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Top Quantum Computing Companies (45)

Quantum Computing
Innsbruck, Tirol, AUT
33 Employees

AQT is working on general-purpose quantum information processors that will support a broad range of applications in various industries. We use a scalable trapped-ion approach combining unmatched physical performance, extraordinary qubit control, and demonstrated optical networkability. Alpine Quantum Technologies GmbH (AQT) was founded in 2018 by Prof. Rainer Blatt, Dr. Thomas Monz, and Prof. Peter Zoller. It is the goal of AQT to commercialize an Austrian quantum computer. AQT is supported by the Federation of Austrian Industries Tyrol, the FFG Austrian Research Promotion Agency, and the University of Innsbruck.


Hardware • Software • Quantum Computing
Sydney, New South Wales, AUS
42 Employees

Diraq aims to redefine scalable quantum computing and bring practical commercial applications to the world via billions of qubits on single chip, compared to the hundreds of qubits that exist today. We will be an end-to-end quantum computing provider – providing quantum hardware and software as a full stack, cloud accessible service. Our proprietary technology, backed by 20 years of research and over $135M in funding across 11 patent families, allows us to scale using existing silicon CMOS manufacturing and existing foundries, to produce a faster and cheaper road to market. Our world leading team, existing IP and partnerships with global technical and commercial partners will build the quantum ecosystem of the future and enable the creation of significant economic returns across the value chain.


Information Technology • Software • Quantum Computing
Berkeley, California, USA
40 Employees

Scientific and technological breakthroughs take years of tireless work, fighting for resources and pushing for acceptance of new ideas. What keeps researchers and engineers plodding on to the next big discovery? It’s an obsession. A life’s calling. At Atom Computing, we’re our customers’ biggest fans on the journey of discovery. That’s why we’re obsessed with creating the world’s most scalable and reliable quantum computers—giving them the power to develop breakthroughs that change the world.


Quantum Computing
United States
4 Employees

Indiana’s Public-Private Partnership for the Development of the Most Important Technology Center in the Midwest


Software • Quantum Computing
Dorval, Québec, CAN

Anyon Systems Inc. is a quantum computing company. We develop and commercialize quantum computing platforms for high performance computing centres.


AdTech • Software • Quantum Computing • Metaverse
34 Offices
244,433 Employees

A problem isn't truly solved until it's solved for all. Googlers build products that help create opportunities for everyone, whether down the street or across the globe. Bring your insight, imagination and a healthy disregard for the impossible. Bring everything that makes you unique. Together, we can build for everyone.


Cloud • Hardware • Information Technology • Software • Quantum Computing
2 Offices
140 Employees

Rigetti Computing is building the world’s most powerful computers to help solve humanity’s most pressing and important problems. These systems will perform computations that today’s fastest supercomputers are incapable of — unlocking entirely new classes of problems and offering a direct path to solutions. We believe quantum computing is going to significantly affect health care, how we treat disease, how we generate energy, and how we feed humanity. Our superconducting quantum computing systems are available over the cloud via Rigetti Quantum Cloud Services. We were founded in 2013 by Chad Rigetti. We are located in Berkeley and Fremont, California, and have employees based all over the world.


Quantum Computing
Sydney, New South Wales, AUS
55 Employees

Silicon Quantum Computing Pty Limited (SQC) is an Australian private company at the forefront of efforts to build a commercial-scale, silicon-based quantum computer and bring quantum computing to market. Founded in 2017, SQC is the only company world-wide that can manufacture quantum electronic devices in silicon with atomic precision, based on a globally unique technology invented and pioneered by Michelle Simmons. From its labs at UNSW Sydney, SQC manufactures prototype quantum devices for commercial application with a world-class team of technical and commercial experts.


Information Technology • Quantum Computing • Manufacturing
Delft, Zuid-Holland, NLD
30 Employees

QphoX is a quantum transduction company. We are building the world's first quantum modem™ device, connecting quantum computers across a quantum network. Our technology will form the backbone of the future quantum internet

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Cybersecurity • Quantum Computing
Canberra, Australian Capital Territory, AUS
46 Employees

QuintessenceLabs is the leader in quantum-enhanced cybersecurity. We provide enterprises with the strongest data protection today, preparing them for a quantum-safe tomorrow. Products from QuintessenceLabs combine world class security expertise with advanced science to create high-value technology, including a quantum-based random number generator, a high-performance, interoperable key and policy manager and a broad range of strong encryption solutions. They support data in use, in motion or at rest, and for systems on-premise, in the cloud or hybrid infrastructure. For more information, visit www.quintessencelabs.com.


Quantum Computing • Manufacturing
Fremont, California, USA
36 Employees

AOSense, Inc. is a leading developer and manufacturer of quantum technologies. We build systems and sub-components including atom optic devices for precision navigation, gravity measurement, timekeeping and quantum computing. Our capabilities include gyroscopes, accelerometers, inertial measurement units (IMUs), gravimeters, gravity gradiometers, and atomic frequency standards. A variety of quantum technologies such as computing, magnetometry and quantum communication benefit from our development of sub-components such as compact and stable laser systems, atom sources, and a variety of hardware. AOSense was formed in 2004 by Brenton Young and Mark Kasevich to spin-off innovative research developed at Stanford University, joined by Jim Spilker as Chairman. In 2006, AOSense was awarded its first prime contract from DARPA to design, build, and test a gravity gradiometer and single axis accelerometer/gyroscope. Since then, AOSense has successfully designed and built state-of-the-art cold atom technology for numerous government sponsored programs funded by DARPA, Air Force, Army, Navy, NASA, NSF, DTRA, and the intelligence community. AOSense is an employee-owned company.


Software • Quantum Computing • Metaverse • Infrastructure as a Service (IaaS)
35 Offices
206,870 Employees

At Microsoft, our mission is to empower every person and every organization on the planet to achieve more. Our mission is grounded in both the world in which we live and the future we strive to create. Today, we live in a mobile-first, cloud-first world, and the transformation we are driving across our businesses is designed to enable Microsoft and our customers to thrive in this world.


Quantum Computing
Bengaluru, Karnataka, IND
74 Employees

QNu Labs is a pioneer in quantum cryptography, quantum encryption, and quantum communication products and solutions. The patented flagship products are developed by the in-house team of quantum researchers, experts and specialists. QNu Labs is synonymous with quantum-powered security in the era of quantum computing. The products and solutions offered by QNu are validated by the industry and government organizations. The Indian Army, the Indian Navy, and high-profile corporates form the list of esteemed clients. The partnerships and collaborations range from celebrated space organizations to premium academic institutions. Core specialties: - Quantum Key Distribution (QKD) - Quantum Random Number Generator (QRNG) - Qosmos - Entropy as a Service (EaaS) - Post-Quantum Cryptography (PQC) - Quantum Safe VPN (QVPN) - Quantum Secure Messenger (QVerse) QNu Labs is an Indian company with a global outlook on the mission to change the existing cryptography landscape for enhanced and fool-proof security.


Hardware • Natural Language Processing • Software • Database • Quantum Computing
Leeds, England
40 Employees

We’re revolutionising data privacy and processing, building the next-generation of computational processing power, using light to deliver low-power, high-performance computing capability - processing at a speed and energy efficiency level that up until now has been impossible. Want to know more visit www.optalysys.com A new-era of data privacy is in sight. Our tech enables the analysis of encrypted data without exposing the underlying information. Data can be safely sent along untrusted networks, unlocking collaboration between multiple parties without them ever being exposed to the data itself. Our Accelerator Program works alongside developers and organisations to integrate our new tech with the software libraries and hardware of tomorrow. Our team of talented and entrepreneurial individuals are shaping the future. Keep an eye on our job vacancies https://optalysys.com/careers/ if you’re interested in joining the team.


Hardware • Quantum Computing
Boston, Massachusetts, USA
58 Employees

Located in Boston, QuEra Computing is a maker of advanced neutral-atoms based quantum computers, pushing the boundaries of what is possible in the industry. Founded in 2018, the company is built on pioneering research recently conducted nearby at both Harvard University and MIT. QuEra is building the industry’s most scalable quantum computers to tackle useful but classically intractable problems for commercially relevant applications. Our signature 256-qubit machine, Aquila, the largest publicly-accessible machine in the world, is available now for general use over the Amazon Braket cloud. For more information, visit us at quera.com.


Quantum Computing
Golden, Colorado, USA

Vescent is a leading manufacturer and supplier of CW lasers, frequency combs, low-noise electronic control systems, and micro-optic assemblies.


Information Technology • Quantum Computing • Infrastructure as a Service (IaaS) • Big Data Analytics
43 Offices
533,854 Employees

At IBM, work is more than a job - it's a calling: To build. To design. To code. To consult. To think along with clients and sell. To make markets. To invent. To collaborate. Not just to do something better, but to attempt things you've never thought possible. To lead in this new era of technology and solve some of the world's most challenging problems. IBM is a leading cloud platform and cognitive solutions company. Restlessly reinventing since 1911, we are the largest technology and consulting employer in the world, with more than 350,000 employees serving clients in 170 countries. With Watson, the AI platform for business, powered by data, we are building industry-based solutions to real-world problems. For more than seven decades, IBM Research has defined the future of information technology with more than 3,000 researchers in 12 labs located across six continents.


Cybersecurity • Quantum Computing
Waterloo, Ontario, CAN
35 Employees

ISARA Corporation is a security solutions company specializing in creating class-defining quantum-safe cryptography for today's computing ecosystems. When ISARA was founded in 2015, we kept one ambitious mission in mind: to build a quantum-safe world where all the possibilities and benefits of quantum computing can be realized, with none of the security risks.


Hardware • Quantum Computing
Cambridge, Massachusetts, USA
17 Employees

We develop scalable quantum computers to tackle the world’s hardest computational challenges. Join us: https://jobs.polymer.co/atlantic-quantum.


Biotech • Quantum Computing
Toronto, Ontario, CAN
29 Employees

ProteinQure is a biotech company focused on the design of novel exotic peptides with broad therapeutic applications. Powered by atomic-level simulations and artificial intelligence, we design dynamic peptides that take drugs straight to their target – outperforming other treatment delivery systems. By daring to deliver therapeutics in a novel way we are changing the game for drug development and bringing hope to patients with previously untreatable diseases. At ProteinQure, we pride ourselves on our unique, diverse and cross-disciplinary team that brings together experts from experimental & computational biology, machine learning and software engineering.