Deep Tech Startups

Lemnisca Bio builds AI-native digital twins ("flight simulators") that model bioprocess behavior using machine learning combined with metabolic and reactor physics rules, helping make precision fermentation and biomanufacturing predictable and scalable. The platform supports R&D recipe discovery, scale-up guidance, and real-time manufacturing control for bioprocess and biotech producers.

2 investors

Lentitek develops an alternative lentiviral vector production platform based on novel synthetic promoter technology, aimed at improving quality and yield in CAR-T manufacture and enabling in-vivo and armoured CAR applications. It works with advanced therapy (ATMP) asset developers through a serviced CRO license model to integrate and validate its vector solution.

2 investors

Letara develops hybrid propulsion systems for small satellites, focused on compact, safe, and affordable "last-mile" in-space transportation. The company builds throttleable hybrid engines for spacecraft operators and is based in Sapporo, Japan.

2 investors

Letara develops hybrid space propulsion systems that use plastic as rocket fuel, along with proprietary ignition and thrust control technologies. Spun out of Hokkaido University's Laboratory of Space Systems in Japan, it targets high-thrust in-space propulsion.

2 investors

Leumasware provides on-demand contract manufacturing of nutraceuticals, health foods, and personal care products with custom formulation and ready-made formulation bases. The company serves brands across therapeutic areas including general wellness, metabolic health, immunity, and specialty health through multiple product formats.

2 investors

Lever Bio develops immunotherapy drug candidates in immuno-oncology, partnering with top researchers and academic institutions to translate discoveries into cancer immunotherapies. The company is focused on in-licensing and advancing promising programs from discovery through preclinical and clinical development stages.

2 investors

Lewis Software provides techno-economic validation and assessment tools for R&D, innovation, and commercialisation teams, helping them model and value emerging process technologies. Its platform supports modeling of treatment processes and resource recovery optimization for engineers, analysts, and scientists.

2 investors

Lexset builds Sentinel, a sensor-agnostic computer vision and reasoning system that ingests video feeds, geolocates detections, and drafts decision-ready intelligence reports for defense ISR, infrastructure inspection, and industrial monitoring. It also offers Seahaven, a parametric 3D engine that generates photorealistic, fully annotated synthetic training data for enterprise CV and ML teams.

2 investors

LeydenJar develops pure silicon anode technology that increases battery energy density, enabling smaller, lighter, and more powerful batteries. Its anodes target applications in consumer electronics and mobility, and it works with large enterprise (Fortune 500) partners.

2 investors

Liberation Bioindustries provides a platform for rapid deployment of biomanufacturing capacity using precision fermentation for companies developing bio-based products.

2 investors

Liberum develops cell-free protein expression systems spanning bacterial, yeast, insect and mammalian biology, turning generated sequences into physical proteins and measured data. Its infrastructure serves AI labs, cloud labs, and protein discovery and engineering workflows including directed evolution, antibody production, and vaccine antigen manufacturing.

2 investors

Lidwave develops 3D sensing technology based on its patented Finite Coherence Ranging (FCR) architecture as an alternative to conventional LiDAR, aiming to provide a scalable, cost-effective platform for industrial applications. Based in Jerusalem, the company works with partners to move its LiDAR technology toward mass production.

2 investors

Liftero develops green chemical propulsion systems for space missions, delivering configurable high-thrust engines optimized for rapid orbital maneuvers, in-orbit servicing, and constellation deployment. The company targets commercial space operators and satellite missions across LEO and GEO orbits.

2 investors

Light-tt develops non-invasive blood glucose sensors that measure glucose levels using light technology, eliminating the need for blood draws. The company manufactures and sells these sensors for health monitoring applications.

2 investors

Light-Handed is developing diagnostic technology to improve the diagnosis of middle ear effusion (MEE), applying biomedical optics to medical device development. The company operates in the medical device and diagnostics space.

2 investors

LightOn develops artificial intelligence software and platforms. The company went public on Euronext Growth Paris in November 2024.

2 investors

Lightsonic uses fibre sensing technology combined with existing infrastructure to detect leaks across water utility networks. It serves water utilities in the UK, partnering with telecom providers to enable network-scale leak detection.

2 investors

Limata designs and manufactures direct imaging systems for PCB manufacturing and adjacent precision manufacturing industries. Their product portfolio includes flexible systems for high-mix applications and fully automated solutions for mass production, serving customers across North America, Europe, and Asia.

2 investors

Limelight Steel reimagines iron and steelmaking through new industrial technology approaches.

2 investors

LinçSolution provides MJF (MultiJet Fusion) 3D printing services for high-precision parts and prototypes. The company serves engineering teams, automotive manufacturers, and industrial sectors requiring advanced additive manufacturing with materials like PA12.

2 investors

Lindy Biosciences develops biotherapeutic drug delivery technology using a proprietary Microglassification platform to reformulate antibody therapeutics into forms patients can self-administer at home instead of via intravenous infusion. It partners with pharmaceutical companies developing biotherapeutic drug products.

2 investors

Lionheart is a venture capital firm with a team of investors, serial entrepreneurs, and domain experts who invest across AI, psychedelics, neurotech, and human flourishing sectors.

2 investors

Lir develops AI-driven viral vector engineering for gene therapy, using machine learning to optimize AAV (adeno-associated virus) vectors for improved dose efficiency, tissue targeting, and immune evasion.

2 investors

Liria operates a safety monitoring platform designed to detect and mitigate risks in human-machine interactions across industries including mobility. The platform helps organizations ensure compliance, reduce operational risk, and enable safer collaboration between humans and machines.

2 investors