Climentum Capital

Climentum Capital is a venture capital firm based in Copenhagen, Denmark, founded in 2021. The firm specializes in investing in early-stage climate tech companies in Europe, focusing on Seed+ and Series A funding rounds. Climentum Capital aims to support businesses that contribute to sustainable, low-carbon, and circular industries. The firm targets various sectors within climate technology, including alternative energy equipment, materials, and resources. With investment sizes ranging from EUR 1 million to EUR 5 million, Climentum Capital seeks to make a positive environmental impact through its financial backing of innovative solutions in the climate sector.

Malin Carlstrom

General Partner

Morten Halborg

Co-Founder and Managing Partner

Doerte Hirschberg

General Partner

Dörte Hirschberg

General Partner

Stefan Maard

General Partner

Stefan Mård

General Partner

18 past transactions

Novatron

Series A in 2025
Novatron is focused on developing a proprietary fusion power concept aimed at producing clean, sustainable energy. Collaborating with physicists, engineers, and academic institutions, the company seeks to create an energy system that not only reduces reliance on fossil fuels but also minimizes greenhouse gas emissions. By advancing fusion energy technology, Novatron aims to provide abundant and renewable energy solutions, contributing to a more sustainable future for humanity.

Scale Energy

Seed Round in 2025
Scale Energy, based in Europe, specializes in developing and managing a vast, decentralized network of energy storage systems. The company's primary focus is to facilitate the transition to a cleaner power supply by offering industrial energy storage products that enable businesses to store and utilize renewable energy sources more efficiently. This not only promotes economic growth powered by green electricity but also enhances the resilience of the European economy. By monetizing their infrastructure, businesses can accelerate the energy transition, contributing to a more sustainable future.

Qvantum

Series C in 2025
Qvantum is a supplier of innovative and efficient energy solutions, specializing in the manufacturing of heat pump products aimed at decarbonizing the heating and cooling market. The company offers a range of heat pumps, including water-to-water, air-to-water, and exhaust air models. These products incorporate advanced features such as noise reduction, inverter technology, thermal storage, and indoor compression, allowing Qvantum to provide effective and sustainable heating and cooling solutions to its customers.

ecoLocked

Seed Round in 2024
ecoLocked is a company focused on transforming buildings into carbon sinks by converting captured carbon from local biomass residues into carbon-negative construction materials. The company specializes in developing a biocarbon platform that produces tailored recipes and drop-in-ready biocarbon admix materials, offering technical support to clients. By enabling the permanent storage of captured CO2 in the built environment, ecoLocked reduces the reliance on fossil raw materials, particularly cement clinker, allowing concrete producers to create climate-friendly concrete without sacrificing performance. Their innovative approach combines carbon storage and utilization, establishing a self-sustaining business model in carbon dioxide removal.

ZeroPoint Technologies

Series A in 2024
ZeroPoint Technologies specializes in innovative memory compression technology aimed at enhancing data center and smart device efficiency. By removing up to 70% of unnecessary information from microchips, the company enables significantly improved performance, achieving up to 50% more performance per watt. This technology combines ultra-fast data compression, real-time data compaction, and transparent memory management into a single solution, making it distinct in the industry. The company's products allow data centers to maximize performance while minimizing energy consumption, and enable smart device developers to enhance performance and user experience without sacrificing battery life. ZeroPoint's approach is founded on decades of research from a renowned academic group, supported by a robust patent portfolio and a continuous pipeline of innovative ideas. The company delivers hardware intellectual property blocks that clients can integrate into their systems on a chip (SoC) and collaborates closely with industry leaders on advanced technology projects.

Rodinia Generation

Seed Round in 2024
Rodinia Generation is a company focused on developing innovative technologies for the environmental manufacturing of clothing, specifically aimed at addressing the issue of overproduction in the fashion industry. Its proprietary technology automates production processes through the use of machines, robotic arms, and a sewing assembly line driven by an artificial intelligence algorithm. This system efficiently identifies and manages pieces that belong to the same garment from different customers, allowing clients to produce only the necessary amount of clothing. By doing so, Rodinia Generation enables significant reductions in waste, promoting a more sustainable approach to fashion manufacturing.

Aegir Insights

Series A in 2024
Aegir Insights ApS specializes in providing analytics, software-as-a-service (SaaS), and advisory services tailored for offshore wind energy developers, governments, and financial institutions. With a strong foundation in offshore wind project development and technology, the company focuses on supporting its clients in making informed investment decisions and navigating competitive tenders. By partnering with prominent developers, regulators, and financial entities, Aegir Insights enables businesses to identify valuable opportunities within the offshore wind sector, positioning itself as a key player in the renewable energy landscape.

Novatron

Seed Round in 2023
Novatron is focused on developing a proprietary fusion power concept aimed at producing clean, sustainable energy. Collaborating with physicists, engineers, and academic institutions, the company seeks to create an energy system that not only reduces reliance on fossil fuels but also minimizes greenhouse gas emissions. By advancing fusion energy technology, Novatron aims to provide abundant and renewable energy solutions, contributing to a more sustainable future for humanity.

Kärnfull

Seed Round in 2023
Kärnfull is the first provider of 100% nuclear electricity in the Nordic region, operating in Sweden and Denmark. The company focuses on sustainable electricity production by supplying fossil-free energy from nuclear sources, known for its low carbon emissions of 2.5 grams CO2 per kilowatt-hour. Kärnfull employs a fully digital service model and utilizes Guarantees of Origin to ensure transparency and accountability in energy sourcing. The company aims to empower consumers, offering them the choice of electricity agreements that help manage costs while supporting the stability of energy grids and minimizing environmental impact. Kärnfull is backed by a group of pro-bono advisors with expertise in nuclear energy and sustainability, indicating a strong commitment to research and development in next-generation nuclear technology.

Jolt Electrodes

Series A in 2023
JOLT is a new generation of electrodes and electro-catalytic/protective coating solutions for hydrogen and water treatment electrolyzers. JOLT is accelerating the worldwide transition to green hydrogen by developing innovative solutions that will propel the world towards a more sustainable future.

Fermify

Seed Round in 2023
Fermify operates a digital B2B platform that facilitates the production of precision fermentation-based casein, indistinguishable from cow casein but produced sustainably and at over 50% cost reduction, independent of cow's milk availability. This enables dairy companies to manufacture cheese alternatives using state-of-the-art technology without relying on cows.

ZeroPoint Technologies

Seed Round in 2023
ZeroPoint Technologies specializes in innovative memory compression technology aimed at enhancing data center and smart device efficiency. By removing up to 70% of unnecessary information from microchips, the company enables significantly improved performance, achieving up to 50% more performance per watt. This technology combines ultra-fast data compression, real-time data compaction, and transparent memory management into a single solution, making it distinct in the industry. The company's products allow data centers to maximize performance while minimizing energy consumption, and enable smart device developers to enhance performance and user experience without sacrificing battery life. ZeroPoint's approach is founded on decades of research from a renowned academic group, supported by a robust patent portfolio and a continuous pipeline of innovative ideas. The company delivers hardware intellectual property blocks that clients can integrate into their systems on a chip (SoC) and collaborates closely with industry leaders on advanced technology projects.

Wayout

Series A in 2023
Wayout is a company that provides environmentally friendly drinking water solutions through its innovative microfactories. These systems are designed for local production, enabling communities to produce high-quality drinking water while minimizing the environmental impact associated with transporting bottled water. The microfactories utilize various purification methods, including double reverse osmosis, desalination, UV treatment, and remineralization, ensuring medical-grade purity. Each microfactory can sustainably serve approximately 300 households and significantly reduce plastic waste and carbon emissions. Operating on renewable energy sources like solar power, the plug-and-play systems are user-friendly, allowing anyone to manage them with minimal effort. Wayout's integrated cloud connectivity also allows for real-time monitoring and management, catering to the needs of various stakeholders while promoting the right to access clean drinking water.

Entocycle

Series A in 2023
Entocycle Ltd, established in 2014 and headquartered in London, specializes in producing insect-based protein for animal feed. The company cultivates black soldier fly larvae in an automated system that monitors and analyzes their growth and environment. Entocycle sources organic waste from farms, factories, and catering industries to mass-produce insects as a sustainable protein source. It supplies its products primarily to feed suppliers, retailers, food, and agricultural industries, aiming to accelerate the global transition towards sustainable protein.

Wayout

Series A in 2023
Wayout is a company that provides environmentally friendly drinking water solutions through its innovative microfactories. These systems are designed for local production, enabling communities to produce high-quality drinking water while minimizing the environmental impact associated with transporting bottled water. The microfactories utilize various purification methods, including double reverse osmosis, desalination, UV treatment, and remineralization, ensuring medical-grade purity. Each microfactory can sustainably serve approximately 300 households and significantly reduce plastic waste and carbon emissions. Operating on renewable energy sources like solar power, the plug-and-play systems are user-friendly, allowing anyone to manage them with minimal effort. Wayout's integrated cloud connectivity also allows for real-time monitoring and management, catering to the needs of various stakeholders while promoting the right to access clean drinking water.

Qvantum

Series B in 2023
Qvantum is a supplier of innovative and efficient energy solutions, specializing in the manufacturing of heat pump products aimed at decarbonizing the heating and cooling market. The company offers a range of heat pumps, including water-to-water, air-to-water, and exhaust air models. These products incorporate advanced features such as noise reduction, inverter technology, thermal storage, and indoor compression, allowing Qvantum to provide effective and sustainable heating and cooling solutions to its customers.

one • fıve

Seed Round in 2022
one • fıve offers individualised, cleaner, and circular packaging solutions in a brisk amount of time in order to have a demonstrable, beneficial effect on the environment.

Continuum Composite Recycling

Seed Round in 2022
Continuum Composite Recycling collects products and manufacturing waste, it then undergoes material reclamation and reprocessing processes like cutting, milling, breaking, screening, gravity-separating, sorting, sifting, cleaning, storing, and creating new composites, giving industries a way to convert composite materials into new and improved products.
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