Top Quantum Computing Companies (97)
Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re building a resilient economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help...
HRL Laboratories, an IBM company, pioneers the next frontiers of physical and information science. Delivering transformative technologies in aerospace and defense, HRL advances the critical missions of its customers. As a private company owned by IBM, HRL is a source of innovations that advance the state of the art in profound and far-reaching ways.
Nu Quantum is building the Entanglement Fabric to unlock commercial quantum computing scale-out. Stay Entangled!
Sygaldry Technologies is building quantum-accelerated AI servers to exponentially speed up training and inference. Its servers combine multiple qubit types within a single, fault-tolerant architecture to deliver the combination of cost, scale, and speed necessary for advanced AI applications. The company is led by quantum veterans Chad Rigetti and Idalia Friedson and AI scientist Michael Keiser. Sygaldry has offices in...
Our mission is to deliver the world’s best tools to solve the toughest quantum challenges, offering solutions that are more accessible, reliable, and affordable while building a work force and supply chain that advance U.S. quantum leadership. We listen to our customers, understand their needs, and employ cutting-edge science and human-centered engineering to deliver industry-leading performance and unrivaled user experience.
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...
The Simons Foundation's mission is to advance the frontiers of research in mathematics and the basic sciences, acting as a champion of basic science through grant funding, support for research, and public engagement.
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...
Aegiq is a UK based full-stack photonic quantum computing company. We work with customers in a wide range of industries, including defence, aerospace, cybersecurity and AI, to solve their most demanding computational challenges. Our integrated photonic approach offers speed, compactness and modularity with a clear path towards the fault tolerant era of large scale quantum computers.
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...
FEITIAN US delivers cybersecurity solutions for modern identity, authentication, and access control. We help enterprises, government agencies, educational institutions, financial institutions, healthcare organizations, and technology partners protect users, devices, applications, and facilities through phishing-resistant MFA, passwordless authentication, FIDO security keys, smart cards, PKI/PIV solutions, OTP tokens, biometric authentication, and converged physical and logical access control. Our solutions are built to strengthen...
Anyon Systems Inc. is a quantum computing company. We develop and commercialize quantum computing platforms for high performance computing centres.
Oratomic is a Pasadena-based quantum-computing company developing utility-scale, fault-tolerant quantum computers with neutral-atom technology. Its platform uses reconfigurable arrays of atoms trapped in focused laser beams, combining neutral-atom hardware with quantum-error-correction architecture to make practical quantum computing possible. The company’s mission is to build the world’s first utility-scale fault-tolerant quantum computers, advancing applications in science and industry, including chemistry, materials...
Logiqal is on a mission to build the first scaled quantum computer, deploying millions of qubits to tackle the world’s most important problems. Our thesis is that you have to build a full scale machine to learn what the actual hard parts are, just like you have to build a full scale rocket before the first launch. We’re looking for...
Nanofiber Quantum Technologies (NanoQT) is Japan's first quantum computer hardware startup. NanoQT is based on the unique technology of nanofiber-based Cavity QED (Quantum Electrodynamics) system developed in Japan, and aims to develop a universal quantum computer with distinctive scalability compared to conventional implementation methods. Furthermore, our technologies enables a full integration of quantum computers into quantum communication channel, realizing quantum network
Zapata Quantum is a publicly traded quantum software company focused on making quantum computing commercially useful. It develops software and quantum algorithms for applications across cryptography, pharmaceuticals, finance, materials discovery, defense, and other complex computational fields. The company translates quantum research into deployable applications and contributes to benchmarking and infrastructure efforts intended to accelerate practical quantum computing adoption.
IQM builds superconducting full‑stack quantum computers and cloud services for research institutions, HPC centers, enterprises and national labs. The company delivers on‑premises systems and managed cloud access, focusing on scalable, high‑fidelity qubit architectures and full‑stack control to accelerate real‑world applications and research in science, industry and technology.
Quantum computing is poised to reshape our world by addressing the complex challenges we face today. We deliver enterprise-ready quantum solutions that will empower humanity with quantum capabilities, paving the way for a brighter future.
We are pioneering an approach to quantum computing that allows users to write programs in classical languages that can be compiled and run on conventional or quantum computers, without any knowledge in quantum computing. Whether you are a software developer interested in quantum computing, or an expert who is highly proficient in quantum information theory, you'll be able to gain...
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