Top Tech Startups in Luxembourg in 2027

LILT is a language translation services and technology company. We're building the next generation of localization, making it possible for every organization to communicate with their customers in the language of their choice through LILT's high-quality, scalable, and affordable translation services. We recruit the world's best human translators and equip them with our software, allowing them to translate better and faster than ever. By combining human expertise and machine efficiency in a complete enterprise localization solution, we can deliver technology-enabled translation services to our customers. Lilt is backed by some of the world's leading investors including Sequoia Capital, Intel Capital, and Redpoint. Our customers include some of the largest Fortune 500 companies in the world who rely on Lilt every day to provide more personal customer experiences in 300+ languages. Our team is headquartered in the Bay Area with additional hubs in Indianapolis, Washington DC, Berlin, Dublin, and the UK.

MoodMe is an innovative B2B tech leader on a mission to revolutionize the way businesses engage and gain insights through AIaaS and enterprise agreements. By leveraging the power of Face AI technologies, we create experiences that are not just engaging but profoundly insightful, providing a window into the hearts and minds of the target audience. Our vision is to set the standard in empathetic engagement, where user-centric experiences boost customer satisfaction, foster loyalty, and drive outstanding performance across diverse industries. At our core, we are dedicated to uniting innovation and ethics to craft an AI landscape that is unbiased and empathetic, ultimately making a powerful positive impact on a global scale. And this is only the beginning!

Sartafe Finance is a Luxembourg-based investment firm focused on early-stage investments from Seed to Series A. We seek talented Investment Analysts with strong research, financial analysis and communication skills to identify promising startups, assess business opportunities and build relationships with dedicated founders across Europe and the United States. We value initiative, analytical thinking, discretion and an entrepreneurial mindset.

We build robotic arms. Custom-built robotic arms are already in use on the International Space Station and on planetary rovers. Our goal is to provide robotic arms that can be adapted for any space mission— from lunar surface missions to free-flying satellite missions. Robotic arms may be attached to lunar landers and rovers to enable a range of activities, including drilling, prospecting, instrument pointing, mobility, and cargo management. Made In Space Europe also provides robotic arms for orbital and free-flying missions, to support and enable activities such as satellite servicing and refueling, in-space manufacturing, debris capture, payload management, and more.

Deserts Digital OÜ is a global digital agency. We help businesses grow online. Our home base is in Tallinn, Estonia. But our team works from all over the world. We have people from more than 15 countries. We have helped more than 60 brands so far, including big names like Nestlé, Colgate-Palmolive, UNICEF, and Chevrolet. We have delivered over 200 projects, and we support our clients any time, day or night. Here is what we do: Digital and AI marketing Social media marketing Creative services Video editing and color grading Digital accessibility and Braille solutions SAP consultation Corporate training We believe great ideas can come from anywhere, not just one city or one country. That is why we hire people from many backgrounds and let them work from wherever they are. We move fast, we care about good work, and we treat every client like a real partner, not just a number. If you want to build cool things, solve real problems, and work with a team that spans the globe, Deserts Digital could be the place for you.

Maroon is a hybrid cryptocurrency exchange that combines a centralised order book with hybrid deposit wallets for which the user always retains a key. Through a smooth UX that enables and encouraging self-custody, we turn the “Don’t be evil” ethos into a “Can’t be evil” reality.

NativeMeet was created with a simple belief: the world understands places better through people, not polished tourism narratives. Every country has its own food, traditions, language, and everyday stories—but most global platforms fail to represent them authentically. NativeMeet exists to change that. We are building a global cultural community platform that connects people through real local experiences. Instead of curated travel highlights, NativeMeet empowers locals to share their culture as it is lived—through food, traditions, neighborhoods, and community stories. Our model is country-first: we work with one trusted community partner per country who understands local identity and helps grow authentic participation. NativeMeet blends community, content, and technology to create meaningful cultural connections. We collaborate with creators, students, and community builders to document local culture while maintaining trust, accuracy, and respect. Our platform is designed to scale globally while remaining deeply local. We are an early-stage, founder-led startup focused on sustainable, community-driven growth. While we are currently bootstrapped, our priority is building strong local networks, engaged communities, and a trusted global brand before scaling further. Our culture values authenticity, ownership, and inclusivity. We work remotely, respect local autonomy, and encourage our team to lead with pride in their roots. At NativeMeet, growth is measured not just by numbers, but by the depth of connection we create between cultures.

We are a fast-growing climate-tech organization providing project finance advisory services to renewable energy and energy transition projects globally.