Luxembourg City startup directory
Explore startups, investors, and ecosystem operators in Luxembourg City, Luxembourg.
Showing 21–39 of 39 Luxembourg City · Luxembourg
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LuxTrust
LuxTrust is the Luxembourg public-private joint venture that runs the country's national digital-identity and qualified electronic-signature infrastructure, and is effectively the backbone that lets Luxembourgish citizens, banks, and corporates sign contracts, file taxes, and access sensitive public services online with legally binding eIDAS-qualified signatures. Founded in 2005 and co-owned by the Luxembourg state alongside most of the country's major banks, LuxTrust has become one of the largest qualified trust service providers in the EU and one of the reference implementations of how an EU member state can stand up an interoperable, bank-grade identity layer ahead of the upcoming European Digital Identity Wallet (EUDI Wallet) rollout. For the directory, LuxTrust is a rare example of a core sovereign-tech asset that has the commercial surface area of a scale-up, and a useful anchor for understanding Luxembourg's outsized role in European digital-identity and regtech.
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MarketLeap
Luxembourg-based AI platform enabling direct-to-consumer brands to expand across global marketplaces by automating inventory management, pricing, marketing, logistics, compliance, and fulfilment. Founded by ex-Amazon executives in 2022. Raised $8M Series A from Expon Capital and Smedvig Ventures.
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Monnett
Luxembourg-based privacy-first social network designed as a European alternative to algorithm-driven platforms. Offers chronological feeds, no behavioural tracking, no AI-generated content, and a distance feature letting users control how far their posts travel. Subscription model (€2.95–5.95/month). Raised €655K pre-seed from European investors. 36,000 early-access users.
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NeoSpace Europe 2026
A Luxexpo The Box conference on the commercial space sector, covering market trends, emerging technologies, and the next generation of space companies. Relevant for spacetech founders given Luxembourg's space-investment ecosystem.
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Next Gate Tech
Luxembourg-based fintech providing SPARK, an AI-powered operating ecosystem for automating investment operations in asset management. Handles middle- and back-office oversight with agentic AI, processing 5 petabytes of data monthly for institutions including BNP Paribas Securities Services, Amundi, and Capital Group across €500bn+ in assets.
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Nexus 2050 2026
Luxembourg's flagship tech and innovation conference at Luxexpo The Box, positioned as a bridge between the Greater Region's corporates, the Luxembourg fund industry, and international deep-tech founders. Programming spans AI, space tech, fintech, and sustainable finance with 4,000+ attendees and an exhibition floor featuring Luxembourg-based scale-ups like Paul Wurth, Gcore, and LuxAI. The 2024 edition launched with ministerial support and has since become the country's primary innovation showcase. Tickets EUR 100-400.
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Passbolt
Passbolt is a Luxembourg-based open-source password and secret-management platform built for security-conscious IT teams, from five-person companies up to organizations of 5,000. It is SOC 2 Type II audited, GDPR compliant, a member of the FIDO Alliance, and markets itself as 'Made in Europe'; its 50,000+ customers include government bodies, defence agencies and IT companies such as the French Interior Ministry and Bosch.
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Pierre Limouzin
Pierre Limouzin leads venture capital investment activities for the EIC Fund at the European Investment Bank (EIB), focusing on breakthrough and deep tech companies across Europe including in the space sector. The EIC Fund is the equity arm of the European Innovation Council, deploying equity and quasi-equity investments into high-potential European startups and scale-ups commercializing frontier technologies. His role makes him a key figure in the European public venture ecosystem and a significant source of institutional capital for space entrepreneurship and new space ventures.
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SaaS Group
SaaS Group is a Luxembourg-based acquirer and operator of bootstrapped B2B SaaS businesses, founded with the goal of providing founder-friendly exits for software companies between $1 million and $10 million in ARR. The group currently operates 18 portfolio companies spanning online marketing, productivity, and developer tools, with combined annual recurring revenue exceeding $60 million and teams spread across 33 countries. It distinguishes itself by preserving the autonomy and culture of acquired companies while providing shared functions in marketing, finance, and HR.
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Salonkee
Salonkee is a Luxembourg-based booking and management software company for hair and beauty salons, serving professionals and consumers across Luxembourg, Belgium, Switzerland, the Netherlands, Germany, Austria and France. Its platform lets salons manage bookings while letting customers find and book appointments in their area.
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Satgana
Satgana is a Luxembourg-based climate and earth tech venture capital firm founded in 2020, investing at pre-seed and seed stages in European and African startups addressing the climate and ecological crisis. With a €30 million fund, Satgana backs founders across food and agriculture, energy, mobility, industry, carbon removal, and the circular economy with ticket sizes of €100k–€500k. As a strategic partner of Catapult Green Fintech, Satgana contributes its climate investment expertise to the program's green finance and sustainability track.
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Scorechain
A Luxembourg-based RegTech company founded in 2015 by Pierre Gerard and Laurent Kratz, specialising in blockchain analytics and AML/CFT compliance for digital assets. Its platform monitors transactions across 21+ blockchains and serves over 200 clients in more than 40 countries, including exchanges, custodians, banks, and regulators. Clients include PwC and Swisscom, and the company raised a pre-Series A round backed by Tioga Capital and CV VC.
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SOPIAD
SOPIAD is a Luxembourg-based fintech company offering investment-decision software for wealth managers, life insurers and fund managers under its Safir product line (Safir Wealth Managers, Safir Life Insurers, Safir Fund Managers). It positions its tools as scientific, evidence-backed resources that help financial advisors and portfolio managers enhance their clients' investment experience.
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Spire Global Luxembourg
The European headquarters of Spire Global (founded 2012, originally San Francisco), established in Luxembourg City in 2017 with backing from the Luxembourg Future Fund. Spire operates one of the world's largest commercial nanosatellite constellations — over 110 CubeSats — collecting maritime, aviation, and weather data sold as space-to-cloud analytics. Luxembourg is home to Spire's maritime data team and served as the anchor for a $70 million Series C round led by the Luxembourg government.
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Startup Ole Luxembourg 2026
The Luxembourg edition of the Startup Ole international roadshow, connecting early-stage startups with corporates and investors from the Greater Region (Luxembourg, Belgium, France, Germany). Features speed-dating investor sessions and pitch battles. Free for selected startups, EUR 50 general admission.
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STOKR
A Luxembourg-headquartered digital securities marketplace founded in 2018 by Arnab Naskar, Tobias Seidl, and Lennart Ante. STOKR operates an EU-regulated issuance platform for security tokens built on Bitcoin's Liquid Network, serving both professional and retail investors. The company is registered as a VASP with the CSSF and surpassed $1 billion in tokenised asset volume by 2025.
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Talkwalker
Talkwalker is a Luxembourg-based social intelligence and consumer analytics platform that helps enterprises monitor and interpret public digital conversation at large scale. The product ingests data from social media, online news, forums, blogs, and other public sources, then applies AI and language processing to identify trends, sentiment shifts, competitive movement, and brand reputation risks. This makes it valuable for communications, marketing, and product teams that need external market signal rather than only internal customer data. In the European startup ecosystem, Talkwalker is important because it turns large volumes of messy unstructured internet data into decision-support infrastructure for major companies. It also complements internal governance and analytics platforms by focusing on what organizations can learn from the outside world in real time. For this directory, Talkwalker helps extend coverage into social intelligence and brand analytics, a category that sits between data infrastructure, marketing strategy, and customer insight.
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Tokeny
A Luxembourg fintech founded in 2017 by Luc Falempin and Daniel Coheur that provides an institutional-grade, no-code tokenisation platform for the issuance, transfer, and lifecycle management of digital securities on public blockchains. The company's T-REX (Token for Regulated EXchanges) open standard enables compliance-native security tokens. Tokeny tokenised over €28 billion in assets between 2017 and 2023 and was acquired by Apex Group in May 2025.
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Voltcore
Luxembourg deep-tech startup developing heated polymer filaments using advanced nanocomposite materials for surface heating applications in electric vehicles and smart buildings. Its ultra-thin conductive wire enables efficient in-cabin and battery heating for EVs, reducing range loss in cold weather. Founded in 2022 by Vlad Batkhin.
