Top 40 Climate VC Funds & Investors in Luxembourg (July 2026)

Portfolio highlights

• Nodalview — Nodalview helps real estate agents deliver cutting edge content and an impressive buying experience for happy and loyal customers.
• RESPONSUM — RESPONSUM is the EU's most user-friendly privacy management SaaS solution. Become compliant with GDPR or any other privacy regulation easily.
• CHILI publish — Allow users to edit customizable documents, or fully automate artwork generation. Output files are ready to use for print and digital.

Portfolio highlights

• ALL.SPACE — One Device. All Networks. No Compromise. The world’s first smart terminal delivers total communications convergence.ALL.SPACE, formerly Isotropic Systems, has developed the 5th generation smart terminal, capable of linking with all satellites, all networks, in all orbits, all at once. Our ground-breaking software-defined service enablementplatform integrates intelligent routing, edge computing and on-demand services to deliver unprecedented network resilience and application performance. Whether you're on land, sea or air, we ensure that you stay connected.Our S2000 range is customisable across a range of sizes, Tx/Rx ratios, aperture combinations and scan ranges with up to 8,100 unique configurable options. Our modular architecture allows you to pick the exact terminal configuration to meet your requirements.
• Lunar Outpost — Lunar Outpost creates technologies that enable a sustainable presence in cislunar space while driving a positive impact here on Earth. With product lines focused on robotics and advanced instrumentation Lunar Outpost has helped create the first oxygen on Mars as part of the Perseverance mission, has the first ever contract to sell space resources(specifically lunar resources) to NASA, and has successfully created product line from advanced technology work. Key products include the commercial lunar rover MAPP that can provide mobility to a variety of payloads on the lunar surface, and the Canary Air Quality and Monitoring System, an IoT system, which has collected over 20 Billion unique data points to date in over 20 different states.[
• Ellipsis Drive — Seamlessly manage, access and consume spatial files that instantly render into your workflows, apps and tools of choice

Portfolio highlights

• Hummink — Dream Smaller Now : Experience a revolution with Hummink's world's smallest fountain pen. Redefine micro-scale writing with our innovative technology.
• Axign — We are Axign. A company on a mission to conquer the worldwide consumer audio market with our unique, patented audio technologies.
• CoolSem Technologies — CoolSem Technologies, based in Eindhoven, the Netherlands, was founded in 2025. The startup develops innovative wafer-level thermal management technologies that reduce thermal resistance and minimize mechanical stress in advanced semiconductor and photonic devices. With its WaLTIS multilayer stack, CoolSem replaces conventional substrates with aspecially designed layer structure that optimizes heat flow, stability and reliability.

Portfolio highlights

• BIOWEG — Founded in Germany in 2019, Bioweg is a purpose-driven company, matches BioInnOvation to business problems. Their research combine biotechnology, material science, and molecular simulation learning to develop and sell B2B advanced sustainable and bio-based high-performance ingredients. Their ingredients are 100% animal-free, globally scalable, andsustainably manufactured with green chemistry. The company partners with results-driven, forward-thinking companies and consumer brands with global reach in cosmetics, personal care, agricultural technology, and food/beverage sectors. Bioweg's innovative zero-waste circular process uses food industry waste as feedstock to produce bio-based microbeads, rheology modifiers and hydrocolloids that are completely free of microplastics and comply with the new ECHA regulation.
• Resourcify — Mein Recycling is developed by Resourcify GmbH from Hamburg. The app is the easiest solution for businesses to easily manage all of their waste, collections, and recyclers in one app, and for waste management companies to seamlessly connect with their customers online. Their vision is zero-waste: enabled with the digital transformation of the wastesector as the foundation for the circular economy.
• Vivira — Vivira Health Lab focuses on making physical rehab programs available to everyone.

Portfolio highlights

• Fedgroup — Fedgroup offers financial solutions in South Africa & abroad, providing investments, asset-backed lending, group risk & fiduciary services
• AMEA Power — Founded in 2016, AMEA Power has assembled a leading team of global industry experts to deliver clean energy projects across Africa, the Middle East and other emerging markets.
• Minbos Resources — Minbos has to build a nutrient supply and distribution business that stimulates agricultural production and promotes food security. They provide nutrient supply and distribution business that stimulates agricultural production and promotes food security.

Portfolio highlights

• Ventory — Ventory is an affordable, intuitive, and easy-to-use platform that gives field professionals full visibility and real-time control over remote inventory.
• Immaterial — Facilitating the energy transition with advanced materials.
• Tretau — E-mobility is powered by its core - the electric motor. We at Tau are at the very core of the core: the copper winding wire, the magnetic core, the electrical steel.We just make it bet.

Portfolio highlights

• Augur — Augur Initiative Limited is a UK‑based, privately held tech company incorporated in August 2024, operating at the intersection of AI‑driven security, perception‑engine platforms, and sensor‑fusion infrastructure.The company builds an AI‑powered “next‑generation perception engine” that ingests video, IoT, and spatial data from existing CCTV andsensor networks to detect anomalies, track movement, and surface real‑time operational and security insights.
• R3 Robotics — Circu Li-ion is a European battery upcycling startup. Our vision is to fight the climate crisis by maximising the lifecycle of each Lithium-ion cell.In 2021, we have embarked on our journey to enable a circular lifecycle to batteries in three steps: the dismantling of batteries, the diagnostic of cells and the reassembly based on reusedcomponents - automated and at scale .We provide our technology to leading players in the space of micromobility, q-commerce & delivery, hardware manufacturing and recycling. Our Machine-as-a-Service solution offers a possibility to give their used batteries a second life through upcycling instead of recycling - saving money and the planet.
• Proxima Fusion — We are a European fusion energy startup pursuing the clearest path to grid deployment.

Portfolio highlights

• OpenExo — Solve for 10X with an Exponential Community - Learn, navigate and transform with on demand experts.
• nexten.io — nexten.io is the ideal platform for Tech profiles and Developers looking for Remote IT Jobs or IT Jobs in France. Create your Anonymous Profile in minutes; after accepting their requests, CTOs and team leaders of the best tech companies will send opportunities for your next dream job!
• Service — Service gets you paid when your flight is delayed or cancelled.

Portfolio highlights

• S.P.O.N.S.O.R. (SCOP) — SPONSOR is a global AI-Driven Climate Fintech platform uniting the USD 2T p.a. climate mitigation industry. With government contracts and a pipeline of deals already exceeding USD25 billion, SPONSOR is already accelerating the industry. Built by project finance experts and software engineers, the SPONSOR platform shortens the process oforigination to financial close for climate mitigation projects like large-scale renewable energy - unlocking capital, reducing risk, and enhancing collaboration across stakeholders. SPONSOR provides the tools needed to scale the industry to the USD 5Tp.a. to solve the climate funding gap.SPONSOR's delivers: - Scale Without Limits : From local projects to national programs, SPONSOR enables all stakeholders to achieve climate targets. - AI-Powered Intelligence: Users can leverage lessons learned from hundreds of precedent deals and expert insights to help projects avoid costly pitfalls and reach financial close faster. - Seamless Collaboration: Secure data rooms and other collaboration tools enable stakeholders to save time and work together to deliver climate mitigation projects. - Trusted Global Marketplace: All users pass KYC checks so users can deal in confidence and trust. -More to come: Other valuable functionality is already under development to enable stakeholders to do their jobs easier, and more efficiently; reducing deal timelines from years to months.SPONSOR also offers advisory services to governments and utilities to advance Nationally Determined Contributions (NDCs), and to project developers and sponsors to help climate mitigation projects reach financial close, faster.

Portfolio highlights

• Kolleno — The Kolleno platform helps small, medium and enterprise level businesses in various industries to accelerate and track payments, whilst driving a better customer experience.Kolleno is a unified AR Management Platform that streamlines your credit control, getting you paid faster and more consistently. Kolleno connects with your business softwarein a single click and simplifies all your cash-collection processes. Our AI-based technology allows you to prioritise your workflow, automate manual chasing, sequence personalised payment reminders through multiple communication channels, and reconcile payments with ease. We rethink the process and prioritise customer satisfaction to ensure cash conversions.
• Germitec SAS — Germitec is a world leader in UV-C high-level disinfection. Fast, safe, chemical-free, one-button UV-C high-level disinfection for ultrasound probes.
• Celcius Logistics Solutions — India's Largest 'ONLINE " cold chain network.Book reefer vehicles, Cold Storages or get booking for your vehicle and cold storages across India instantly with the best price

Portfolio highlights

• refinq — Our platform helps companies transform climate and biodiversity risks into opportunities to reduce costs, future-proof operations, and stay competitive.
• Uplift360 — Uplift360 is a greentech startup working in advanced material circular economy (redesign, reuse, regenerate and recycle), uniquely focused on the defence and security sector.
• Invisible-Light Labs — Invisible Light Labs uses Fourier transform infrared (FTIR) spectroscopy and nanoelectromechanical sensing technologies to enable chemical analysis of materials and nanomaterials that are available in minuscule amounts in a variety of industries, from environmental monitoring to pharmaceuticals.

Portfolio highlights

• MovaLife — MovaLive aims to bring about a transition in the field of Assisted Reproductive Technology (ART)
• Antiverse — Designing biologics for 100 challenging targets
• GlycanAge — The only biological age test that accurately measures your unique response to life changes. Discover your biological age and make lifestyle improvements!

Portfolio highlights

• Moleaer — Moleaer's market leading nanobubble generator is the most efficient gas injection technology available to dissolve virtually any gas into any liquid.
• GAMMA AR — Improve the way you build with a construction app that bring the BIM models to the construction site using augmented reality.
• Soil Scout — Soil Scout is the Most Advanced Soil Monitoring Solution For Professional Agriculture, Golf, and Sports Turf Maintenance. It Includes Underground Wireless Soil Sensors with 20 Years of Battery Life, Cloud Dashboard, and Monitoring Service.

Portfolio highlights

• eFarmz — eFarmz allows for the online purchase of a variety of organic goods, including fruits, sweets, dairy, seafood, meat, drinks, and more, with or without a membership. Alcoholic beverage purchases cannot be made by those under the age of 18.
• Hosman — They publish your property on more than 35 professional sites.
• Emmers Equestrian — Emmers Equestrian members receive access to unique privileges that improve and ease daily living.

Portfolio highlights

• Wizata — Empowering data-driven optimization created for your industrial manufacturing process. Working through our digital platform for AI manufacturing optimization.
• itravel — itravel allows leisure travelers to configure and book experiences, hotels, and transportation on tablets, the web, and in social media. itravel offers the client tools to select and “build” custom trips based on desired experiences (such as kitesurfing, elephant rides, special spa treatments), specific room configurations, and personalpreferences. itravel’s app interfaces allow these selections to happen effortlessly and with appealing content.

Portfolio highlights

• Anisoprint — Continuous fiber 3D printing solutions for manufacturing optimal composites with continuous fibers: desktop and industrial 3D printers, materials, software and training courses
• Youjie Future Technology — Youjie Future Technology is a high-tech company that independently develops a new generation of cloud-based SaaS platforms for intelligent design topology optimization.
• Chuangcai Advanced Education — Chuangcai Advanced Education is a high-tech company that specializes in artificial intelligence and innovative materials.

Portfolio highlights

• Pongo — Pongo has created for you the first intelligent marketing assistant that communicates with your customers and increases your Google referencing, without you having to lift a finger
• Orosound — Superior headsets for work. Advanced quality signed by Orosound -the French expert in active noise control, audio intelligence, and durability.
• Remotebase — Get thoroughly vetted software developers from all over the world with expertise in AI, ML, back-end, front-end and more. Risk-free trial available!

Portfolio highlights

• WattDance — WattDance is an energy intelligence startup developing advanced physical AI large models for closed loop smart control. The company specializes in building unified networks that optimize source, grid, load, and storage environments. Its technology acts as an intelligent brain to maximize the efficiency of renewable energy assets and modern powergrids.
• Tasson Technology — Beijing Guoke Tianxun Technology Co., Ltd. has developed a complete system solution for special environment applications, providing three major categories of installation, simulation and testing, which can provide full life cycle technical support for engineering development. Related products have been applied and verified in major tasks such asmanned spaceflight engineering and weapons and equipment development, and the technical level has reached international advanced and domestic leading.
• Yueqing Technology — Yueqing Technology develops AI engines for complex equipment design and optimization simulation for the aerospace and automotive industries.

Portfolio highlights

• Bose Quantum — Bose Quantum has the patent layout and core technology of quantum computing technology comparable to that of the United States. The scientific research achievements in the field of quantum computing are currently the only solution with short-term commercialization feasibility in the world, creating a new generation of quantum computing poweracceleration for artificial intelligence. Artificial intelligence co-processing equipment to achieve megabit ultra-large-scale quantum computing. The Bose Quantum team has completed the CIM engineering prototype verification of 1000+ qubits abroad, and has stably running some accelerated algorithms. The technical advantages of Bose Quantum are reflected in the fact that the CIM technology solution adopted is the most advanced second-generation optical quantum computing technology, which is the most advanced quantum computing technology route in the three major mainstream scalable quantum computing technology routes of superconductivity, ion trap and optical quantum. The largest technical solution.
• Shexu Technology — Established in 2020, Shanghai Shexu Technology Co., Ltd. is an AI-driven industrial design software R&D technology enterprise and design service provider. The company has a professional scientific research and technical team, and has independently developed automatic industrial design software based on AI computing engine. The design softwarehas been widely used in the field of automotive industry equipment, significantly improving the design efficiency of industrial machinery designers.
• Xellar Biosystems — Xellar Biosystems is a wet artificial intelligence biotechnology company that provides analysis of drug testing and treatment.

Portfolio highlights

• Saturne Technology — Saturne Technology is specialized in laser-cutting, laser-drilling, laser-welding and laser-cladding, using a manufacturing process by Selective Laser Melting (SLM) (i.e. metallic 3D-printing using fine metallic-powder bed).

Portfolio highlights

• Lixo — Lixo develops software solutions to improve the performance of recycling companies, from waste collection to sorting and recyling
• AISPRID — AISPRID is a robotic company that manufactures autonomous robots for soft fruit picking.
• SWEETCH Energy — SWEETCH Energy is developing a breakthrough technology in the field of salinity gradient power harvesting.

Portfolio highlights

• Aizon — Improve yield, reduce deviations, and ensure product quality in GxP pharmaceutical manufacturing with real-time, practical Artificial Intelligence (AI)- powered software as a service solutions.
• Aiqudo — Aiqudo offers an artificial intelligence-based technology that connects voice computing to the mobile app ecosystem. Its Voice-to-Action platform lets people use natural voice commands to instantly execute actions in their mobile apps. The company was founded in 2017 and is headquartered in Campbell, California.
• Luminate Medical — Luminate Medical is developing LILY, the world's first pain-free and portable solution to prevent hair loss caused by chemotherapy.

Portfolio highlights

• Enzo — Enzo is a Heidelberg based InsurTech startup offering modern and smart insurance coverage for homeowners. Instead of just reacting to claims, Enzo takes a proactive customer-focused approach to prevent damages from happening at all. Thus, Enzo is leading a paradigm shift in a €100+ billion market that has barely improved customer experience forover 100 years. Our Goal is to become Europe's smartest homeowners insurance.
• Primogene —
• Tokura — Tokura focused on redesigning outpatient surgery (Ambulantes Operieren) through an integrated system of specialised facilities, experienced teams, and automated technology.

Portfolio highlights

• Shine.fr — Shine is a mobile bank that provides an administrative and financial management platform for freelance workers. It offers freelancers a multitasking solution platform that combines online banking with contract and invoice management, streamlining administrative and financial tasks for those who work independently.The company was established inyear 2017 in Paris, France.
• Certo — Certo is an agentic AI company that offers a product compliance platform for regulatory management.
• Double — Double combines a dedicated human assistant and the best software to help you achieve what matters most.

Portfolio highlights

• Tonada —
• TerraSpark — TerraSpark Energy specializing in software solutions for renewable energy asset management. The product, TerraSpark Hub, provides comprehensive oversight of commercial and technical data for green energy assets like solar and wind projects.
• Newly — Newly is the easiest way to build and ship cross-platform mobile apps — no senior engineering team required.Our mission is to empower a new generation of builders to launch high-quality native mobile apps without getting blocked by code, complexity, or cost.We’re building the first truly accessible mobile app development tool — combining thespeed of no-code with the power of real code when you need it — and opening the door for the estimated 99.5% of people who currently can’t build mobile apps on their own.Newly is used by early-stage founders, junior developers, designers, and product teams who want to ship faster and smarter.

Portfolio highlights

• TerraSpark — TerraSpark Energy specializing in software solutions for renewable energy asset management. The product, TerraSpark Hub, provides comprehensive oversight of commercial and technical data for green energy assets like solar and wind projects.
• Newsrooms.ai — Newsrooms.ai is an AI-powered content production and management platform that enables businesses and news organizations to automate their whole content pipeline—from research and content generation to publishing across many digital channels.
• The Blue Box Biomedical Solutions — Pain-free, low-cost, sensitive, radiation-free device to detect breast cancer in urine

Portfolio highlights

• Rookoo — Rookoo is an AI-driven venue management software that talks to your customers, handles the intake, checks availability, fills your CRM or booking software, and hands off to your team for seamless follow-up.
• Qivalis — Qivalis is a financial technology company designed for payments, settlements, and financial services.
• Ion Beam Applications — Ion Beam Applications is a Belgium-based company that develops and markets technologies, pharmaceutical products and tailored solutions for the healthcare sector, with emphasis on cancer diagnosis and therapy. IBA is also active in the sterilization and ionization field. The Company operates through two business segments, namely the pharmaceuticalssegment, which includes radiopharmaceuticals and the equipments segment, which encompasses proton therapy, particle accelerators and dosimetry.

Portfolio highlights

• AM 4 AM — AM 4 AM is a developer of materials for additive manufacturing.
• OQ TECHNOLOGY — OQ Technology is a Luxembourg-based satellite operator pioneering 5G Non-Terrestrial Network (NTN) connectivity through its direct-to-device (D2D) global satellite network.

Portfolio highlights

• Nanomox — Nanomox specializes in the sustainable manufacturing of innovative inorganic materials such as metal oxide particles and thin films.
• Sensmet — Sensmet was launched in 2017 spinning off from several years' research on the micro-discharge analyser technology and related application development.The Sensmet team has extensive experience in industrial R&D as well as measurement science and technology.They are currently building strategic partnerships in selected industrial sectorsto develop the first real-time multi-element water measurement applications. If you got interested and want to realise the benefits offered by the unique μDOES™ water analyser technology please contact us. Let us optimise your water process. Together.
• Sofi Filtration — Innovation in Industrial Liquid Filtration

Portfolio highlights

• Filuta AI — Operationalized Composite Artificial Intelligence
• Resistell AG — Resistell is a antibiotic resistance test.
• iThera Medical — Explore optoacoustic imaging technology for non-invasive in vivo visualization and quantification of disease-related tissue biomarkers.

Portfolio highlights

• PlantSea — PlantSea manufactures and develops sustainable products using seaweed and aquaculture materials. It offers bioplastics items as biodegradable alternatives. PlantSea is based in Gaerwen, England.
• Uplift360 — Uplift360 is a greentech startup working in advanced material circular economy (redesign, reuse, regenerate and recycle), uniquely focused on the defence and security sector.
• Danu Robotics — Danu Robotics manufactures AI guided robotic systems for sorting recyclable waste - highly accurate, modular multi-arm systems that retrofit into existing MRF operations and collates EPR data.

Portfolio highlights

• Greenworlder — Greenworlder is a platform for sustainability. You can share and learn tips for sustainable living, reflect on your sustainable experiences, and read or write articles on sustainability.

Portfolio highlights

• MDsim — MDSIM is a health-tech startup. The companyon uses computer modeling and simulation (CM&S) in conjunction with data sciences and AI to assist improve the quality of life of millions of patients worldwide.
• Bloom Biorenewables Ltd — By transforming natural materials found in biomass, we create the first true alternative to petroleum.

Portfolio highlights

• Greenworlder — Greenworlder is a platform for sustainability. You can share and learn tips for sustainable living, reflect on your sustainable experiences, and read or write articles on sustainability.

Portfolio highlights

• ECOcero — ECOcero has developed a specialized approach to acoustic solutions for offices, universities, airports, and other corporate and institutional environments, combining design, functionality, and innovative materials.
• OPTIMITIVE — Optimitive offers an Artificial Intelligence technology solution that optimizes the efficiency and sustainability the industrial processes.
• NPAW — The global leader in streaming video analytics solutions. Improve your Quality of Experience with video intelligence software by NPAW.

Portfolio highlights

• Hypr Space (Hybrid Propulsion for Space) — Get ready for the next technology leap in space industry. We develop engines and vehicles that are cheaper, quicker and greener for earth to space and space to space transportation systems. Our patented innovation is based on brand new architecture for hybrid propulsion engines, unlocking previously unreachable capabilities.
• U-Space — U-Space Nanosatellites specializes in the design and manufacturing of next-generation nanosatellites tailored for a variety of applications including commercial services, scientific missions, and defense projects. With a focus on innovation, U-Space offers turnkey solutions encompassing a range of nanosatellite sizes such as 3U, 6U, and 12Uconfigurations. The company is dedicated to transforming client needs into high-performance space systems, marking significant milestones in the space industry with projects like the launch of NESS. U-Space collaborates with partners for components supply, contributing to the development of the French space sector and aiming to lead in nanosatellite constellations by 2025.
• UNIVITY — We envision bringing high speed / low latency connectivity anywhere in the world.

Portfolio highlights

• R3 Robotics — Circu Li-ion is a European battery upcycling startup. Our vision is to fight the climate crisis by maximising the lifecycle of each Lithium-ion cell.In 2021, we have embarked on our journey to enable a circular lifecycle to batteries in three steps: the dismantling of batteries, the diagnostic of cells and the reassembly based on reusedcomponents - automated and at scale .We provide our technology to leading players in the space of micromobility, q-commerce & delivery, hardware manufacturing and recycling. Our Machine-as-a-Service solution offers a possibility to give their used batteries a second life through upcycling instead of recycling - saving money and the planet.

Portfolio highlights

• Pretred — Pretred manufactures barriers and blocks from recycled waste tires.
• R3 Robotics — Circu Li-ion is a European battery upcycling startup. Our vision is to fight the climate crisis by maximising the lifecycle of each Lithium-ion cell.In 2021, we have embarked on our journey to enable a circular lifecycle to batteries in three steps: the dismantling of batteries, the diagnostic of cells and the reassembly based on reusedcomponents - automated and at scale .We provide our technology to leading players in the space of micromobility, q-commerce & delivery, hardware manufacturing and recycling. Our Machine-as-a-Service solution offers a possibility to give their used batteries a second life through upcycling instead of recycling - saving money and the planet.
• Biosynthetic Technologies — Biosynthetic Technologies manufactures bio-based synthetic molecules that are made from organic fatty acids found in plant oils. These highly-functional biosynthetic oils have numerous uses in the lubricant, chemical, and cosmetics industries, often outperforming their petroleum counterparts in similar applications. In addition to theirhigh-performance properties, these renewable oils are biodegradable and nontoxic. Finally, BT holds a broad portfolio of issued and pending patents protecting these novel biosynthetic oils.It was founded in 2006 and headquartered in Irvine, California.

Portfolio highlights

• STARK — EUROPEAN DEFENCE SOVEREIGNTY
• Kreios Space — Kreios Space is developing an electric propulsion system to revolutionize the satellite industry. With this technology we enable orbital keeping in VLEO (Very Low Earth Orbits) thanks to renewable energy. We make space applications easier.
• Portal Biotech — Portal has created next generation solutions that address the significant opportunities in protein sequencing and metabolomics

Portfolio highlights

• Aerosint — Aerosint invented a technology called "Selective Powder Deposition" which deposits multiple powders in each layer. This unlocks multi-material 3D printing.
• Daphne Technology — Measure and abate methane slip with Daphne Technology. Learn how we reduce emissions in gas engine exhaust. Contact us today!
• Zeopore Technologies — Zeopore Technologies innovates zeolite mesoporization to optimize catalysts that enhance processes in refining and petrochemical industries. This leads to higher quality products, lower energy use and less waste, using an approach that is affordable, easily scalable and non-hazardous.