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S-Transistors

Espoo, Finland

pre-seed$2.9M raisedFreshly fundedQuantum ComputingSemiconductorsAI Infrastructure

Total Raised

$2.9M

Stage

pre-seed

Location

Espoo, Finland

Founded

2026

Team size

1-10

Links

About S-Transistors

S-Transistors raised €2.6 million in pre-seed funding to develop superconducting transistor-based integrated circuits for scaling cryogenic quantum computers.

What sets it apart

It offers wafer-scale superconducting transistors that operate efficiently in cryogenic environments, addressing a key bottleneck in scaling quantum computers.

Sectors

Quantum ComputingSemiconductorsAI Infrastructure

Business

Modelhardware

CustomerQuantum computing companies, research labs, and hardware teams needing cryogenic control/orchestration components

Notable

  • Raised €2.6 million in pre-seed funding
  • Launched as a spin-off from VTT Technical Research Centre of Finland
  • Introduced a superconducting-transistor-based multiplexer for cryogenic setups

Backing funds on Raise

Funding rounds

31 Aug 2026

Led by Lifeline Ventures

With an angel investor

Source ↗

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FAQ

What does S-Transistors do?

S-Transistors raised €2.6 million in pre-seed funding to develop superconducting transistor-based integrated circuits for scaling cryogenic quantum computers.

Where is S-Transistors based?

S-Transistors is based in Espoo, Finland, founded in 2026.

How much has S-Transistors raised?

S-Transistors has raised $2.9M in tracked funding and is currently at the pre-seed stage.

Who has invested in S-Transistors?

Investors in S-Transistors include Not publicly identified in the available sources.