Rhonexum addresses a key scalability challenge in quantum computing by developing electronics that operate close to qubits at near absolute zero temperatures.
Rhonexum has raised €1.0M across 2 funding rounds from 2 investors, most recently a round in Jul 2026. Based in Zurich, Switzerland; active in Deeptech. Data as of 7 Aug 2026.
Timing: too soon vs cohort gap · momentum down. Funding-only estimates, not predictions and not investment advice — see signals.
| Date |
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| Stage |
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| Amount |
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| Investors |
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| 2026-07-08 | Other | €163k | Venture Kick | View deal → |
| 2026-03-18 | Pre-Seed | €870k | QDNL Participations,Venture Kick | View deal → |
