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Rhonexum

Develops cryogenic technology intended to enable scalable quantum computers and support next‑generation AI infrastructure and quantum hardware deployment.

AI Infrastructure
Quantum cryogenics
Total Raised
$1M
Last Valuation
$7M
Headquarters
San Francisco, CA

Overview

Rhonexum builds cryo technology aimed at enabling scalable quantum computers by addressing the hardware-level cooling challenges that limit qubit counts and stability. The company positions its products as infrastructure components for quantum hardware developers and organizations exploring quantum-accelerated AI. Target customers include quantum hardware manufacturers, cloud and AI infrastructure providers, and research institutions seeking scalable quantum platforms. Rhonexum differentiates itself through a focused emphasis on cryogenics for scale, and completed a $1M pre-seed round on 2026-03-18, representing its total disclosed funding to date.

Funding History

1 round · Mar 2026
$1M
Total Raised
1
Valuation: $7M
Cumulative: $1M

Can Rhonexum’s cryo tech unlock scalable quantum computers?

QDNL Participations (Lead)Venture Kick
Source

Frequently Asked Questions

How much has Rhonexum raised in total?
Rhonexum has raised a total of $1M across 1 funding round.
Who are Rhonexum's investors?
Rhonexum's investors include QDNL Participations, Venture Kick.
What does Rhonexum do?
Rhonexum builds cryo technology aimed at enabling scalable quantum computers by addressing the hardware-level cooling challenges that limit qubit counts and stability. The company positions its products as infrastructure components for quantum hardware developers and organizations exploring quantum-accelerated AI. Target customers include quantum hardware manufacturers, cloud and AI infrastructure providers, and research institutions seeking scalable quantum platforms. Rhonexum differentiates itself through a focused emphasis on cryogenics for scale, and completed a $1M pre-seed round on 2026-03-18, representing its total disclosed funding to date.
Where is Rhonexum headquartered?
Rhonexum is headquartered in San Francisco, CA.