Finland-based S-Transistors (Espoo) raised a 2.6M euro pre-seed round on Aug 31, 2026, led by Lifeline Ventures with an angel investor. The company builds superconducting transistor technology to address control-electronics and scaling constraints in quantum computers.
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S-Transistors raises 2.6M euro pre-seed for superconducting quantum control chips
Why this matters for founders
Deep-tech and quantum founders should track this as a component-supply signal; hardware startups can watch Lifeline's thesis as a template for pre-seed superconducting bets.
Source: Tech Startups
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