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Startup Rankings

Top Defence Startups in Lithuania 2026

Last updated · 6 companies · compiled from public data sources

Lithuania hosts 6 of the defence startups tracked in the fieldfaster dataset, with teams in Vilnius and beyond. Focus areas include uncrewed systems, ISR and sensing, space.

Every entry is a short factual profile compiled from public sources: what the company builds, where it is based and when it was founded. The ranking favours established teams, ordering companies by team size band first and company age second. No funding figures are used.

  1. 1.

    NanoAvionics

    Vilnius · founded 2014

    NanoAvionics manufactures nanosatellite and microsatellite buses for commercial and government constellations; Kongsberg acquired a majority stake in 2022.

    Sources: fieldfaster curated dataset (public sources)

  2. 2.

    Brolis Semiconductors

    Vilnius · founded 2011

    Brolis develops GaSb-based laser diodes and photonic sensing chips with applications in defence sensing and secure communications.

    isr-sensingadvanced-manufacturingRead more

    Sources: fieldfaster curated dataset (public sources)

  3. 3.

    Granta Autonomy

    Vilnius · founded 2015

    Vilnius company founded by former military engineers, making reconnaissance UAVs, lightweight stabilized gimbals and datalink software; supplies the Lithuanian and Ukrainian armed forces and raised a 1 million euro seed led by ScaleWolf.

    uasisr-sensingRead more

    Sources: fieldfaster curated dataset (public sources)

  4. 4.

    Astrolight

    Vilnius · founded 2019

    Astrolight builds optical communication terminals for satellite-to-ground and ship-to-ship links that are hard to intercept or jam.

    secure-commsspaceRead more

    Sources: fieldfaster curated dataset (public sources)

  5. 5.

    RSI Europe

    Vilnius · founded 2022

    Vilnius defence company founded after Russia's 2022 invasion, making the RISE-1 remote explosives initiation system and the fiber-optic guided Shpak FPV strike drone; delivered 9,500 Shpak drones to a NATO buyer in 2026.

    uasenergetics-propulsionRead more

    Sources: fieldfaster curated dataset (public sources)

  6. 6.

    PDKinematics

    Vilnius · founded 2025

    Vilnius startup building GANNET, a drone-agnostic precision guidance system that works without GNSS for sub-meter target engagement. Closed a 2 million euro seed round in 2026 co-led by Coinvest Capital and Iron Wolf Capital.

    uasautonomy-aiRead more

    Sources: fieldfaster curated dataset (public sources)

Have we missed your startup?

Companies are ranked by team size band and company age, using short factual profiles compiled from public sources. No funding figures are used. If your European defence startup belongs on this list, tell us and we'll review it for the next update.

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