Top 20 CleanTech VC Funds & Investors in Denmark (August 2026)

Portfolio highlights

• Tavion — Critical energy storage infrastructure for a sustainable future.
• Cetasol — Cetasol provides maritime monitoring and analytics software for commercial vessel fleets. Reduce fuel costs, optimize performance, and support regulatory compliance and emissions reporting.
• Helios Innovations — Helios Innovations offers modular evaporation that treats industrial process water on-site. Pay per cubic meter treated. No investment, no complexity.

Portfolio highlights

• Rize — Rize is an AgTech startup formed through a joint venture between Temasek, Wavemaker Impact, Breakthrough Energy Ventures, GenZero to decarbonize rice cultivation in Asia.
• WeaveGrid — WeaveGrid operates with utilities and owners of electric vehicles (EV) to allow and speed up transportation electrification. Using machine learning, optimization, and predictive analytics, the company's software solution solves several EV-grid integration challenges for utilities in a systems-oriented manner; helps integrate renewable energyresources on the grid; and saves utility customers' money on their bills.
• 75F — 75F's award-winning smart sensors and controls improve indoor air quality and make commercial buildings more comfortable and energy efficient. Automatically.

Portfolio highlights

• Biographica — Biographica is a computational biology company that develops software tools and platforms to support genomic data analysis, interpretation, and visualization for research and clinical applications. Its solutions are designed to help scientists, clinicians, and bioinformaticians process complex genomic datasets, annotate genetic variants, andexplore biological insights through integrated workflows and interactive visualizations. The company’s platform combines data management, algorithmic analysis, and graphical interfaces to streamline tasks such as sequence alignment, variant calling, functional interpretation, and cohort comparison. Biographica’s tools support interoperability with common bioinformatics formats and pipelines, enabling users to integrate genomic workflows with existing research infrastructure. The company also provides APIs and developer tools to allow custom integration, automation, and extension of analytic capabilities within broader computational environments. Its offerings are used across life sciences research, translational projects, and precision medicine initiatives that require scalable, interpretable genomic data analysis.
• Overview Energy — Overview Energy is building space energy for Earth to deliver continuous energy from orbit to solar projects on the grid
• Elemental Impact — Elemental Excelerator is on a mission to redesign the systems at the root of climate change. In 2009, they launched a new non-profit model for funding climate tech deployment.

Portfolio highlights

• Rilian Technologies — Rilian develops cybersecurity and defense technology platforms that enable organizations to deploy, integrate, and operate advanced security tools across complex and regulated environments. The company provides an AI-driven security orchestration platform that unifies multiple cybersecurity tools into a single interface, allowing analysts toautomate workflows, monitor threats, and respond to incidents more efficiently. Its offerings include systems for automated deployment and compliance that allow security technologies to operate in air-gapped, sovereign, and highly regulated environments without relying on traditional cloud infrastructure. The company also maintains a curated ecosystem of cybersecurity tools that are pre-integrated and validated for use in mission-critical settings, reducing complexity in adoption and integration.
• Hark — We are building the most advanced personal intelligence in the world.
• Blue Energy — Modular power plants for modular nuclear reactors

Portfolio highlights

• Praktiki — Praktiki is building the "Decision Layer" for medicine.While medical knowledge doubles every 73 days, frontline clinicians struggle to translate guidelines into practice. Current AI search tools excel at surfacing public data from clinical trials, but fail to capture "how" experts apply that evidence in real-world scenarios.Praktiki fills this gap. We utilise an AI Agentic Creator Engine to capture tacit specialist reasoning and fuse it with public evidence. This feeds a proprietary Expert Knowledge Graph that powers: 1) Microlearning: Case-based modules created 10x faster and which are 170% more effective than traditional education 2) AI Expert Guidance: Real-time decision support synthesising evidence with expert implementation strategies.2025 Traction - our MVP proved that solving the expertise gap drives high engagement: - Registered >10% of UK GPs - 60,000+ modules completed with an 85% completion rate - 51% month-over-month growth - Market-leading NPS of 83We are building a compounding data moat to expand beyond education into clinical intelligence and healthcare data solutions.
• Mast — Mast is the cloud-native, fully configurable loan origination platform empowering lenders to process applications faster and smarter. We make lending better, smoother and faster.
• Forti Foods — The mission of Forti Foods is to enhance communities and change lives beyond the plate by fostering resilience and dignity via sustainable food innovation.

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).
• Nuclearn — Nuclearn is a software company delivering AI solutions for automating Nuclear Industry tasks.Nuclearn was established in 2020 by two esteemed veterans from the nuclear industry, Jerrold Vincent and Bradley Fox, driven by their passion for innovation. With backgrounds in nuclear engineering, business intelligence, and process improvement, theco-founders came together to create the industry's pioneering in-house data science team at the Palo Verde Nuclear Generating Station in 2016.Their remarkable work quickly gained recognition throughout the nuclear sector, resulting in a US-issued patent and the prestigious NEI Best of the Best, Top Innovative Practice Award in 2020. Fueled by this innovative spirit and a mission to benefit the entire nuclear power industry, Nuclearn was born to provide a safe and efficient way to automate critical processes in the field.
• Aalo Atomics — Creating abundant and dependable clean energy to power humanity for generations.

Portfolio highlights

• Plentify — Plentify connects home appliances with cheaper cleaner energy. It does this with an intelligent residential load management platform which matches demand with clean energy supply for 75% cheaper than batteries. Plentify combines advanced hardware, AI, and user-centric design to create smart home products that delight customers while alsostrengthening electricity systems.
• Flox Intelligence — FLOX is bringing cutting-edge technology and Generative AI to wildlife management, addressing the challenges of human-wildlife coexistence across diverse landscapes.By streamlining and simplifying wildlife management workflows, we empower organizations to keep wild animals away from areas where they pose risks, such as airports, railways, roads,public spaces, agriculture, young forests, and other shared environments. Our autonomous solutions, grounded in advanced wildlife science and powered by Generative AI, ensure safety and efficiency, allowing our clients to focus on their core activities.With FLOX, you can achieve safer, more productive environments, ensuring harmonious coexistence between humans and wildlife.
• Ark Climate — Ark Climate is a climate-tech company that develops software to support municipal climate protection planning and execution.

Portfolio highlights

• Blue Energy — Modular power plants for modular nuclear reactors

Portfolio highlights

• AlayaCare — AlayaCare is a revolutionary cloud-based home care software platform for agencies looking for innovation and efficiencies across the entire agency.
• EZ Texting — Featuring fast registration and powerful tools, EZ Texting is the best mass texting service for sending bulk SMS marketing messages and MMS messaging. Start your free trial today!
• ContactMonkey — Build, send, and analyze employee emails with ContactMonkey's internal communications software.

Portfolio highlights

• Bookboost — Communicate with your guests without any effort and across the entire guest journey. Our Multi-Channel CRM and Unified Inbox are here to help you enhance your guest experience.
• TastyUrban — TastyUrban is in the process of developing a new generation of restaurant usage and strategy.
• SmartPlay — SmartPlay is a platform offering game marketing, development, and full game acquisition services.

Portfolio highlights

• Finless Foods — Discover sustainable, cell-cultured seafood alternatives like bluefin tuna at Finless Foods, committed to ocean health and responsible food innovation.
• Blue Energy — Modular power plants for modular nuclear reactors
• Colossal Biosciences — The science of genetics. The business of discovery.

Portfolio highlights

• Medida AI — Medida is an AI virtual measuring system that provides accurate digitized measurements for home renovation companies.
• 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.

Portfolio highlights

• Vaja — Vaja is on a mission to accelerate the transition to a net-zero world via disruptive innovations for solar farms.
• Reel Energy — Reel empowers all companies to procure renewable electricity that makes a real difference for the climate.
• 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.

Portfolio highlights

• Superlight — Superlight develops purpose-built commercial vehicles designed to change the economics and physics of middle-mile logistics. The company engineers trucks from first principles using a lightweight aluminium monocoque, composite materials, and aerospace-inspired structural design instead of traditional steel ladder chassis. Its platform replaces manymechanical components with independent electric drive, a digital electrical architecture, and software-defined control systems. Superlight integrates an AI-driven fleet platform called ALIS that uses real-time vehicle data to predict maintenance, schedule service, and optimise uptime. The Superlight Production System applies modular, bonded aluminium manufacturing and a digital twin called SuperVisor to monitor assembly quality. The vehicles aim to increase payload volume, reduce energy cost per kilometre, and lower operational risk for commercial fleets.
• Blue Energy — Modular power plants for modular nuclear reactors
• Foundation Alloy — Foundation Alloy makes better parts, faster, for modern engineering.

Portfolio highlights

• Eqon — Revolutionary heat management with up to 80% lower consumption. EQON provides smart solutions for energy, smart cities, and offshore.
• One.Five — Grow your strategic edge with AI-generated solutions that deliver the ultimate packaging performance, affordability & sustainability
• Nature Robots — Nature Robots develops modular autonomy software and hardware for AI-powered, GNSS-independent autonomous farming in complex environments like forests, vineyards, and regenerative farms. Their Lero robots perform tasks such as weeding, seeding, and monitoring with 3D mapping and automatic tool changes. Nature Robots’ solutions enable profitable,sustainable, and bio-intensive agriculture, supporting biodiversity, soil health, and small-scale farming through robust, long-term autonomous navigation and plant monitoring

Portfolio highlights

• Deskwolf — Desk Wolf helps SMEs to take advantage of Facebook to generate more sales, more customers, and promote their business in an efficient manner.
• Advalight — Advalight is a young, dynamic company dedicated to providing high-quality laser equipment for dermatological treatments. The company has patented an innovative technology for use in the removal of vascular lesions, acne treatment, skin rejuvenation and many other skin-enhancing procedures. The ground-breaking product was launched the summer 2014.Advalight is based on five years of scientific work in the Physics Department at the Technical University of Denmark. The founders include two PhDs and it is their research that forms the basis of Advalight. The company's main focus is on research and development and with the right external partners we believe that the market for dermatological lasers will be transformed. Advalight is therefore seeking collaboration with external partners with established distribution and sales channels.
• CrossEyes — CrossEyes is a Danish optician chain founded in Aarhus in 2010. Our frames are only available in CrossEyes stores and the designs are inspired by current trends and the Scandinavian simplicity.We believe that glasses are not just a tool to see better: They are a fashion accessory and reflects personality and individual style. We get newcollections 10-12 times annually to make sure there’s always news on the shelves – from the everyday classic Original frame to the colorful and trendy Limited.Our vision is to change the eyewear and optical world. We offer a unique customer experience through stunning eyewear, honest pricing, and legendary service. We do this by putting the customer first in every aspect of our business, as we see our customers as ambassadors for our glasses. We strive to give them the best service possible – every time.

Portfolio highlights

• PATS — PATS Indoor Drone Solutions provides intelligent pest monitoring and control systems designed for your greenhouse. Our software targets adult pests before they can spread.
• BioScout — Welcome to BioScout, your partner in revolutionizing the agriculture industry with cutting-edge automated disease detection technology for crop growers and viticulture.
• Sensie — Sensie translates direct physiological signals into clear, daily cultivation decisions. Stop guessing, optimize resources, and maximize your yield.

Portfolio highlights

• Ammobia — Ammobia's advanced reactor technology enables economical ammonia production at any scale. 50% lower CapEx, 10-40% lower costs for fuel, fertilizer, and energy.
• Thea Energy — Discover Thea Energy, a fusion energy company reinventing the stellarator to create a limitless source of zero emission energy for a sustainable future.
• Commonwealth Fusion Systems — The fastest path to clean, limitless fusion energy.

Portfolio highlights

• Adsmurai — Adsmurai presents the solution to plan, launch, measure, and scale your Paid Media campaigns across all platforms.
• NeuralTrust — NeuralTrust is the leading security platform for generative AI, offering a unified command center for real-time defense and offense. Its open source AI gateway delivers the fastest performance in the market for managing LLM traffic, while its automated red teaming engine proactively uncovers vulnerabilities, ensuring robust protection for your AIsystems.
• Restaurantes.com (formerly Restalo) — Restalo.es ahora es @RestaurantesCom

Portfolio highlights

• EvodiaBio — EvodiaBio is a bio-industrial firm that creates natural, sustainable scents for the food and beverage industries. Founded in 2021 and is based in Copenhagen, Capital Region.
• MATR Foods — MATR Foods is a food-tech startup that provides fungi-based food ingredients offering dishes produced from fungi like mushrooms, vegetables, and fruits.
• VentriJect — VentriJect is a is a research facility that incorporates measuring cardiorespiratory fitness into everyone's checkup. They estimate respiratory fitness, which is a simple process. As a health indicator, people can increase their cardiorespiratory fitness. They have compiled a list of some of the other pertinent articles that relate to thesignificance of VO2-max measurement.