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Founded in 2016, Sunfish Partners is a venture capital firm based in Poland. The firm specializes in early-stage investments, focusing on deep tech startups in the space and defense sectors. They manage a portfolio of 7 companies and typically invest between €150,000 and €300,000.
Sunfish Partners invests in pre-seed stage startups, providing funding of €150,000 to €300,000. Their investment thesis centers on securing Europe's autonomy through hardware and software innovations in the space and defense industries.
Notable portfolio companies include 1Security, enhancing security for Microsoft 365 users; Aether Biomedical, making bionics accessible; C2Grid, engaging in AI applications within space and defense; HyperBUNKER, involved in cybersecurity and space defense; Sky Spy, specializing in drones and signals intelligence; Molecule.one, focusing on AI for drug discovery; and DefendEye, developing AI solutions for defense and drones.
Submit your pitch through their form at sunfish-partners.com or email info@sunfish.vc with your deck.
As of February 25, 2026: Sunfish Partners published an article titled "The Decisive Point" and announced an investment in EU Motors on December 19, 2025, indicating ongoing engagement and activity in the deep tech sector.
Sunfish Partners typically leads pre-seed rounds, providing initial funding to help startups establish their foundations.
The firm primarily focuses on pre-seed investments, but they may consider follow-on funding based on the startup's progress and alignment with their investment thesis.
Specific details about the fund size are not publicly available, but they actively manage a portfolio of 7 companies.
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