Rhonexum
Lausanne, Switzerland
◆ Total Raised
$1M
◆ Stage
pre-seed
◆ Location
Lausanne, Switzerland
◆ Founded
2025
◆ Team size
1-10
◆ Links
◆ About Rhonexum
Swiss startup developing cryogenic electronics for quantum computing and other applications using proprietary models and standard semiconductor processes.
◆ What sets it apart
Proprietary cryogenic semiconductor simulation platform that allows engineers to validate circuit performance at extreme temperatures before fabrication, substantially reducing design iterations and development costs while using standard CMOS processes.
◆ Sectors
◆ Business
Modelhardware
CustomerQuantum computing companies, research institutions, and system integrators; potential applications in deep-space exploration and high-sensitivity sensing
◆ Notable
- Raised $1 million in pre-seed funding (March 2026) led by QDNL Participations with support from Venture Kick, SNSF, and FIT
- Spin-out from EPFL's AQUA Lab
- Scheduled to deliver first industrial-grade cryogenic electronics product to early customers by late 2026
◆ Funding rounds
◆ Explore the market
◆ FAQ
What does Rhonexum do?
Swiss startup developing cryogenic electronics for quantum computing and other applications using proprietary models and standard semiconductor processes.
Where is Rhonexum based?
Rhonexum is based in Lausanne, Switzerland, founded in 2025.
How much has Rhonexum raised?
Rhonexum has raised $1M in tracked funding and is currently at the pre-seed stage.
Who has invested in Rhonexum?
Investors in Rhonexum include QDNL Participations, Venture Kick, Swiss National Science Foundation (SNSF) and Fondation pour l'Innovation Technologique (FIT).