Find Investors Actively Funding Climate Startups
Skip weeks of manual investor research with a filtered list of active investors.
Sourced from recent funding rounds. Stages, sectors, offices, and portfolio links included.
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Includes: firm name · website · stages · sectors · offices · portfolio links
Masia
Barcelona angel fund backing pre-seed and seed founders across AI, biotech, fintech, defense, and climate tech.
Massive Tech Ventures
Early-stage US venture firm backing technology startups, with portfolio spanning AI, robotics, space tech, and productivity software.
MassVentures
Quasi-public Massachusetts VC funding seed-stage deep tech academic spinouts in quantum, cleantech, biotech, AI, and advanced materials.
Mätch VC
Early-stage VC backed by family businesses and entrepreneurs
Matchstick Ventures
Early-stage VC investing $500K-$1.5M in pre-seed and seed startups across the North and Rockies regions of the US.
Material Impact
Building deep tech companies powered by material science
Matterwave Ventures
European VC backing seed and Series A hardware and software startups reshaping industrial, deep tech, and climate value chains.
MBX Capital
Early-stage VC investing in fintech startups
MCJ
Boston-based early-stage climate fund backing founders in energy transition, industrial decarbonization, and climate resilience globally.
ME Innovation Fund
Corporate VC investing in digital and green innovation
Meach Cove Capital
Investing in founders innovating in food & agriculture sustainability
Mensch Capital Partners
Radical founder support for early-stage companies
Mercia Ventures
Specialist UK investor providing venture capital and scale-up funding
Meron Capital
Founder-led seed fund co-founded by Liron Azrielant and Daniel Roditi, leading first checks for technically difficult Israeli deep tech with a partner-only, no-associates model.
MetaProp
World's most active PropTech investor, founded 2015, backing 150+ real estate technology companies with access to 20B+ sq ft of pilot-ready partner real estate.
Metavallon VC
Venture capital fund investing in early-stage tech startups tied to Greece
MFG Invest
Bulgarian angel-investor collective and publicly listed (Sofia BEAM: MFG) venture arm of Management Financial Group, backing fintech and e-commerce startups like Payhawk.
MIG Capital
A leading German venture capital investor focused on transforming deep tech and life sciences companies across Europe.
milemark capital
Investing in early-stage diverse teams building businesses powered by AI
Mirae Asset Venture Investment
South Korean publicly listed VC backing growth-stage companies across biotech, ICT, semiconductors, gaming, and clean energy.
Mithril Capital
Sector- and geography-agnostic long-term fund co-founded by Ajay Royan and Peter Thiel, backing technology teams modernizing industries long overdue for change.
Mito Tech Ventures Fund
An early-stage venture capital fund focused on climate tech and sustainable deep technologies.
Moderne Ventures
Early-stage VC and accelerator investing in tech companies modernizing real estate, finance, insurance, and home services.
Molten Ventures
LSE-listed European VC backing high-growth tech companies from Series A onwards across fintech, deeptech, healthtech, and SaaS.
Momentum Partners
Norwegian seed-stage VC investing in sustainability and climate-focused startups across ocean industries, agriculture, renewables, and construction.
Montauk Capital
Venture fund and studio investing in software and AI companies powering the Electron Economy across energy, infrastructure, and industrial sectors.
Morningside
Chan family-backed permanent-capital investor making venture and private equity investments in novel science and technology since 1986.
Mountain Group Partners
A Nashville-based venture capital firm that invests in early-stage companies, leveraging deep operational experience to build transformational businesses.
Movens Capital
Central European VC investing in tech startups
Moxxie Ventures
Early-stage fund backing exceptional founders building better products
MPower Partners
Japan-based ESG-focused VC backing tech-enabled startups addressing societal challenges, from middle to late stage in Japan and early stage globally.
MS&AD Ventures
Corporate VC backed by MS&AD Insurance Group investing globally in early-stage startups across insurtech, fintech, digital health, AI, and sustainability.
Mundi Ventures
Madrid-based global VC backing purpose-driven founders in insurtech, fintech, deeptech, and climate tech across Europe, Latin America, and beyond.
Munich Re Ventures
Munich Re Ventures funds the future of risk for the human endeavor.
Mustard Seed Maze
European impact VC backing pre-seed to Series A ventures where profit and social or environmental outcomes reinforce each other.
Mutuelles Impact
French mutual-sector impact fund investing in startups and SMEs addressing health, prevention, and social care challenges. Managed by XAnge and Impactivist.
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752 active investors · CSV + Excel · One-time purchase · Updated July 2026
Download Climate Investor ListIncludes: firm name · website · stages · sectors · offices · portfolio links