Top 15 Sustainability VC Funds & Investors in Luxembourg (June 2026)

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.
• Dispatch — Dispatch is the operating system that empowers modern service experiences for the world’s largest service brands. Our platform connects the enterprise, service provider, and customer together to create a world-class service experience that surpasses the rising expectations of the modern-day market.
• Rocket Lab — The end-to-end space company delivering reliable launch services, spacecraft, satellite components.

Portfolio highlights

• 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.
• 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.
• Vivira — Vivira Health Lab focuses on making physical rehab programs available to everyone.

Portfolio highlights

• Hadean — Synthetic Environments that provide cutting edge training, real-time situational understanding and predictive intelligence for Governments, National Security and Commercial Enterprises
• 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.

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

• Ann-Connect — Ann-Connect is an EdTech SaaS for learning, teaching, exams and assessments rolled into an all-in-one education platform.Founded in 2021 by Bonginkosi Mabaso, Nexa was born from a real problem: students missing exams and learning opportunities because of unreliable internet. Our mission is simple: make online education accessible to everystudent, regardless of connectivity or background. Today, Nexa is trusted by universities, training institutions, and professional bodies across South Africa, with partnerships that give access to more than 450,000 learners. One workspace. All your education tools: - Nexa ExamCore: Offline exam tool where students can access, write, and submit online exams even without internet. - Nexa Invigilator: Invigilation tool designed to monitor for online exams. - Nexa Invigilator Venue-based – Proctoring for physical/venue-based exams for schools, corporates & teams. - Nexa Room – Low-bandwidth video conferencing just like MS Teams but designed for teaching and learning, with AI-driven student engagement tracking. - Integrations – Seamless connection with Learning Management Systems (LMS), plagiarism checkers, and other education tools — all in one place. Recognised with awards from TIA, ABSA, and the Royal Academy of Engineering (UK), Nexa is shaping the future of global education by making it inclusive, resilient, and accessible everywhere. Ready to experience THE platform for inclusive learning? Visit ann-connect.com and join us in building education without limits.
• 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.
• Theta Gold Mines — Theta Gold Mines is an Australian Securities Exchange listed company. Through it’s controlling subsidiaries in the Republic of South Africa, TGM currently controls 62,000 hectares of gold Mining and Prospecting Rights which covers the majority of the Transvaal gold fields approximately 350km East of Johannesburg. The Project is named TGME GoldProject which currently has 5.8Moz of a combination of underground/open-cut gold resources.

Portfolio highlights

• Swile — Swile got its start by disrupting the incumbent meal voucher market in France. Their all-in-one smartcard groups together all employee benefits such as meal vouchers, gift vouchers, and mobility benefits. Swile also aims to reinvent life at work and create a better work culture for all employees with their super app. Features include praises, eventcreation, collections and P2P payments between colleagues. They also offer employee engagement surveys and insight analytics. It was founded in 2018 by Loïc Soubeyrand and is based in Paris, France.
• 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.
• Butterfly.ai — Empower your managers to lead happier, more engaged teams, based on regular data and AI analysis.

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.
• 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

• eco.mio — eco.mio enables companies to reach their climate targets while realizing significant savings: Incentivize employees to travel consciously with eco mio's end-to-end integrated software solution.
• PROPCORN AI — At PROPCORN, our goal is to harness the power of AI to automatically unlock the full real estate building potential of our customers, enabling them to make faster and more accurate decisions in real-time.
• HelloBello — HelloBello offers freshly cooked and cooled delivered human-grade food tailored to each dog’s nutritional needs. HelloBello is a PetTech company with a strong focus on the German speaking markets (for now). HelloBello’s personalized meals are free of any by-products and are portioned, packaged, and delivered directly to your door. By working with aspecialized veterinarian, HelloBello is able to derive each dog’s exact nutritional needs based on a proprietary algorithm. The recipes are made of natural sources like millet and seaweed, instead of heavy use of supplements, which makes it easier for the dog to absorb and get true nutritional benefits.Our credo in German is " ... Frisch. Individuell. Geliefert. - Frischfutter ist einfach besser ..."

Portfolio highlights

• repath — Our mission is to make climate risks visible to companies worldwide in order to enable a resilient and future-proof world.
• SKYSEED — Mit Drohnen und Saatpellets
• 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.

Portfolio highlights

• Lixo — Lixo develops software solutions to improve the performance of recycling companies, from waste collection to sorting and recyling
• ZEWAY — ZEWAY is a developer of mobility solution intended to help people switch to electric scooters for mobility. The company operates on a subscription model that allows access to a network of stations with electric scooters along with insurance, assistance and maintenance services, helping customers move within Paris without causing air pollution.
• SWEETCH Energy — SWEETCH Energy is developing a breakthrough technology in the field of salinity gradient power harvesting.

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.

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

• HYPNO VR — HypnoVR is a virtual reality software for anesthesia, treatment of pain, and anxiety. It was founded in 2016 and is based in Strasbourg, France.
• moonbird — Slow breathing is the easiest way to relieve stress and promote relaxation. Moonbird and moonbuddy make it intuitive and easy to practice slow breathing exercises.
• 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

• 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

• Senvo — AI-powered parcel audit platform identifies overcharges, service failures, and damage. Automatically recover shipping costs with 100% transparency.
• Fermify — We are here to domesticate microorganisms and build simple and fully automated production platform to address the issue of large-scale milk protein production
• beSirius — beSirius transforms ESG chaos into clarity - connecting your data to spot trends, reveal revenue signals, and answer any stakeholder in minutes. Smarter decisions, faster deals, zero admin drain.