Coherence Quantum
Coherence Quantum is developing an integrated cryogenic signaling and control platform for solid-state quantum computers, including superconducting and spin-qubit systems. The company starts with cryogenic signal-conditioning technologies that protect the qubit environment, then progresses toward higher-density signal interfaces and increasingly integrated control inside the cryostat, closer to the quantum processing unit. Its goal is to enable more qubits while maintaining the low-noise, high-coherence environment needed for reliable operation.
- Quantum Computing
- Hardware
Funding
Raised to date
$3.1MRaised to date based on public sources. This may differ from the amount the company actually raised and is based only on what is publicly available on the internet.
across 1 round
MR€2.8M · Seed
Announced Oct 2026
Disclosed cumulative: $3M
Founders
Founder details are not available yet.
Product
Problem
Scaling quantum computers requires more architecture around the qubits, but increasing physical qubit counts places growing demands on control and readout electronics, signal conditioning, interconnects, and cryogenic components. This hardware must fit within limited space and cooling power while keeping thermal load, crosstalk, and noise under control, and physical-qubit performance directly affects how efficiently those resources can be used.
Solution
Coherence Quantum is developing an integrated cryogenic signaling and control platform for solid-state quantum computers, including superconducting and spin-qubit systems. The company starts with cryogenic signal-conditioning technologies that protect the qubit environment, then progresses toward higher-density signal interfaces and increasingly integrated control inside the cryostat, closer to the quantum processing unit. By addressing both qubit count and qubit coherence, the platform aims to reduce the physical-to-logical qubit overhead needed for error correction at a given logical error rate. The company has spent more than two years on focused research and experimental development, with multiple generations of cryogenic prototypes designed, fabricated, and tested, including validation in dilution refrigerators using qubit systems.
Target Audience
Primary customers are quantum computing hardware developers and research teams building solid-state quantum processors who need scalable, low-noise control and readout infrastructure to increase physical qubit counts while preserving coherence.
Features
- Cryogenic signal-conditioning technologies designed to protect the qubit environment from noise and thermal disturbances
- Progressively higher-density signal interfaces intended to support larger qubit arrays within limited cryostat space
- Integrated control electronics positioned inside the cryostat, closer to the quantum processing unit, to reduce cabling and latency
- Platform architecture appropriate for both superconducting and spin-qubit quantum processor implementations
- Multiple generations of cryogenic prototypes designed, fabricated, and tested, including validation in dilution refrigerators using qubit systems
- Long-term ambition to help establish a standardized blueprint for the cryogenic signaling and control stack, integrating complementary technologies from across the quantum ecosystem