Best Sustainability Tech Companies in Denmark
The 271 best Sustainability Tech companies in Denmark in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Orsted.
Denmark's Sustainability Tech sector draws serious capital: 271 companies tracked, $2.1B in total disclosed funding, and one unicorn anchoring the whole picture. Orsted alone accounts for $697M of that pool, which tells you something about the concentration at the top. Bavarian Nordic follows at $185M, then ZeroNorth at $60M and SNIPR Biome at $54M. That's a real revenue-generating ecosystem, not a seed-stage wish list. Globally, the market sat at $16.2B in 2022 and is forecast to reach $122.7B by 2032, a 23.8% CAGR driven by smart grid adoption and the broader shift toward low-carbon infrastructure. Hot momentum right now is concentrated in EV battery technology and next-generation EV platforms, and coverage of both is accelerating fast.
So what does the funding map actually signal? Active backers here include Europa, EIC Fund, Novo Holdings, Capnova, and Danmarks Eksport og Investeringsfond, a mix of pan-European growth capital and Danish state-linked money that reflects how seriously this market is being institutionalized. One structural friction worth watching: the push for eco-friendly innovation in this space still runs ahead of coherent regulatory frameworks for green technology, which creates both risk and room for well-capitalized operators to set standards. I'd keep my eye on the mid-tier, because Cordulus at $5M and Wavepiston at $6M represent the next wave of companies still early enough to move fast.
- MarketsandMarkets
Our analysis of 293 Sustainability Tech companies
$38.4b in tracked funding; 83% of the stack-profiled cohort runs cloud-native; funding activity peaked in 2025.
Ranked: Best Sustainability Tech companies in Denmark
| # | Company | Disclosed funding | Last round | Employees | Founder | Tech stack | Market signals (1y) | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Orsted Developer and operator of offshore wind farms and energy assets | $697M | 17 mo ago | 5,638 5,638 → 9,374 (+66%) · sector median +36% | David Hardy Group Executive Vice President and CEO | Apple iCloud MailMicrosoft 365Bootstrap+13 | 105 signals ▼35% Acquisition · Earnings · Board | — | — |
| 2 | Minervax Developer of vaccines against life-threatening infections in newborns | $197M | 32 mo ago | 7 | Per Fischer CEO | WordPressMySQLPHP+18 | — | — | — |
| 3 | Bavarian Nordic Developer of therapeutic vaccines against cancer and infectious diseases | $185M | 17 mo ago | 35 | — | FlowplayerBootstrapMicrosoft Advertising+8 | 14 signals ▼58% Earnings · Buyback · Leadership | 1,104 patents Patents concentrated in chemistry & materials | — |
| 4 | Stiesdal Developer of offshore foundations, green hydrogen plants, and carbon capture systems | $121M | 39 mo ago | 89 89 → 118 (+33%) · sector median +36% | Henrik Stiesdal Founder & CTO | WordPressMySQLPHP+8 | — | 6 patents Structural health monitoring and lidar for wind turbine blades; floating offshore wind turbine foundations. | 2 job openings · 1 launch |
| 5 | Santaris Pharma Developer of RNA-targeted therapies for infectious and metabolic diseases | $104M | 168 mo ago | 60 | Peter Sondermann Founder & CEO | — | — | 516 patents Therapeutic antisense oligonucleotides for TNF receptor modulation and microRNA inhibition | — |
| 6 | Agreena Scaling regenerative agriculture through carbon credits and sustainable supply chain solutions | $84M | 38 mo ago | 128 128 → 174 (+36%) · sector median +36% | Julie Fahler COO & Co-Founder | StoryblokSentryApple iCloud Mail+21 | 9 signals ▲800% Announcements · New product | — | — |
| 7 | ZeroNorth Provider of platform for voyage, vessel, and bunker optimisation services | $60M | 15 mo ago | 130 | Soren Meyer CEO | ContentfulNode.jsSalesforce+17 | — | — | — |
| 8 | Again Provider of biomanufacturing solutions that convert carbon dioxide into carbon negative chemicals | $56M | 24 mo ago | 2 | Alex Nielsen Co-Founder | Node.jsReactNext.js App Router+9 | — | — | — |
| 9 | SNIPR Biome Developer of CRISPR-based microbial gene therapy to target pathogenic bacteria precisely | $54M | 10 mo ago | 48 48 → 46 (-4%) · sector median +36% | Morten Sommer Co-Founder | — | 3 signals Funding · Capital raise | 142 patents Engineered microbial therapeutics and delivery vectors for infection control and stressed cell targeting | 4 job openings |
| 10 | FertiliTech Develops a technology that improves embryo selection in IVF clinics | $44M | 159 mo ago | 110 | — | — | — | — | — |
| 11 | Danfoss 🦄 Manufacturer of solutions increasing machine productivity, reducing emissions, and lowering energy | $41M | 40 mo ago | 27,491 | Kim Fausing Chief Executive Officer | WordPressMySQLPHP+21 | 13 signals ▼55% Leadership · Earnings · Incorporation | 4,162 patents Advanced HVAC and refrigeration components: compressors, valves, heat exchangers, and performance monitoring. | — |
| 12 | Shark Solution Provider of advanced sustainable polymers derived from post-consumer polyvinyl butyral | $40M | 44 mo ago | 41 41 → 70 (+71%) · sector median +36% | Chiristian Christensen Co-Founder | WordPressMySQLPHP+11 | — | — | 1 job opening · 1 launch · 1 award |
| 13 | Synklino Developer of drugs for the treatment of chronic viral infections | $32M | 48 mo ago | 5 | Thomas Kledal CEO & Co-Founder | — | — | 6 patents Ex vivo organ preservation and perfusion compositions for transplant readiness | 1 award |
| 14 | HPNow Technology solution for water treatment | $28M | 33 mo ago | — | Arnau Casadevall Co-Founder | WordPressMySQLPHP+21 | — | — | — |
| 15 | UNION Therapeutics Developer of small molecule antibiotic drugs for treating bacterial infections | $25M | 47 mo ago | 36 | Rasmus Toft-Kehler Co-Founder | — | — | 165 patents Dermatology-focused PDE4 inhibitor formulations for inflammatory skin disease treatment | — |
| 16 | HPNow Provides onsite hydrogen peroxide generation equipment | $22M | 33 mo ago | 16 | Ziv Gottesfeld Co-Founder & CEO | — | — | — | — |
| 17 | Floating Power Plant Developer of floating platforms integrating wind energy and hydrogen storage | $17M | 29 mo ago | 10 | Hans Marius Pedersen Co-Founder | WordPress Block EditorWordPressMySQL+13 | — | 26 patents Offshore wave energy conversion devices for floating power generation | 1 award |
| 18 | Re-Match Provider of solution for turf recycling | $16M | 66 mo ago | 38 | Nikolaj Larsen CEO | WordPressVisual ComposerMySQL+24 | — | 2 patents Recycling and separation processes for synthetic turf products | — |
| 19 | Azanta Developer of medicines for orphan oncology and medical device for women's health monitoring | $16M | 128 mo ago | 3 | Claus Juan Moller San Pedro Founder & ex-CEO | — | — | 19 patents Oral dispersible tablet formulations, especially misoprostol dosage forms | — |
| 20 | Wave Star Energy Provider of multi point absorber WEC | $16M | 124 mo ago | — | Mads Clausen Co-Founder | — | — | 48 patents Multi-arm oscillating wave energy converters with buoy-locking mechanisms for offshore power generation | — |
| 21 | Arcadia eFuels Producer of E fuels | $15M | 17 mo ago | 1 | Amy Hebert Chief Executive Officer | — | — | — | 1 partnership · 1 award |
| 22 | BluSense Diagnostics Developer of a next-generation diagnostics platform to diagnose infectious diseases | $14M | 76 mo ago | 35 | — | — | — | 5 patents Centrifugal microfluidic platforms for point‑of‑care diagnostic sample processing | — |
| 23 | AquaGreen Developer of sludge pyrolysis technology for resource recovery and waste management | $13M | 23 mo ago | 23 23 → 50 (+117%) · sector median +36% | Bo Kjeldgaard Co-Founder & Owner | WordPressMySQLPHP+24 | — | — | 1 job opening · 1 internship · 1 partnership |
| 24 | Lun Developer of software for heating load calculation and hydraulic balancing | $11M | 38 mo ago | 9 | Martin Collignon Co-Founder + CEO | — | — | — | — |
| 25 | PolyTech Provider of lightning protection, leading edge protection, and blade monitoring solutions | $11M | 41 mo ago | 408 | Allan Kristensen CEO | Animate.cssPlyrPayPal+15 | — | 113 patents Wind turbine blade monitoring, load measurement, lightning protection, and transport solutions | 1 launch |
| 26 | Windar Photonics LIDAR systems for wind turbines | $11M | 26 mo ago | 21 21 → 40 (+90%) · sector median +36% | — | WordPressMySQLPHP+16 | 4 signals ▲33% Earnings · Contracts | 14 patents MEMS‑driven multi‑beam eye‑safe lidar systems using semiconductor lasers for remote sensing | — |
| 27 | ReMoni Developer of connected water and electricity meter | $8M | 56 mo ago | 38 38 → 30 (-21%) · sector median +36% | Bo Eskerod Madsen Founder & CEO | WordPressMySQLPHP+27 | — | 46 patents Non‑intrusive monitoring and diagnostics of multiconductor power cables and flow sensors | 1 partnership |
| 28 | EmaZys Makes PV testing instruments | $8M | 125 mo ago | 4 | — | WordPress Block EditorElementorCart Functionality+30 | — | — | 1 partnership |
| 29 | Wavepiston Power generation solutions using wind energy | $6M | 15 mo ago | 9 | Martin Bulow Co-Founder | WordPressMySQLPHP+22 | — | 36 patents Hydraulic piston-based wave energy conversion systems for marine power generation | 1 job opening |
| 30 | Kvasir Technologies Producer of bio-oil from biomass | $6M | 27 mo ago | 2 | Anders Kristoffersen Co-founder and COO | WordPressMySQLPHP+14 | — | — | 1 job opening · 1 partnership |
| 31 | Electricity Maps Online platform offering electricity carbon data | $5M | 25 mo ago | 7 | Olivier Corradi Founder | WebflowMathJaxPostHog+23 | — | — | 1 job opening · 1 launch |
| 32 | Evaxion Biotech Developer of immunotherapies for the treatment of cancer and infectious diseases | $5M | 30 mo ago | 61 61 → 51 (-16%) · sector median +36% | Andreas Holm Mattsson Co-Founder | — | — | 148 patents Personalized neoantigen cancer vaccines and bacterial antigen vaccine design platforms | 1 launch · 1 award |
| 33 | UbiqiSense Manufacturer of IoT sensors for smart buildings | $5M | 59 mo ago | 9 | Boris Stankovic Co-Founder | WebflowAkamaiGoogle Hosted Libraries+23 | — | — | 1 partnership |
| 34 | Cordulus Provider of weather data and analysis tools for agricultural optimization | $5M | 6 mo ago | 26 | Andreas Troelsen Co-Founder | Webflow EcommerceWebflowZoho+19 | — | — | — |
| 35 | Klimate Offering solutions to calculate and offset the carbon footprint | $5M | 32 mo ago | 9 | Nis Eik Co-Founder & CTO | WebflowGSAPSwiper+13 | — | — | — |
| 36 | EIVEE Provider of web-based carbon footprint and accounting solutions | $4M | 48 mo ago | 29 | Lasse Olsson Co-Founder | — | — | — | — |
| 37 | OKTO Online platform offering grid network monitoring solutions | $4M | 41 mo ago | 6 | — | DatoCMSNode.jsSvelteKit+8 | — | — | 2 job openings |
| 38 | Ento AI-driven building energy management solution | $4M | 11 mo ago | 8 | Kasper Bjørn Nielsen Co-Founder & CTO | WebflowAmazon Web ServicesSwiper+26 | — | — | 1 job opening · 1 partnership |
| 39 | Flow Loop Provider of smart water solutions | $3M | 47 mo ago | 10 | Troels Grene Chief Executive Officer And Co-Founder | WordPressMySQLPHP+23 | — | 8 patents Water recirculation shower systems with floor drain and water‑level control | — |
| 40 | Hybird Energy Developer of hybrid energy solutions and systems | $3M | 16 mo ago | — | Johannes Torpe Co-Founder | — | — | — | — |
| 41 | Utiligize Provider of asset management and network forecasting solutions | $2M | 27 mo ago | 6 | Kalle Hansen Co-Founder & CEO | WordPressMySQLPHP+22 | — | — | 1 award |
| 42 | MASH MAKES Producer of green hydrogen and bio-oil | $2M | 27 mo ago | 11 | Thomas Howard Co-Founder | WebflowMicrosoft ClarityLinkedin Insight Tag+16 | — | 4 patents Patents concentrated in chemistry & materials | — |
| 43 | Everimpact Satellite-based carbon emission and climate monitoring software | $2M | 42 mo ago | 5 | Jan Mattsson Chairman & Co-founder | Wix eCommerceWixSentry+16 | — | — | — |
| 44 | Agrain Internet first brand offering organic grocery products | $2M | 56 mo ago | 7 | Emil Kroll Co-Founder | — | — | — | — |
| 45 | Aquaporin Provider of bio-inspired water filtration technologies | $2M | 63 mo ago | 91 | — | WordPressPleskApple iCloud Mail+17 | — | 239 patents Aquaporin-based water filtration membranes for high‑efficiency desalination and purification | — |
| 46 | goodwings Goodwings provides service by generating new revenue for social and envionmental changes through hotel… | $2M | 33 mo ago | 43 | — | HubSpot CMS HubAmazon Web ServicesSplide+36 | — | — | — |
| 47 | ALGIECEL Developer of biosolutions producing sustainable low-carbon ingredients for feed, food, cosmetics | $1M | 21 mo ago | 4 | Henrik Larsen CEO | WordPressMySQLPHP+15 | — | — | 1 award |
| 48 | Scanmetals Recycler of non-ferrous metals from incinerator bottom ash | $1M | 40 mo ago | 185 | Ejvind Pedersen Founder & CEO | WordPressMySQLPHP+27 | — | — | — |
| 49 | Cirqle Biomedical Developer of non-hormonal contraceptives for women health | $290K | 29 mo ago | 10 | Thomas Crouzier Co-Founder and CSO | Cart FunctionalitySquarespace CommerceSquarespace+12 | — | 22 patents Vaginal contraceptive formulations enhancing cervical mucus barrier for fertility control | — |
| 50 | Flexecharge SaaS and AI-driven load management solution for EV charging station operators | $104K | 12 mo ago | 5 | Jan Koster CEO | Webflow EcommerceWebflowSegment+22 | — | — | 1 launch |
Top 12 Sustainability Tech companies in Denmark
#1
Acquired · Fredericia, Region of Southern Denmark · founded 2006 · 5638 employees$697.5Mraised▾
Developer and operator of offshore wind farms and energy assets. Business activities include the construction and management of renewable power generation facilities. Operations encompass the production of electricity from wind, solar, and bioenergy sources. Additional services involve energy trading, risk management, and the optimization of power generation assets.
- Dec 2024Post IPO—
- Oct 2024Post IPO—
- Jan 2021Grant (prize money)$6.1M
- Aug 2020Grant (prize money)$333.9K
#2
Series B · Copenhagen, Capital Region of Denmark · founded 2011 · 48 employees$53.9Mraised▾
Developer of CRISPR-based microbial gene therapy to target pathogenic bacteria precisely. The company focuses on treating difficult conditions like multidrug-resistant infections, cystic fibrosis, IBD, and certain cancers by engineering the human microbiome.
- Aug 2025Series B$40.6M
- Dec 2024Venture Debt$21.1M
- Jan 2024Series B$11.9M
- Jun 2022Series A$8.4M
#3
Series A · Aarhus, Capital Region of Denmark · founded 2014 · 26 employees$4.8Mraised▾
Provider of weather data and analysis tools for agricultural optimization. It offers weather stations, rain gauges, and soil temperature sensors. Air measurement tools, weather applications, and rain radar systems are also available. The company provides weather intelligence for industries requiring precision, including construction and winter maintenance.
- Dec 2025Series A$8M
- Feb 2022Series A$3.3M
- May 2020Seed$267.3K
- Apr 2018Seed$656.2K
#4
Public · Hellerup, Capital Region of Denmark · founded 1994 · 35 employees$185Mraised▾
Developer of therapeutic vaccines against cancer and infectious diseases. The company has proprietary poxviral-based vaccine platform technologies, to develop medicines that address a wide variety of infectious diseases and cancers. The company has developed a pipeline for Smallpox, RSV, COVID-19 and Immuno-oncology.
- Jan 2025Grant (prize money)$1.5M
- Mar 2021Post IPO$183.4M
#5
Series B · Copenhagen, Capital Region of Denmark · founded 2014 · 130 employees$60.5Mraised▾
Provider of platform for voyage, vessel, and bunker optimisation services. The platform integrates voyage planning, chartering, vessel operations, bunkering, regulatory reporting, and emissions monitoring. It transforms data into actionable insights for cost savings, safety improvements, and emissions reduction. Services include vessel tracking, fuel consumption optimisation, and ship management software.
- Feb 2025Conventional Debt$20M
- Jun 2022Series B$50M
- Mar 2020Series A$10.5M
#6
Seed · Gribskov, Capital Region of Denmark · founded 2006 · 9 employees$6.5Mraised▾
Power generation solutions using wind energy. A steel wire is stretched between two anchored buoys and the wired energy collectors are mounted like pearls on a string. When waves roll along the wire the plates are moved back and forth pumping seawater into a pipe. This horizontal motion results in the generation of energy.
- Mar 2025Seed$980K
- Mar 2023Seed$1.9M
- Jul 2022Seed$612.1K
- Jul 2021Grant (prize money)$59.4K
#7
Seed · Aarhus, Capital Region of Denmark · founded 2019 · 8 employees$3.7Mraised▾
AI-driven building energy management solution. It helps organizations to optimize their energy consumption by monitoring consumption data. The offered software solution is integrated with offerings of energy accounting & reporting, real-time auditing & alerting for crossing set threshold of consumption, the recommendation for improvements & saving opportunities, assessment of risk for change in climate, and more.
- Jun 2025Seed—
- Nov 2021Seed$3.7M
#8
Seed · Copenhagen, Capital Region of Denmark · founded 2021 · 1 employees$14.6Mraised▾
Arcadia eFuels will produce eFuels like eDiesel and eJet fuel using renewable electricity and water to produce Green Hydrogen and combine with captured carbon using proven technology.Their process starts with renewable electricity to make green hydrogen, then combines hydrogen with carbon dioxide from direct air capture and/or other biogenic carbon sources to produce syngas. The syngas is then processed into eFuels for commercial applications
- Jan 2025Grant (prize money)$14.6M
- Oct 2023Seed—
- Jan 2023Seed—
#9
Series C · Hellerup, Capital Region of Denmark · founded 2010 · 7 employees$196.9Mraised▾
Developer of vaccines against life-threatening infections in newborns. Its lead vaccine candidate GBS-NN is a single fusion protein as an antigen against the N-terminal regions. The candidate claims to have been shown to elicit a protective immune response in animal models.
- Oct 2023Series C$57.2M
- Dec 2022Conventional Debt$53.2M
- Dec 2022Series B$23.4M
- Apr 2022Series B$44.8M
#10
Series A · Copenhagen, Capital Region of Denmark · founded 2020 · 2 employees$56Mraised▾
Provider of biomanufacturing solutions that convert carbon dioxide into carbon negative chemicals. It has developed a proprietary process that leverages cutting-edge technology and ancient bacteria to achieve this goal. It has secured significant funding and partnered with industry leaders to bring its innovative solution to market.
- May 2024Series A$43M
- Feb 2023Seed$10.4M
- Aug 2022Seed$1.2M
- Aug 2022Grant (prize money)$43.9M
#11
Series B · Roskilde, Region Zealand · founded 2014 · 23 employees$13.3Mraised▾
Developer of sludge pyrolysis technology for resource recovery and waste management. The company provides systems that transform biomass and waste into renewable thermal energy. It also produces soil-improving biochar and activated carbon. The process reduces greenhouse gas emissions and environmental pollution. The technology supports industries including wastewater, agriculture, aquaculture, food and beverage, and biochemical.
#12
Seed · Copenhagen, Capital Region of Denmark · founded 2023$2.5Mraised▾
Developer of hybrid energy solutions and systems. It optimizes energy efficiency and reduce carbon footprint. Its technology tracks electricity usage at the source level, allowing for real-time monitoring and control. With a focus on sustainability,Its solutions can be applied across various industries, from residential to commercial and industrial settings.
- Jan 2025Seed$2.5M
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of Sustainability Tech coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
How research on Climate Adaptation is moving in Denmark
A read on the academic research around Climate Adaptation — which themes are gaining ground, the institutions and researchers driving them, and how the tone is shifting. Based on 67 Denmark-affiliated papers.
- Technical University of Denmark11
- Environmental Protection Agency9
- Aarhus University9
- University of Copenhagen7
- Danish Meteorological Institute6
- Climate change4
- Flood myth2
- Adaptation (eye)2
- Climate change adaptation2
- Environmental resource management2
- Climate change2→4
- Climate change3→17
- Resilience (materials science)1→11
- Psychological resilience1→4
Where climate adaptation is researched across Denmark
Location clusters by institution affiliation — each city's volume, stance tone, and a quick read on its hot topic, what's advancing, the opening opportunity, and the main concern.
Common questions
Riya reads income statements for fun. She covers the real money in a sector — revenue, growth, who actually earns — and never met a vague claim she didn't want a number for.