Find investors for your cleantech startup or project.

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An online database of over 100 cleantech startup and project investors.

Raising capital is tough, and in cleantech it's even harder. Hopefully our curated list of Venture Capital, Project Finance, and Private Equity firms makes it a bit easier. Every firm in our list has demonstrated an appetite for cleantech investments, and many of them are specifically focused on this space.

You can use the filter buttons below to find the capital partners best suited for you, or just search for relevant terms. If there's a firm we missed or entry we need to edit, be sure to let us know. And if you appreciate what we're doing, feel free to leave a review and help keep the lights on!


Firm invests in technologies from the Americas and Europe that can solve pressing problems in the developing world. Focuses on energy and environment, food safety and supply, access to healthcare and education, and emerging technologies. First $200M fund raised in 2016.

ABB Technology Ventures (ATV) is the venture capital unit of ABB Group. ATV partners with breakthrough technology companies aligned with ABB’s goal to write the future of industrial digitalization and has invested more than $200 million into start-ups spanning a range of sectors including robotics, drones, industrial IoT, AI/machine learning, cybersecurity and distributed energy.

Activate's partnership with MIT Lincoln Lab. Two year incubator wherein fellows collaborate with MIT’s exceptional technical teams, benefitting from their abilities and creativity, working in cross-disciplinary teams to develop advanced technologies for diverse needs. Offers access to a variety of advanced lab equipment. Unrelated to Activate Capital in San Francisco.

Focused on high-growth companies using technology to transform industry. Activate envisions a future with cheaper and cleaner energy, frictionless movement of people and goods, and industrial processes that are intelligent, automated and safe. Firm brings 80+ years of experience building companies both as investors and as founding operators.

Entrepreneurial fellowship managed in partnership between Lawrence Berkeley National Laboratory and Activate, an independent non-profit organization. Since 2015, Berkeley Lab and Activate have supported 56 fellows who have gone on to generate more than $100 million in funding to support their work. Unrelated to Activate Capital in San Francisco.

Venture capital and private equity firm focused on industrial technologies. Launched second $150M fund in 2019.

Sustainable impact firm looking for established, high growth companies that typically have $5M+ revenue. Long-term, involved who are typically involved at the board level and work directly with management teams on strategic priorities from inception to exit.

Venture capital fund that claims to operrate like an accelerator. They have raised 6 funds totaling €520M and have made 67 investments.

Venture capital firm managing $200M+. Fcuses on the $3 trillion ground transportation sector. Offers market intelligence and industry network. Lead or follow-on investor. Typical check size of $0.5-8M.

Firm makes buyout and control investments in lower middle market companies in North America. Focus on self-identified mission-oriented companies as well as more traditional businesses that create positive social impact

German based venture capital are of a leading global renewable energy developer, service supplier, wholesaler and energy solutions provider. Looking for early stage investment opportunities in the energy market all over Europe and Israel. Focus on scalable business models in the areas of digital energy solutions, storage and e-mobility. Well-known player in the renewable energy market, with over 20 years of experience, offering extensive market know-how on a global level, strong network, and access to new markets.

Firm provides funding and support to early-stage companies harnessing innovations in software, data science, and the life sciences to address the challenges of our time, from narrowing the opportunity gap to improving healthcare to reversing climate change. Initial investments of $250k to $750k ($400k is typical first check) in pre-seed and seed-stage companies and reserves 2-3x that amount for follow-on at Series A and later rounds. Invests in 5-7 companies per year and spends a a significant amount of time working with founders to help accelerate success and achieve key milestones for the next round of financing.

Venture capital arm BMW. Portfolio companies benefit from long-term experience, strong reach, and broad network. Invests stage-agnostic, but sweet spot is Series A/B. Likes to lead, but co-invests in strong syndicates too.

Venturing plays a key role in BP’s strategy to tackle the dual challenge of meeting the world’s need for more energy, while at the same time reducing carbon emissions. Leverages investments across a portfolio of relevant technology businesses that will help BP transition to a low carbon company.

Energy focused firm. Typical investment in a particular company ranges from $5-25M, with a standard investment between $1-10M in a single round of financing. We often partner with other venture capital firms and strategic investors to provide additional funding.

Venture capital arm of Breakthrough Energy Coalition. Leverages innovation as broadly as possible. No stage, size, technology, or geography preference. Climate focused. Known to be "patient capital".

One of the largest mission-aligned investment firms in the world. Manages $5B+ in multi-asset class portfolios for families, foundations and institutional investors.

Venture capital arm of mutlinational utility Centrica. Particularly interested in distributed energy, electrification of transport, and increasing convenience and connectivity through data, blockchain and the Internet of Things. Also has a lab/incubator.

Venture capital arm of oil and gas company Chevron. Stated purpose is to use venture capital as a conduit for early access to innovation and to build a pipeline of innovation for Chevron. Recently launched a seventh fund of $90M.

Global venture capital fund focused on resource intensive industries. Invests in intelligent systems, energy technology and resource productivity solutions to deliver outsized financial returns and environmental sustainability.

Impact VC focused on environment, education, safety, and care. Tends to invest in Series A, also invests in Seed rounds via their City Spark fund.

Cleantech incubator at Stonybrook University. Has incubated 30 companies thus far. Supported by the New York State Energy Research and Development Authority (NYSERDA).

Non-profit, Midwest-US focused cleantech VC. Makes seed investments and provides patient, hands-on support to help entrepreneurs scale and succeed. Has invested in 31 companies.

Focus on capital efficient business models requiring less than $50M of total equity financing. Invest in early stage, typically leading the first institutional round. Leverages operating experience and an extensive network of Venture Partners and strategic advisors to support the companies they invest in.

Invests in innovative companies providing technology and services to enterprise customers, with a special focus on the power sector. $148M raised in for most recent fund.

Invests in sustainable consumer goods, advanced recycling technologies and the development of the circular economy. Also has an accelerator, The Center for the Circular Economy. Retailers, manufacturers, food and beverage makers, and CPGs make up their LPs.

Raised $92M fund in 2018. Makes investments in hardware, software, enterprise, consumer, deep technology, fin-tech, and business model innovation. Major themes are Urbanization and Mobility trends, the Clean Energy Transition, Food and Agriculture, and Industrial and Supply Chain innovation.

Venture investing organization within Exelon Corporation, the nation’s leading competitive energy provider. CTV invests in companies representing innovative energy technologies and business models, building a portfolio that represents a broad range of development stages and technology types. Intent of firm is to engage with technology companies that have the potential to complement or disrupt Exelon’s core businesses

Not-for-profit family office network seeking environmentally beneficial investment opportunities.

Longstanding impact VC in California. Areas of focus include cleantech, healthcare, IT, and sustainable products/services. DBL Partners Fund III, a $400 Million fund, is one of the largest impact investing funds in the venture capital asset class.

Early-stage cleantech investor network founded in 2006. Over $37M invested in 98 deals to date. Funding includes equity, capital debt funds, project financing, and innovative revenue-sharing structures.

VC firm focused on companies that contribute to environmental sustainability, are capital efficient (ideally requiring less than $20M to reach profitability), have proven technology (for the most part, they do not take technology risk), and already have commercial traction and revenue. Typical an active, lead investor with an initial investment of $2-5M.

Goldwind Innovation Capital is the corporate Venture Capital arm of Goldwind. The wind turbine manufacturing company headquartered in Beijing, China. The market share is first in China, and second globally. Goldwind also operates its own wind farms globally and 40+ waste water management plants.

Prossano is an impact investing platform that believes that returns don’t have to be sacrificed to create impact. With this premise in mind, Prossano invests in companies that are sustainable (those with a profitable business model that can attract capital to scale and create a large impact) and that look to make an impact ( those producing a product or service that has a positive effect on the planet or society)

Created in 1991 by the Queensland government to serve its long-term investment responsibilities, QIC has grown into a leading long-term specialist manager in alternatives. Focuses on infrastructure, real estate,m and private capital. Also specialises in liquid market solutions, providing multi-asset portfolios, liquid alternatives, active fixed interest and tailored overlays for clients. Manages $60B. Suitable for funding a large pipeline of projects.

Invests in high-growth companies creating a healthier, smarter and cleaner future. Experienced venture capital investors who have been at the forefront of impact investing since 1999. Team has invested in over 60 ventures, bringing time-tested perspective and expertise to partnerships with entrepreneurs.

Techstars and The Nature Conservancy are seeking for-profit entrepreneurs with commercially viable technologies that can rapidly scale to help sustainably provide food and water and address global issues like climate change.

Focuses on startups solving city problems. Prioritizew founders’ success in delivering, rapid, scalable, positive results. Three elements: 1) Urban-X is a pre-seed accelerator, in partnership with Mini; 2) Urban US Ventures is a seed stage VC; 3) Urban US Capital invests in emerging technology assets.

Angel investor group who is working on empowering sustainability / social impact venture tracked startup companies. Angel investors will form a syndicate for interested startup companies.

More than $1B raised to invested in sustainable real assets. Invests across all real asset sectors, including energy, agriculture, transportation and real estate.

Backs missionary founders attacking hard problems in large, real-world industries with primary themes around sustainability and human health. Often leads but also happy to join a high-quality syndicate. Invests across technologies (synthetic bio & materials, hardware, software, marketplaces and business model innovation). Looks for founding teams who can build a compelling product/service that can one day re-define a market or create an entirely new one. Wireframe's capital is early, active and patient.