused investment teams know your industry inside and out. Their Deep Tech, Fintech, Industrial Tech, Network Effects, Digital Health and Subscriptions experience, know-how and deep networks are yours from day one. You also have full access to our in-house Platform+ team of operational experts who can provide tailored growth marketing, people (HR), US business development, and networking support throughout every stage of your journey.

## Breakthrough Energy Ventures
- Type: VC Fund
- Location: Paris, Ile-de-France, France
- Relevant deals: 7
- Stages: Series A, Series B
- Focus: Energy, Renewable Energy, Manufacturing

Focused on developing and deploying the critical climate solutions our world needs to reach net-zero emissions by 2050.

## Collaborative Fund
- Type: VC Fund
- Location: New York, New York, United States
- Relevant deals: 7
- Stages: Seed, Series A
- Focus: Food and Beverage, Health Care, Software

Collab Fund is a leading source of capital for entrepreneurs pushing the world forward.

## Energy Impact Partners
- Type: VC Fund
- Location: New York, New York, United States
- Relevant deals: 7
- Stages: Series A, Series B, Series C
- Focus: Software, Energy, Renewable Energy

Energy Impact Partners (EIP) is a collaborative strategic investment firm that invests in companies optimizing energy consumption and improving sustainable energy generation. Through close collaboration with its strategic investor base, EIP seeks to bring the best companies, buying power and vision in the industry to bear on the emerging energy landscape.

## Antler
- Type: VC Fund
- Location: Singapore, Central Region, Singapore
- Relevant deals: 7
- Stages: Pre-Seed, Seed, Series A
- Focus: Software, Information Technology, SaaS

Build your next company with Antler, a global day zero investor enabling exceptional founders to start great companies, from the very beginning. Apply now!

## Shell Ventures
- Type: VC Fund
- Location: Rijswijk, Zuid-Holland, The Netherlands
- Relevant deals: 6
- Stages: Series A, Series B
- Focus: Energy, Renewable Energy, Software

Shell Ventures invests in companies to speed up development and deployment of new technologies which complement our business.

## Chrysalix Venture Capital
- Type: VC Fund
- Location: Vancouver, British Columbia, Canada
- Relevant deals: 6
- Stages: Series B, Series A
- Focus: Energy, Manufacturing, CleanTech

Leading global venture capital fund that invests in resource intensive industries across North America and Europe.

## Parkwalk Advisors
- Type: VC Fund
- Location: London, England, United Kingdom
- Relevant deals: 6
- Stages: Seed, Series A, Series B
- Focus: Biotechnology, Health Care, Software

Parkwalk is a London-based fund management firm. Parkwalk invests in UK technology companies that have IP backing and freedom to operate, generally spun out of UK universities. Their funds seek to generate capital gains for their investors, enhanced by the attractive tax relief provided by EIS. Parkwalk entered this investment sector in 2009,anticipating a wave of tax-efficient incentives launched by the UK Government to stimulate innovative emerging technology companies and thereby help drive economic growth.Parkwalk utilises academic, technology transfer, venture capital and personal networks developed over many years to gain access to the highest calibre deal-flow. In 2017 Parkwalk joined forces with IP Group plc, a leading intellectual property commercialisation company that is listed on the Main Market of the London Stock Exchange under the ticker symbol IPO. As at March 2019 the combined group has net assets of £1.2bn.

## Climate Capital
- Type: VC Fund
- Location: San Francisco, California, United States
- Relevant deals: 6
- Stages: Seed, Pre-Seed, Series A
- Focus: Sustainability, Manufacturing, Biotechnology

Climate Capital is an investment firm that supports companies that directly or indirectly reduce global greenhouse gas emissions.

## Active Impact Investments
- Type: VC Fund
- Location: North Vancouver, British Columbia, Canada
- Relevant deals: 6
- Stages: Seed, Series A, Pre-Seed
- Focus: Software, SaaS, CleanTech

We support environmental resiliency through profitable investment. We provide capital and talent to accelerate the growth of early-stage climate tech ventures catalyzing the transition from finite to infinite sources of energy, food, water & products.

## Blackhorn Ventures
- Type: VC Fund
- Location: Boulder, Colorado, United States
- Relevant deals: 5
- Stages: Seed, Series A, Series B
- Focus: Software, Information Technology, Artificial Intelligence

Blackhorn Ventures is a collective of experts that invests in companies that are redefining resource efficiency in industrial sectors.

## Stout Street Capital
- Type: VC Fund
- Location: Denver, Colorado, United States
- Relevant deals: 5
- Stages: Seed, Series A
- Focus: Software, SaaS, Enterprise Software

Colorado Venture capital firm with a focus on early-stage technology companies innovating in software, fin tech, advanced materials, robotics, and AI.

## SVG Ventures
- Type: VC Fund
- Location: Los Gatos, California, United States
- Relevant deals: 5
- Stages: Pre-Seed, Seed
- Focus: AgTech, Agriculture, Farming

We work with leading corporations, startups, universities, and growers to solve the biggest challenges facing the agtech and foodtech industries.

## Innovacorp
- Type: VC Fund
- Location: Halifax, Nova Scotia, Canada
- Relevant deals: 5
- Stages: Seed, Grant
- Focus: Software, Information Technology, Health Care

Innovacorp is an early-stage venture capital firm that helps knowledge-based startups commercialize their technologies in the global marketplace. It invests in early stage Nova Scotia entrepreneurs, combining venture capital with business mentoring and incubation facilities.
Innovacorp was established in 1995 and based in Halifax, Canada.

## DCVC
- Type: VC Fund
- Location: San Francisco, California, United States
- Relevant deals: 5
- Stages: Seed, Series A, Series B
- Focus: Software, Artificial Intelligence, Health Care

We are deep tech venture capital.

## Sustainable Ocean Alliance
- Type: VC Fund
- Location: San Francisco, California, United States
- Relevant deals: 5
- Stages: Seed, Pre-Seed
- Focus: Sustainability, CleanTech, Marine Technology

SOA develops leaders, cultivates ideas, and accelerates solutions to the biggest problems facing our ocean through the  Leadership and Accelerator programs

## 468 Capital
- Type: VC Fund
- Relevant deals: 5
- Stages: Seed, Series A, Pre-Seed
- Focus: Software, Artificial Intelligence, Information Technology

468 Capital is a Berlin and San Francisco based technology investment firm. We support leading software, AI and internet growth companies across multiple investment stages.

## Clean Energy Ventures
- Type: VC Fund
- Location: Boston, Massachusetts, United States
- Relevant deals: 5
- Stages: Series A, Seed, Convertible Note
- Focus: Energy, Manufacturing, Renewable Energy

Clean Energy Ventures invests in scalable early-stage climate tech startups and clean energy technologies addressing global climate change.

## Business Finland
- Type: VC Fund
- Location: Helsinki, Southern Finland, Finland
- Relevant deals: 5
- Stages: Seed, Grant
- Focus: Software, Information Technology, SaaS

Business Finland finances business R&D projects and public research projects at universities, research institutes and universities of applied sciences. Read more about R&D and business funding.

## SaaS Ventures
- Type: VC Fund
- Location: Washington, District of Columbia, United States
- Relevant deals: 5
- Stages: Seed, Series A, Pre-Seed
- Focus: Software, Information Technology, SaaS

We are enterprise software experts. We look to co-invest with strong leads, bringing our network of coinvestors and next round investors as well as enterprise software expertise to add value. We see ourselves as partners who can fill out a round quickly and be a positive influence, and non-competitive as we don't lead or take significantstakes in our portfolio companies. We generally write a small check into rounds of $750k-$3M that are mostly full, being low pain-in-the-ass to entrepreneurs compared to relatively high value add. Having been entrepreneurs, we know that's the most important part.While we'll invest anywhere in the US, we love "second tier markets" that can still support major exits but attract relatively less venture funding: Chicago, Toronto, DC, Baltimore, Atlanta, etc etc!

## Social Capital
- Type: VC Fund
- Location: Palo Alto, California, United States
- Relevant deals: 5
- Stages: Seed, Series A, Series B
- Focus: Software, FinTech, SaaS

At Social Capital, we make big bets on transformational ideas, technology, and people.

## Clean Energy Venture Group
- Type: VC Fund
- Location: Brookline, Massachusetts, United States
- Relevant deals: 5
- Stages: Series A, Seed
- Focus: Energy, Renewable Energy, Manufacturing

CEVG is an angel investor collective that invest in and mentors early-stage cleantech and climatetech startups across North America.

## Contrarian Ventures
- Type: VC Fund
- Location: Vilnius, Vilniaus Apskritis, Lithuania
- Relevant deals: 5
- Stages: Seed, Series A, Pre-Seed
- Focus: Software, Information Technology, Energy

We are a hands-on, community-focused and founders vetted early-stage sustainable energy transition focused VC in Europe & Israel

## Horizons Ventures
- Type: VC Fund
- Location: Hong Kong, Hong Kong Island, Hong Kong
- Relevant deals: 5
- Stages: Series A, Series B, Seed
- Focus: Biotechnology, Artificial Intelligence, Software

Investing in the deep science and technology that can propel humanity towards a radically better future.

## Powerhouse Ventures
- Type: VC Fund
- Location: Oakland, California, United States
- Relevant deals: 5
- Stages: Seed, Series A, Pre-Seed
- Focus: Software, Energy, Solar

Powerhouse Ventures
backs entrepreneurs building the digital infrastructure for rapid decarbonization.

## Social Impact Capital
- Type: VC Fund
- Location: New York, New York, United States
- Relevant deals: 4
- Stages: Seed, Pre-Seed
- Focus: Biotechnology, Information Technology, Nanotechnology

Social Impact Capital specializes in investments that can deliver top decile returns in addition to a positive social impact. We focus on the "essentials of human need" — energy, water, food, health, environment, education, housing, access to capital, and social justice.We're a finance-first social impact venture capital firm,focusing on early-stage investment (Seed, Series A). We invest in high-growth companies where the driver of the business model is a social good.A top decile early-stage VC, we are a generalist firm with specialist due diligence capabilities: we leverage a broad network of advisors and venture partners with specific domain expertise.For more information about our firm, please contact hello@impcapital.com.

## Superangel
- Type: VC Fund
- Location: Tallinn, Harjumaa, Estonia
- Relevant deals: 4
- Stages: Seed, Pre-Seed, Series A
- Focus: Artificial Intelligence, Software, FinTech

Early-stage investments from entrepreneurs to entrepreneurs. Our companies include Bolt, Veriff, Fortumo and many more. 10x@superangel.io

## Ideaship
- Type: VC Fund
- Location: Portland, Oregon, United States
- Relevant deals: 4
- Stages: Seed, Pre-Seed
- Focus: Software, Health Care, Information Technology

Ideaship maximizes the potential of your enterprise value in relation to fundraising, go-to-market, and liquidity.

## Atlantic Canada Opportunities Agency
- Type: VC Fund
- Location: Moncton, New Brunswick, Canada
- Relevant deals: 4
- Stages: Debt Financing, Grant, Seed
- Focus: Software, Health Care, Information Technology

The Atlantic Canada Opportunities Agency works to create opportunities for economic growth in Atlantic Canada by helping businesses become more competitive, innovative and productive, by working with diverse communities to develop and diversify local economies, and by championing the strengths of Atlantic Canada. Together, with Atlantic Canadians,we are building a stronger economy.

## Acequia Capital (AceCap)
- Type: VC Fund
- Location: Seattle, Washington, United States
- Relevant deals: 4
- Stages: Seed, Series A, Pre-Seed
- Focus: Software, Information Technology, Artificial Intelligence

We are a leading early-stage investment platform. We are at the center of a global ecosystem that attracts and fuels the technical founders and product teams building the next wave of global businesses.

## Business Development Bank of Canada
- Type: VC Fund
- Location: Montréal, Quebec, Canada
- Relevant deals: 4
- Stages: Series A, Seed
- Focus: Software, Information Technology, Manufacturing

We are BDC, the bank for Canadian entrepreneurs. We support small and medium-sized businesses in all industries and at every stage of growth with money and advice. We are the Business Development Bank of Canada. 

## SE Ventures
- Type: VC Fund
- Location: Menlo Park, California, United States
- Relevant deals: 4
- Stages: Series B, Series A
- Focus: Energy, Manufacturing, Internet of Things

Innovation at the Edge program provides funding, support, networks and resources to innovative startups and entrepreneurs to bring their bold ideas to life.

## ONE WORLD Impact Investments LLC
- Type: VC Fund
- Location: Palo Alto, California, United States
- Relevant deals: 4
- Stages: Seed, Series A, Series B
- Focus: Education, Health Care, Software

ONE WORLD provides training & investment capital to social impact enterprises. The mission of ONE WORLD is to scale social impact and improve the lives of individuals globally. In January 2017, ONE WORLD launched its impact seed fund focused on early-stage for-profit companies that are addressing social or environmental challenges. As ofJanuary 2022, the portfolio has 25 active investments, has participated in 15 follow-on rounds of financing, and has had 2 exits.

## Foundation for Technological Innovation (FIT)
- Type: VC Fund
- Location: Lausanne, Vaud, Switzerland
- Relevant deals: 4
- Stages: Debt Financing, Grant, Seed
- Focus: Health Care, Biotechnology, Information Technology

The Foundation for Technological Innovation (FIT) has been helping startups since 1994, encourages entrepreneurship & supports innovation.

## Oxford Science Enterprises
- Type: VC Fund
- Location: Oxford, Oxfordshire, United Kingdom
- Relevant deals: 4
- Stages: Seed, Series A
- Focus: Biotechnology, Health Care, Software

Oxford Sciences Innovation is the world’s largest university-partnered venture firm. We work with the University of Oxford to build companies that create fundamental technologies: science-based businesses capable of tackling the planet’s toughest problems. We invest in life science, AI and software, healthcare, and deep tech to create companiestaking on challenges like nuclear fusion, quantum computing and developing treatments and cures for infectious diseases. Founded in 2015, we’ve raised over £600M to create a world-class technology ecosystem, and combine our deep experience with a network of investors, entrepreneurs and sector-experts to find co-investment, build businesses, and hire senior management talent.

## Firelake Capital Management
- Type: VC Fund
- Location: Palo Alto, California, United States
- Relevant deals: 4
- Stages: Series A, Series C, Series B
- Focus: Solar, Energy, Manufacturing

Firelake Capital Management is a fund with a "hybrid" portfolio of private and public investments in information technology, energy technology, and material science. The public holdings focus on technological innovation and scalability for self-funding. The private companies develop "Edge technologies" to meet futurefundamental needs.

## RockPort Capital
- Type: VC Fund
- Location: Boston, Massachusetts, United States
- Relevant deals: 4
- Stages: Series C, Series B, Series A
- Focus: Energy, Manufacturing, Software

RockPort Capital is a multi-stage venture capital firm that invests in the areas of alternative and traditional energy, mobility, and sustainability. For more than a decade RockPort has partnered with entrepreneurs to foster growth and create value in a broad range of industrial and consumer facing companies whose technologies and products provideinnovative solutions to significant worldwide markets. RockPort has a collaborative approach to investing, deep domain expertise, and insights into all aspects of energy and cleantech. With offices in Boston and Menlo Park, RockPort is globally recognized as being among the largest and most established energy-focused venture capital firms.

## Cassa Depositi e Prestiti
- Type: VC Fund
- Location: Rome, Lazio, Italy
- Relevant deals: 4
- Stages: Pre-Seed, Seed
- Focus: CleanTech, InsurTech, B2B

The Cassa depositi e prestiti Group is the national promotional institution that has supported the Italian economy since 1850

## Right Side Capital Management
- Type: VC Fund
- Location: San Francisco, California, United States
- Relevant deals: 4
- Stages: Seed, Pre-Seed, Convertible Note
- Focus: Software, SaaS, Health Care

Right Side Capital Management is a venture capital firm that helps startups build their company. It invests exclusively in the pre-seed round of technology startups and makes 75-100 investment per year. The firms prefers to invest in diversified technology sectors such as the internet and cloud companies.RSCM was established in 2010 and is basedin San Francisco, California.

## Export Development Canada
- Type: VC Fund
- Location: Ottawa, Ontario, Canada
- Relevant deals: 4
- Stages: Series B, Series A
- Focus: Software, Renewable Energy, Manufacturing

Export Development Canada (EDC) is a Crown corporation dedicated to assisting Canadian businesses of all sizes in achieving global success. It provides them with the tools they need to grow their business with confidence, including trade knowledge, financial solutions, equity, insurance, and connections.

## Demeter Partners
- Type: VC Fund
- Location: Paris, Ile-de-France, France
- Relevant deals: 4
- Stages: Series A, Private Equity
- Focus: Manufacturing, Energy, Electronics

Demeter is a major player in venture capital and private equity for the ecological transition. We invest from €1m to €30m to support companies at all stages of their development: innovative startups, high growth SMEs and infrastructure projects.

## CDP Venture Capital
- Type: VC Fund
- Location: Rome, Lazio, Italy
- Relevant deals: 4
- Stages: Seed, Series A
- Focus: Software, Health Care, Information Technology

CDP Venture Capital Sgr - National Innovation Fund aims to make venture capital a cornerstone of the country's economic development and innovation, creating the conditions for an overall and sustainable growth of the venture capital ecosystem.

## Central Texas Angel Network
- Type: VC Fund
- Location: Austin, Texas, United States
- Relevant deals: 4
- Stages: Seed, Series A
- Focus: Software, Health Care, Biotechnology

The Central Texas Angel Network (CTAN) is dedicated to providing quality early-stage investment opportunities for accredited Central Texas angel investors and to assisting entrepreneurs and early-stage growth companies by being a quality source of funding, information, networking, advisors and educational resources.

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