Best Air Pollution Management Tech Companies in Denmark
The 45 best Air Pollution Management Tech companies in Denmark in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Stiesdal.
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Ranked: Best Air Pollution Management Tech companies in Denmark
| # | Company | Last round | Disclosed funding | Employees | Founder | Tech stack | Web popularity | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | ACT4 Online platform to calculate and offset the carbon footprint | — | — | — | Nicolai Alexandrowski Founder | — | — | — | — |
| 2 | Again (Environmental Services) Developer of an emission control technology designed to convert CO2 into chemicals and proteins using… | — | — | 26 | — | — | — | — | — |
| 3 | Airlich Provider of air recirculation systems for indoor air purification | — | — | — | Rasmus Jolck Co-Founder & CEO | — | — | — | — |
| 4 | Airplant Indoor air cleaning solution provider | — | — | 2 | Camilla Bandholm Founder & CEO | — | — | — | — |
| 5 | CarbonClear Online platform offering solutions to offset the carbon footprint | — | — | 2 | Rachid Jabbar Co-Founder | — | — | — | — |
| 6 | CLIMAID App-based solution for managing the indoor climate | — | — | 7 | Kenneth Holck Jakobsen Co-founder & CEO | — | — | — | — |
| 7 | Climaider SaaS-based platform to calculate and offset the carbon footprint | — | — | 9 | Victor Bergholt Co-Founder | Webflow EcommerceWebflowBootstrap+23 | Top 50M | — | — |
| 8 | Co2 Neutralt Operator of a CO2 neutralizing platform intended to remove internet-related CO2 emission. | — | — | 2 | — | SanityNode.jsReact+15 | Top 50M | — | — |
Top 12 Air Pollution Management Tech companies in Denmark
#1
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
#2
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
#3
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—
#4
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
#5
Series C · Odense, Region of Southern Denmark · founded 2016 · 89 employees$120.9Mraised▾
Developer of offshore foundations, green hydrogen plants, and carbon capture systems. The company develops industrialized floating offshore foundations. It also develops green hydrogen plants for Power-to-X applications. Furthermore, the company develops systems for green fuel production combined with carbon capture and storage.
- Feb 2023Series C$28.8M
- Apr 2021Series C$64.9M
- Apr 2020Series B$20.2M
- Sep 2018Series A$7M
#6
Series B · Copenhagen, Capital Region of Denmark · founded 2016 · 128 employees$84.2Mraised▾
Scaling regenerative agriculture through carbon credits and sustainable supply chain solutions. The company empowers farmers to transition to regenerative practices, fostering soil health and resilience. It enables companies to meet sustainability goals with integrity through verified carbon credits and supply chain solutions. The platform supports farmers with insights, community, and new revenue opportunities. It offers independently verified Impact Units, helping food and drink companies decarbonize their supply chains and reduce Scope 3 emissions. The company uses technology to turn every field into verifiable climate impact. It provides an end-to-end solution built on farmer engagement, scalable MRV technology, and verified carbon outcomes. The company supports growers with finance, knowledge, and community for the regenerative transition. It combines satellite imagery, ground truth data, and AI for verified soil carbon insights. The company meets ESG needs and strengthens corporate sustainability goals. It is a B2B company that offers SaaS platform.
- Mar 2023Series B$50M
- Feb 2022Series A$23M
- Oct 2021Seed$4.7M
- Mar 2021Seed$6M
#7
Seed · Odense, Region of Southern Denmark · founded 2021 · 4 employees$1.5Mraised▾
Developer of biosolutions producing sustainable low-carbon ingredients for feed, food, cosmetics. The company utilizes photosynthesis and microalgae through scalable technology to create high-value ingredients. These ingredients include whole-cell biomass rich in protein and omega-3 for animal feed and human food applications. Clear bio-oil with moisturizing, anti-age, and antioxidant properties is produced for personal care applications. The business model involves selling ingredients on long-term contracts to B2B customers.
- Sep 2024Seed$1.5M
- Mar 2024Seed$362.9K
- Nov 2022Seed$1.5M
- Jul 2021Seed$159.5K
#8
Series A · Copenhagen, Capital Region of Denmark · founded 2016 · 7 employees$5.4Mraised▾
Online platform offering electricity carbon data. It provides actionable data quantifying how carbon-intensive electricity is on an hourly basis. Its platform allows users to access data historically, in real-time, or as a forecast.
- May 2024Series A$5.4M
#9
Seed · Copenhagen, Capital Region of Denmark · founded 2020 · 9 employees$4.7Mraised▾
Offering solutions to calculate and offset the carbon footprint. It uses carbon capture and storage technologies to remove carbon from the air and put it back in the ground where it came from.
- Oct 2023Seed$3.7M
- Sep 2021Seed$879.2K
- Mar 2021Seed$95.4K
- Oct 2020Seed$15.8K
#10
Seed · Copenhagen, Hovedstaden · founded 2015 · 43 employees$1.5Mraised▾
Operator of a sustainable travel booking platform intended to remove emissions from the entire trip. The company's platform specializes to track, calculate and compensate for business travel CO2 emissions in a simple and transparent way and gives real-time visibility into your carbon impact for each trip, enabling business travelers to help reduce their overall carbon footprint.
#11
Acquired · Copenhagen, Capital Region of Denmark · founded 2020 · 29 employees$4.3Mraised▾
Provider of web-based carbon footprint and accounting solutions. The company offers strategic and sustainable procurement management solutions for optimizing spending and carbon emissions. It provides traceability for carbon emissions.
- May 2022Seed$4.3M
#12
Seed · Frederiksberg, Capital Region of Denmark · founded 2014 · 5 employees$1.8Mraised▾
Satellite-based carbon emission and climate monitoring software. The platform monitors greenhouse gas measurements, by combining satellite and ground data. It also uses sensors and satellites to gather petabytes of data.
- Dec 2022Seed$1.8M
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of Air Pollution Management Tech coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
How research on Air Quality is moving in Denmark
A read on the academic research around Air Quality — which themes are gaining ground, the institutions and researchers driving them, and how the tone is shifting. Based on 735 Denmark-affiliated papers.
- Environmental Protection Agency255
- Aarhus University245
- University of Copenhagen98
- European Environment Agency72
- Danish Cancer Society44
- Air pollution4→17
- Particulates2→10
- Pollutant2→10
- Meteorology1→4
- Air pollution17→92
- Pollution10→36
- Pollutant4→18
- Particulates6→19
- Meteorology7→18
- Air pollution28→82
- Pollution10→30
- Environmental health11→29
- Particulates11→26
- Air pollutants4→16
Where air quality 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
Rohit lives in the feed. He covers what's moving right now — the funding rounds, launches and shifts breaking across the trade press — and ties them back to where the sector is heading.