Top Quantum Circuits Alternatives

Developer of quantum computing systems.

Q

Quantum Circuits

Developer of quantum computing systems.

$550.0M raised
Quantum Computing

20 Similar Companies in Quantum Computing

Ranked by total score and funding data on StartupHub.ai

Quantum Machines
Quantum Machines

Quantum Machines

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$293.0M
256 employees
N

NATO Innovation Fund

Venture capital fund investing in emerging technologies for defense and security.

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Amsterdam, Netherlands
Vexlum
Vexlum

Vexlum

Developing compact, cost-effective, high-power laser sources at precise wavelengths for quantum computing, atomic clocks, and other advanced technologies.

Semiconductors
Photonics
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Classiq
Classiq

Classiq

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Quanscient

Cloud and quantum-powered multiphysics simulation platform for faster R&D and product development.

Quantum Computing
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SandboxAQ
SandboxAQ

SandboxAQ

A public benefit company focused on quantum-safe security and AI.

Artificial Intelligence
Quantum Computing
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Palo Alto, California, USA
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Quobly
Quobly

Quobly

Developing advanced silicon-based quantum computing hardware for scalable and manufacturable quantum processors.

Quantum Computing
Deep Tech
$226.5M
France
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eleQtron
eleQtron

eleQtron

Trapped-ion quantum computing technology for industrial scaling.

Quantum Computing
Deep Tech
$83.0M
Siegen, North Rhine-Westphalia, Germany
22 employees
L

Leibniz Supercomputing Centre

Driving quantum computing integration with high-performance computing.

Artificial Intelligence
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$587.7M
Garching, Bavaria, Germany
98 employees
SparrowQuantum
SparrowQuantum

SparrowQuantum

Sparrow Quantum develops and commercializes photonic quantum chip technology, delivering single photons on demand for quantum computing and communication.

Quantum Computing
Quantum Communication
$32.8M
Copenhagen, Denmark
65 employees
Cerca Magnetics
Cerca Magnetics

Cerca Magnetics

Developing wearable brain imaging systems using quantum sensing technology.

Medical Devices
Biotechnology
$6.8M
Nottingham, England, United Kingdom
20 employees
Delft Circuits
Delft Circuits

Delft Circuits

Designs and manufactures advanced cryogenic I/O infrastructure for quantum computers.

Quantum Computing
Hardware
$14.3M
Delft, Netherlands
46 employees
Xanadu
Xanadu

Xanadu

Xanadu is a Canadian quantum computing company building photonic quantum computers and developing quantum software.

Quantum Computing
Photonic Quantum Computing
$569.5M
Toronto, Canada
QuantWare
QuantWare

QuantWare

Quantum processor company developing and scaling modular quantum processors.

Quantum Computing
Semiconductors
$162.0M
Delft, South Holland, Netherlands
87 employees
Q

QyTw0

AI platform helping enterprises transition toward quantum computing with quantum-inspired orchestration.

Artificial Intelligence
Quantum Computing
$29.0M
Finland
Zapata Quantum
Zapata Quantum

Zapata Quantum

Quantum computing application and algorithm development

Quantum Computing
Artificial Intelligence
$89.1M
Boston, Massachusetts, USA
10 employees
Algorithmiq
Algorithmiq

Algorithmiq

Quantum software company enabling breakthroughs in chemistry, materials science, and life sciences.

Quantum Computing
Biotechnology
$38.1M
Helsinki, Finland
49 employees
Quantum Source Labs
Quantum Source Labs

Quantum Source Labs

Quantum Computing
$77.0M
57 employees
Quantum Motion
Quantum Motion

Quantum Motion

Silicon transistor-based quantum computing.

Quantum Computing
Semiconductors
$181.0M
London, England, United Kingdom
QSimulate
QSimulate

QSimulate

Leveraging quantum mechanics for accelerated molecular simulations in drug discovery.

Drug Discovery
Biotech
$18.5M
Boston, United States

About Quantum Circuits and Alternatives

Quantum Circuits is a Quantum Computing company developer of quantum computing systems.. If you're evaluating Quantum Computing solutions, these 20 alternatives offer similar capabilities and market positioning. StartupHub.ai tracks funding, team composition, and competitive positioning across 11,000+ AI startups to help you make informed decisions. Browse each profile to compare founders, investors, and funding history.