Rhonexum Secures $1 Million Funding to Advance Cryogenic Electronics for Quantum Computing

Rhonexum, a startup focusing on cryogenic electronics, has raised $1 million in pre-seed funding to enhance quantum computing technology. Led by QDNL Participations, with contributions from Venture Kick and Swiss grant programs, the funding will accelerate product development and expand the engineering team. Rhonexum aims to deliver industrial-grade cryogenic electronics to early customers this year, transitioning quantum computing from lab settings to scalable systems.

Published Mar 19, 2026

Rhonexum has secured $1 million in pre-seed funding, led by QDNL Participations, to advance its cryogenic electronics for quantum computing. The company plans to use these funds to enhance product development and expand its engineering team, aiming to deliver industrial-grade electronics to early customers within the year.

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Cryogenic electronics operate near absolute zero, crucial for maintaining qubit coherence in quantum computing. The funding also includes contributions from Venture Kick and Swiss grant programs like EPFL Startup Launchpad and SNSF. Rhonexum's innovations are positioned to meet the growing demand in the $65 billion quantum computing market projected by 2030.