The Armonk, New York-based company’s 127-qubit Eagle processor takes us into uncharted computational territory. This device embodies several important advances in our approach to hardware design, and marks a crucial stage in our climb toward quantum advantage.

6. IBM

The final superconducting player on today’s list and another behemoth on the global tech scene, <a href="https://www.fujitsu.com/global/">Fujitsu </a>is a Japanese multinational information and communications technology equipment and services corporation, established in 1935 and headquartered in Tokyo.The RIKEN RQC-Fujitsu Collaboration Center will ultimately develop hardware and software technologies to realize a quantum computer with as many as 1000 qubits.

13. Fujitsu

The first and only UK-based company on the list, <a href="https://oxfordquantumcircuits.com/">OQC </a>was founded in 2017 by Ilana Wisby and Peter Leek and is building quantum computers utilizing superconducting circuits.OQC has built the UK’s most advanced quantum computers, the only ones commercially available in the country. It has also launched the UK’s first Quantum Computing as-a-Service (QCaaS), bringing quantum to the enterprise, at the fingertips of our customers and partners.

4. Oxford Quantum Circuits (OQC)

<a href="https://www.quantumcomputinginc.com/">Quantum Computing Inc </a>(QCI) (Nasdaq:QUBT) is a publicly-traded cloud-based quantum software vendor, offering ready-to-run software for complex constrained optimization computations. The company’s flagship software solution, Qatalyst, is the industry’s only quantum application accelerator, empowering today’s Subject Matter Experts (SMEs) and programmers to immediately leverage the power of quantum techniques for faster, better and more diverse solutions, with no need for quantum expertise or training.

9. Quantum Computing Inc (QCI)

A Berkeley, California-based startup founded in 2017 by Alexei Marchenkov, <a href="https://bleximo.com/">Bleximo </a>is building full-stack superconducting application-specific systems. Its core thesis is that integrated solutions, with a focus on the unique challenges of each high-value practical problem, will offer a competitive advantage to its customers.

11. Bleximo

Via a fully managed quantum computing service designed to help speed up scientific research and software development for quantum computing called Amazon Bracket, AWS provides access to quantum annealing technology based on superconducting qubits from D-Wave, as well as access to quantum hardware based on the gate model from Rigetti Computing and CQC.

1. AWS

Google offers a quantum computing service to scientists developing algorithms for noisy-intermediate-scale quantum processors like Sycamore.Everything happens in Google’s quantum research lab located in Santa Barbara, California, where fleets of cryostats, dedicated workshops, and a superconducting qubit fab bring together engineers and researchers to implement and deliver NISQ-era processors with increasing quantum computational volumes — stepping stones to our error-corrected quantum computer.

2. Google Quantum AI

A multinational that needs no introduction, <a href="https://quantumai.google/">Google Quantum AI’s </a>quantum computing service provides chaperoned access to NISQ processors and its simulator for researchers who aim to advance the state-of-the-art in quantum computing and publicly share their results in algorithms, applications, tools, and processor characterizations.Google offers a quantum computing service to scientists developing algorithms for noisy-intermediate-scale quantum processors like Sycamore. The goal is to advance NISQ state-of-the-art in new algorithms, tools, and characterizations that lead to useful applications. A<warningtag>pproved projects will run programs on Sycamore via the company’s Quantum Engine API, and user feedback will improve the service.</warningtag><warningtag>Everything happens in Google’s quantum research lab located in Santa Barbara, California, where fleets of cryostats, dedicated workshops, and a superconducting qubit fab bring together engineers and researchers to implement and deliver NISQ-era processors with increasing quantum computational volumes — stepping stones to our error-corrected quantum computer.</warningtag>

A Canadian concern from Dorval, Quebec, <a href="https://www.anyonsys.com/">Anyon Systems </a>was founded in 2014 by Alireza Najafi-Yazdi.Anyon has developed unique technologies involving the full vertical hardware stack of a quantum computer by designing and manufacturing superconducting quantum processing units (QPUs), quantum control electronics as well as ultra-low temperature cryogenics systems which host QPUs.Anyon Systems now delivers turn-key Near-term, Intermediate-Scale, Quantum (NISQ) computers to early adopters. These machines enable our clients to get started with their quantum R&D program, build eco-systems.

5. Anyon Systems

<a href="https://www.nordquantique.ca/">Nord Quantique </a>is developing superconducting circuits that can mitigate errors on every individual qubit, providing a faster pathway to fault-tolerant quantum computing. Based in Sherbrooke, Québec, Nord Quantique was founded in 2020 by Julien Camirand Lemyre and Philippe St-Jean.

10. Nord Quantique

<a href="https://www.meetiqm.com/">IQM </a>is a Pan-European leader in quantum computers, headquartered in Espoo, Finland. Founded in 2018 by Dr. Kuan Yen Tan, Dr. Jan Goetz, Professor Mikko Möttönen, and Dr. Juha Vartiainen, IQM delivers on-premises quantum computers for research laboratories and supercomputing centres and provides complete access to its hardware. For industrial customers, IQM delivers quantum advantage through a unique application-specific co-design approach.

12. IQM

<a href="https://eeroq.com/">EeroQ </a>is a New York-based leader in the field of quantum hardware, building a universal quantum computer using electrons on helium (eHe).At the heart of EeroQ’s technology is the trapping and control of individual electrons floating above pools of superfluid helium. These electrons form the qubits of its quantum computer, and the purity of the superfluid helium protects the intrinsic quantum properties of each electron. EeroQ’s ultimate goal is to build a large-scale quantum computer based on quantum magnetic (spin) state of these trapped electrons.

7. EeroQ

Fresh off closing a SPAC deal to debut on the NYSE, <a href="https://www.rigetti.com/">Rigetti Computing </a>(Nasdaq: RGTI) is building the world’s most powerful computers to help solve humanity’s most pressing and important problems.Rigetti believes 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.

8. Rigetti Computing

<a href="https://www.intel.co.uk/content/www/uk/en/homepage.html">Intel’s </a>contribution to the QC race using superconducting qubits consists of working to achieve quantum practicality, the transition of quantum technology from the lab to commercial quantum systems that solve real-world problems.

3. Intel

Having already gone through several popular qubit modalities already, The Quantum Insider is now moving on to some of the companies whose money is bet on superconducting electronic circuits being the best way of developing a fully functional, fault-tolerant quantum computer. The thirteen listed, giant corporations and startups alike, are led by some fascinating people with some even more fascinating approaches and technologies. Whatever the eventual outcome, the path in front of them is an exciting one that we hope our readers will join us to witness.

The Quantum Insider (TQI) is the leading online resource dedicated exclusively to Quantum Computing.

7. EeroQ

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