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Top 15 CleanTech VC (Venture Capital) Funds in Denmark in May 2025

Last updated: May 2025 A list of 15 VC (Venture Capital) funds that invest in Cleantech startups based in Denmark. We rank investors based on the number of investments they made in Cleantech companies from Denmark. We update this investor list every month.

Top 15 CleanTech VC (Venture Capital) Funds in Denmark in May 2025

Investor	CleanTech Denmark investments
BackingMinds	2
Vaekstfonden	1
Engine Ventures	1
Export and Investment Fund	1
Breakthrough Energy Ventures	1
At One Ventures	1
Climentum Capital	1
Propeller Investments	1
Satgana	1
Angular Ventures	1
Tamarack Global	1
Nucleation Capital	1
The Footprint Firm	1
EQt Foundation	1
Starlight Ventures	1

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Investment focus

Medical Device, SaaS, Information Technology
Seed, Funding Round, Pre-Seed
Sweden, Denmark, Finland

Portfolio highlights

Uniqkey — Uniqkey provides a security management platform that automates employee logins to make businesses secure and productive. It simplifies employee security while empowering companies with enhanced control over their cloud infrastructure, access security, and employee management.Recognized as the easiest tool, Uniqkey removes friction from employees’daily workflows by automating time-consuming authentication and security tasks, thereby increasing productivity. Its intuitive and user-friendly interface makes Uniqkey the perfect choice for employees.Uniqkey combats the most significant threats to company infrastructure by safeguarding critical systems and company credentials with state-of-the-art encryption. It also offers unique insights and a comprehensive view of IT infrastructure, employee access, and security scores, making it a valuable tool for IT teams to monitor security policies and confidently assess the impact of awareness campaigns.With powerful integrations and synergies with existing infrastructure such as Microsoft, IT managers can quickly provision or de-provision users for seamless onboarding and offboarding, all while protecting their entire IT infrastructure with advanced encryption.Trusted by 500+ European businesses and ranked as a Top 50 Global Security Solution by G2, our platform is becoming Europe's preferred business password and access management solution.
NitroVolt — NitroVolt: the next generational step of sustainable ammonia.
Serviceform — Welcome to future of communication - the truly all-in-one conversion and management software built for established businesses. Start now!

Vaekstfonden – The Danish Growth Fund – is the Danish state's investment fund. We strive to improve access to risk capital to enable Danish businesses to innovate, and to generate growth and new jobs. In close collaboration with banks and domestic and international private investors, we finance companies from all sectors nation-wide. We canaccompany you for the entire journey – from your company’s infancy through growth phases to expansion abroad and even to an initial public offering.

Investment focus

Software, Information Technology, SaaS
Seed, Funding Round, Pre-Seed
Denmark, United States, United Kingdom

Portfolio highlights

Wedio — Buy & Rent professional film equipment from trusted creators near you. Buy & rent cameras, lenses, drones with Global Coverage. Explore
Keepit — The Keepit Cloud is the most cost-effective solution on the market with 20+ years of experience. Learn more about our next-level data protection services
kleen hub — Kleen hub is Denmark's first digital return system for reusable coffee cups and food packaging.

We invest in Tough Tech founders.

Investment focus

Biotechnology, Chemical, Medical
Seed, Series A, Pre-Seed
United States, Denmark

Portfolio highlights

Celestial AI — We develop audacious AI computing platforms that elevate performance, energy and economic efficiencies, enabling our customers to rapidly deploy innovations in their AI applications.
Foundation Alloy — Foundation Alloy makes better parts, faster, for modern engineering.
Vaxess Technologies — Vaxess engineers novel technologies that uniquely engage the human immune system, enabling improved efficacy and simplified access for vaccines and therapeutics.

Denmark's Export and Investment Fund (EIFO) serves as a single point of contact for Danish firms seeking risk-tolerant government finance. We aspire to help successful enterprises that can expand the Danish economy and green the world on a daily basis, guided by professionalism and an international perspective.

Investment focus

Software, Biotechnology, Information Technology
Seed, Series A, Funding Round
Denmark, United States, United Kingdom

Portfolio highlights

Orbex Space — Founded in 2015, Orbex is Europe’s leading private launch services company, focused entirely on supporting the needs of the small satellite industry.Orbex has developed one of the most advanced, low carbon, high performance micro-launch vehicles in the world. They launch customer satellites into polar and sun-synchronous low Earth orbits from aunique, modern launch location in the heart of the European continent.They offer a flexible core launch service and a wide suite of supporting services that make life easier for customers. Their European location means shorter supply lines, easier communications and reduced operational costs. Their advanced launch vehicle means higher reliability, more flexible mission profiles and a regular, scheduled launch service.
Fuse Vectors — Fuse Vectors is disrupting the manufacturing process in order to provide universal access to gene therapy.
Sparrow Quantum — Sparrow Quantum, a global leader in quantum photonic chip technology. Explore innovative solutions driving advancements in quantum computing, communication, and beyond. Stay ahead with cutting-edge technologies shaping the future.

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

Investment focus

Energy, Renewable Energy, Manufacturing
Series A, Series B, Funding Round
United States, Canada, United Kingdom

Portfolio highlights

Decibel Bio — Decibel Bio operates as a plant biotechnology company.
Electra — Electra is decarbonizing ironmaking for green steel production using intermittent renewable energy and low-grade iron ores.
Arnergy — ARNERGY's mission is to deliver energy solutions for productive use by deploying products, services and systems that power business operations and improve economic outcomes for our clients. Vision: Providing sustainable solutions to energy reliability issues across emerging markets.

At One Ventures finds, funds, and grows teams to catalyze a world where humanity is a net positive to nature.

Investment focus

Energy, Sustainability, Agriculture
Seed, Series A, Series B
United States, United Kingdom, Australia

Portfolio highlights

Puna Bio — By researching bacteria from 3.5 billion years ago, we were able to develop the first extremophile bioinoculant in the world. Our seed treatment can consistently improve yields 10-15% in fertile soils and grow crops in extreme environments and degraded soil
Ravel — Ravel revolutionizes textile recycling through purification technology, effectively separating and repurposing blended materials. Join us in shaping a circular textile economy.
Simplifyber — Simplifyber is changing the way clothes are created, transforming the world's $1.5 trillion Apparel Industry and 250-year old factory system into sustainable, additive manufacturing. By assembling clothes with chemistry rather than with sewing machines, the Simplifyber process eliminates much of the waste, carbon emissions, and water pollutionthat have led to fashion’s devastating environmental and social impact in recent years. Efficient, plant-based and closed-loop, Simplifyber is revolutionizing the way the world manufactures clothing with its proprietary technology and cutting-edge techniques.

A Venture Capital firm investing into European early-stage tech companies attacking CO2 emissions

Investment focus

CleanTech, Clean Energy, Biotechnology
Seed, Series A, Series B
Sweden, Spain, Austria

Portfolio highlights

ecoLocked — ecoLocked is your partner to create a climate-positive built environment. We develop CO2-optimized recipes for concrete based on carbon-negative biochar admixes. Our admixes allow to store captured CO2 in buildings, reduce direct emissions from concrete production, and provide multiple functional benefits, such as improved thermal insulation.
Scale Energy — Reduce your energy cost without any investment
ZeroPoint Technologies — ZeroPoint Technologies AB was created in 2016 as a spinout from Chalmers University of Technology. The Intellectual Property Portfolio related to computer memory management was the acquired from the University and transferred into a new startup.The Technology, ideas and many of the people behind and with ZeroPoint comes from Professor PerStenströms research group, which is internationally recognized for excellence within high-performance Computing. Since its creation, ZeroPoint has attracted skilled people from industry, finance and the startup community and raised its’ first round of Venture Capital in 2016.

Bringing Civility Back to Airports - Propeller Airports is dedicated to investing in, developing, and managing airport infrastructure to provide a best-in-class travel experience.

Investment focus

Nuclear, CleanTech, Clean Energy
Series A
Denmark

Portfolio highlights

Blue Energy — Blue Energy is a nuclear power plant company that provides reliable, clean, and abundant electricity.

Satgana is a Climate Tech VC firm on a mission to invest in planet-positive startups building the Future of Earth.

Investment focus

Electronics, B2B, Biotechnology
Pre-Seed, Seed
Kenya, France, Austria

Portfolio highlights

Wattnow — Wattnow is a real-time monitoring solution that provides a breakdown of energy spending to identify wasteful trends.
NitroVolt — NitroVolt: the next generational step of sustainable ammonia.
Brineworks — Brineworks is making sustainble CO2 and H2 production afforable. The building blocks for green fuels - from seawater.

Angular Ventures is a specialist venture capital firm committed to founders redefining global markets.

Investment focus

Software, SaaS, Machine Learning
Seed, Series A, Pre-Seed
Israel, United States, United Kingdom

Portfolio highlights

Reco — SaaS Security Leverage Reco's context analysis to streamline SaaS security, minimize data and identity risk, and automate remediation
groundcover — Instantly pinpoint bleeding issues in production & troubleshoot quickly with groundcover. All with zero code changes.
Blue Energy — Blue Energy is a nuclear power plant company that provides reliable, clean, and abundant electricity.

Tamarack Global operates as an investment firm that invests in new markets and new economies. The frim specializes in the fields of finance, financial services, and hedge funds.

Investment focus

Aerospace, Clean Energy, CleanTech
Seed, Series A, Series B
United States, Denmark

Portfolio highlights

Blue Energy — Blue Energy is a nuclear power plant company that provides reliable, clean, and abundant electricity.
Rainmaker Technology — Rainmaker provides water for farms, watersheds, and ecosystems, fortifying growth and stewarding the natural world.
Impulse Space — Economical and nimble last-mile space payload delivery

Nucleation Capital is a venture capital firm. it seeks to invest in advanced nuclear and deep decarbonization sectors.

Investment focus

Nuclear, Software, Machine Learning
Seed
United States

Portfolio highlights

Blykalla — Blykalla is developing and building small modular reactors to deliver the next generation of clean energy. We take leading research to industrialization through our Swedish Advanced Lead Reactor (SEALER).
Aalo Atomics — Creating abundant and dependable clean energy to power humanity for generations.
Blue Energy — Blue Energy is a nuclear power plant company that provides reliable, clean, and abundant electricity.

The Footprint Firm is an advisory and investment company with a sole focus on sustainability.

Investment focus

Software, Finance, Renewable Energy
Seed, Pre-Seed
Denmark

Portfolio highlights

Cellugy — Biomaterial to Replace Plastic
Dynelectro — Dynelectro is a Danish solid oxide electrolyser equipment manufacturer with proprietary innovation to lower the total cost of hydrogen. Dynamic operation enables load-follow of fluctuating renewable energy, delivering over 85% electrical efficiency prior to integrating with industrial heat sources. With fully reversable operation, electricity generation adds substantial value and flexibility with grid ancillary services. Small-scale units begin at 40 kW with 12-month lead time. Large-scale systems start at 1 MW with project-based lead time.
Kvasir Technologies — Imagine a world without fossil fuelsThis is where we come in! We have invented a solution that makes this possible already in 2050.

EQT, a purpose-driven global investment organization with a Nordic heritage, the foundation exists to push the frontiers of impact.

Investment focus

AgTech, Farming, Agriculture
Seed
Malaysia

Portfolio highlights

NitroVolt — NitroVolt: the next generational step of sustainable ammonia.
Qarbotech — QarboGrow Photosynthesis Enhancer Sustainable and Efficient Farming Uncover the significance of photosynthesis and learn how our product can enhance it to new heights! Learn More https://www.youtube.com/watch?v=zCp_pY8CzLg Curious about how our patented nanotechnology-based solution revolutionizes photosynthesis? What is photosynthesis and why is it inefficient? Photosynthesis is nature's remarkable process, where plants harness the power of sunlight
Concert Bio — Concert Bio helps businesses manage their microbiome. We combine monitoring with analytics to develop interventions that improve the microbiome that matters to you. Our pilot program for CEA growers is currently live and accepting partners, see website for details.

Starlight is a venture capital firm for founders addressing the world’s most pressing challenges & opportunities. We partner early with unstoppable entrepreneurs leveraging breakthrough science and technology to pursue progress at scale in four main areas: the energy transition, industrializing synthetic biology, space technology, and novelcomputing & communications platforms.Starlight was founded in 2017 and is headquartered in Miami, Florida.

Investment focus

Biotechnology, Energy, Health Care
Seed, Series A, Funding Round
United States, Finland, Italy

Portfolio highlights

Ephos — Designing and manufacturing glass-based integrated photonic circuits that power the most advanced classical and quantum devices
Blue Energy — Blue Energy is a nuclear power plant company that provides reliable, clean, and abundant electricity.
Electrified Thermal Solutions — Electrified Thermal Solutions, Inc. is developing the Joule Hive: a new energy storage technology that converts surplus zero-carbon electricity into heat.

Investors by industry

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