S-Transistors raises $2.9M pre seed
Announced 4 October 2026
◆ The Round
S-Transistors raised $2.9M in pre seed funding, announced on 4 October 2026, led by Lifeline Ventures. The round is tracked live by Fusion42 as part of the Raise fund database and the Scout startup database.
◆ About S-Transistors
Finnish startup developing superconducting transistor technology for scalable orchestration of quantum computers. S-Transistors is based in Finland and currently at pre seed stage, operating in Quantum Computing, Semiconductors.
◆ Investors
LeadLifeline Ventures
◆ Investing funds on Raise
◆ Market context
Lifeline Ventures is profiled on Raise, Fusion42's database of venture funds — where each investor's thesis, cheque size and other tracked backings can be followed. This funding event is a citable node in Fusion42's market graph: it links S-Transistors's Scout profile to the funds behind the round and to related Wire analysis, and is refreshed from public announcements as the round is confirmed or extended. It is the same live market data Arthur reasons over when benchmarking a founder's own raise against what is closing in the market right now.
◆ Explore the market
◆ FAQ
How much did S-Transistors raise?
S-Transistors raised $2.9M in its pre-seed round, announced 2026-10-04.
Who invested in S-Transistors's pre-seed round?
The round was led by Lifeline Ventures.
What does S-Transistors do?
Finnish startup developing superconducting transistor technology for scalable orchestration of quantum computers.
Verified 4 October 2026 · Sources: public filings