The 12 closest competitors and alternatives to Delft Circuits among quantum technology companies — ranked by similarity to what Delft Circuits actually does, not by market-cap band.
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Delft Circuits is a quantum hardware company headquartered in Delft, the Netherlands, providing superconducting Cri/oFlex cabling solutions for high-density quantum input/output applications.
Delft Circuits is a quantum technology company headquartered in Netherlands. Its most recent funding round, Series A, closed in December 2025. Xcout tracks 8 named people at Delft Circuits, including Martin Danoesastro (Chief Executive Officer).
2 more named people on record for Delft Circuits, with roles, board committees and tenure — see the full roster →
Every round on record:
| Date | Round | Amount | Investors |
|---|---|---|---|
| Series A | Undisclosed | 5 named |
Who invested in each round, lead investors, valuations and the co-investor graph — open the full funding history →
Ranked by semantic similarity — how close each company is to Delft Circuits by what it does, using Xcout's live company graph. Click any company for its full profile, or its competitor set.
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Groove Quantum is a technology company building scalable quantum computers and quantum control software. The company is headquartered in Delft, Netherlands.
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Orange Quantum Systems Operational B.V. is a quantum technology company headquartered in Delft, the Netherlands, operating out of the House of Quantum at Delftech Park to provide specialized quantum products and services.
Quantum Computing
Qblox designs and manufactures scalable control and readout electronics, modular hardware stacks, and software for quantum computers and advanced research experiments. The company serves academic institutions, research labs, and industry leaders working with superconducting qubits, spin qubits, and color centers.
Quantum Computing
Quantum Circuits, now part of D-Wave Quantum Inc., develops superconducting dual-rail cavity qubits with built-in quantum error detection, real-time control flow, and error detection handling. The company provides full-stack quantum computing systems and hardware designed to enable fault-tolerant, commercial-ready quantum applications and high-fidelity algorithm execution.
Quantum Computing
Logical Qubit Technology develops superconducting quantum computing technologies, including quantum chips, quantum cloud platforms, quantum measurement and control systems, and quantum radio frequency systems. The company provides hardware and cloud services designed to support quantum circuit execution, error correction, and scalable qubit control.
Quantum Computing
Quantum Machines provides the control and operation systems for quantum computers, helping researchers and companies bridge the gap between quantum theory and practical application.
Similar quantum technology company
Oxford Ionics develops and deploys high-performance quantum computing systems designed for enterprise and research organizations. The company utilizes proprietary Electronic Qubit Control technology to build scalable, data-centre-ready quantum computers integrated with standard semiconductor manufacturing processes.
Quantum Computing
Quantcore is a University of Glasgow spinout operating from the James Watt Nanofabrication Centre to design, manufacture, and test superconducting processors, resonators, and sensors for quantum hardware.
Quantum Computing
QuantWare designs and manufactures commercial quantum processors (QPUs) and peripheral components for the global quantum computing industry. The company provides scalable QPU architecture, foundry services, and packaging services to help clients build and scale quantum computers.
Quantum Computing
SEEQC designs and manufactures digital quantum computing platforms and semiconductor chips that integrate qubits and classical superconducting electronics within a single cryogenic system. The company provides scalable quantum processor technology aimed at advancing enterprise and institutional quantum computing capabilities.
Quantum Computing
Maybell Quantum Industries, Inc. is a venture-backed quantum hardware innovator that builds cryogenic systems and dilution refrigerators for the quantum computing industry. The company operates as a manufacturing-based entity with facilities in the United States and Europe.
Quantum Computing
S-Transistors is a deeptech startup spun out of the VTT Technical Research Centre of Finland, based in Espoo. The company is developing superconducting transistors to build the world's first quantum motherboard for scalable quantum computing.
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