The quantum computing industry is growing with companies developing new types of computers. These businesses are located worldwide, including in the United States, Europe, and Australia.
Some companies have attracted large investments, like PsiQuantum which has raised $2.3 billion. SandboxAQ and Quantinuum have also secured nearly one billion dollars each to fund their work.
Below is our list of 53 Quantum Computing startups worth keeping an eye on.
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Get the Sheet for $50Quantinuum builds integrated quantum computers, combining high-performance hardware with sophisticated software. They develop commercial applications for this technology to solve complex problems in cybersecurity, chemistry, and finance.
| Headquarters | Broomfield, Colorado, United States |
| Year Founded | 2021 |
| Founders | Ilyas Khan |
| Funding Amount | $925M |
| Startup Size | Large Team (251-1,000) |
| Last Funding Status | Series B |
| Top Investors | QED Investors, JP Morgan Chase, NVentures, Amgen, Korea Investment Partners |
IQM Quantum Computers builds full-stack quantum computers with superconducting processors for on-premises use. Their systems are designed for research institutions and supercomputing centers, giving them direct access to powerful quantum hardware.
| Headquarters | Espoo, Southern Finland, Finland |
| Year Founded | 2018 |
| Founders | Jan Goetz, Juha Vartiainen, Kuan Tan, Mikko Möttönen |
| Funding Amount | $569.1M |
| Startup Size | Large Team (251-1,000) |
| Last Funding Status | Series B |
| Top Investors | 55 North, European Investment Bank, Ten Eleven Ventures, Tesi, Vsquared Ventures |
Infleqtion builds quantum-enabled products and software designed for commercial and defense applications. Their work translates complex quantum science into tangible hardware and systems for sensing, computing, and communication.
| Headquarters | Louisville, Colorado, United States |
| Year Founded | 2007 |
| Founders | Dana Anderson, Jakob Reichel, Rainer Kunz, Theodor Hänsch |
| Funding Amount | $307.8M |
| Startup Size | Mid-Size Team (51-250) |
| Last Funding Status | Series C |
| Top Investors | S32, Maverick Ventures, Foundry Group, U.S. Department of Defense, US Department of Energy |
SandboxAQ develops enterprise software that merges AI with quantum technologies for industries like cybersecurity and drug discovery. Their solutions help organizations prepare for the security threats of quantum computing while also accelerating the development of new medicines and materials.
| Headquarters | Palo Alto, California, United States |
| Year Founded | 2016 |
| Founders | Jack Hidary |
| Funding Amount | $975M |
| Startup Size | Mid-Size Team (51-250) |
| Last Funding Status | Series E |
| Top Investors | NVIDIA, BNP Paribas, Google, S32, US Innovative Technology Fund |
The team at Phasecraft develops quantum algorithms designed to run on near-term quantum computers. Their goal is to apply this technology to solve complex scientific and industrial problems that classical computers cannot handle.
| Headquarters | London, England, United Kingdom |
| Year Founded | 2018 |
| Founders | Ashley Montanaro, John Morton, Simone Severini, Toby Cubitt |
| Funding Amount | $56.5M |
| Startup Size | Lean Team (11-50) |
| Last Funding Status | Series B |
| Top Investors | LocalGlobe, Parkwalk Advisors, Novo Holdings, Playground Global, Plural Platform |
QuEra Computing builds neutral-atom-based quantum computers designed to solve problems that are intractable for classical machines. Their 256-qubit system, Aquila, is one of the first of its kind to be publicly available for commercial and research use.
| Headquarters | Boston, Massachusetts, United States |
| Year Founded | 2018 |
| Founders | Dirk Englund, John Pena, Markus Greiner, Mikhail Lukin, Nathan Gemelke, Vladan Vuletic |
| Funding Amount | $247M |
| Startup Size | Mid-Size Team (51-250) |
| Last Funding Status | Series B |
| Top Investors | Valor Equity Partners, Google, Safar Partners, NVentures, Rakuten |
PsiQuantum is building a fault-tolerant quantum computer by pioneering a unique approach using photonics. This method is designed to create a million-qubit machine, a scale the company believes is necessary to solve commercially valuable problems.
| Headquarters | Palo Alto, California, United States |
| Year Founded | 2016 |
| Founders | Jeremy O'Brien, Mark Thompson, Peter Shadbolt, Terry Rudolph |
| Funding Amount | $2.3B |
| Startup Size | Large Team (251-1,000) |
| Last Funding Status | Series E |
| Top Investors | Temasek Holdings, BlackRock, Playground Global, Founders Fund, Blackbird Ventures |
Oxford Ionics develops high-performance quantum processors using a unique trapped-ion approach. Their proprietary electronic qubit control technology allows for a significant leap in processor performance and scalability.
| Headquarters | Oxford, Oxfordshire, United Kingdom |
| Year Founded | 2019 |
| Founders | Chris Ballance, Tom Harty |
| Funding Amount | £39.3M |
| Startup Size | Mid-Size Team (51-250) |
| Last Funding Status | Venture Round |
| Top Investors | Oxford Science Enterprises, Prosus Ventures, 2xN, IP Group, National Security Strategic Investment Fund |
Q-CTRL develops infrastructure software that uses control engineering to improve the performance of quantum hardware. Their tools help researchers and developers overcome instability and errors, accelerating the journey toward commercially viable quantum computers and sensors.
| Headquarters | Chippendale, New South Wales, Australia |
| Year Founded | 2017 |
| Founders | Michael Biercuk |
| Funding Amount | $133M |
| Startup Size | Mid-Size Team (51-250) |
| Last Funding Status | Series B |
| Top Investors | Alumni Ventures, Sequoia Capital, HSG, Sierra Ventures, Ridgeline |
Quantum Motion builds universal quantum computers by creating quantum bits directly on silicon chips. Their approach uses standard CMOS manufacturing, a method that could make powerful quantum processors much faster and cheaper to produce.
| Headquarters | London, England, United Kingdom |
| Year Founded | 2017 |
| Founders | John Morton, Simon Benjamin |
| Funding Amount | £50M |
| Startup Size | Lean Team (11-50) |
| Last Funding Status | Series B |
| Top Investors | British Business Bank, Octopus Ventures, Parkwalk Advisors, Bosch Ventures, Inkef |
43 Additional Quantum Computing Startups Worth Following
Our top ten picks are just a small slice of what’s happening in the quantum field. Dozens of other companies are building everything from the core hardware to new AI applications, and have collectively raised billions to push the field forward.
Below is a look at the other startups shaping this emerging industry.