20 Quantum Computing Companies You Need To Know | Built In
If there's anemoji that perfectly encapsulates quantum computing, it's the exploding head.
Consider, for example, thatthe temperature of most quantum processing chips must be kept as close to absolute zero (roughly -460 degrees Fahrenheit) as possible. Or that some physiciststhinkquantum computing isthe first technology that allows useful tasks to be performed in collaboration between parallel universes.Or that a quantum computer recently made history go backward. True, it was only a simulation, but still brain blowing stuff.
Before we get carried away, though, lets consider the foundational basics. Classical computers operate using binary bits, storing data and running processes using ones and zeroes. Quantum machines, however, runon multi-state components called qubits, which can reach the superposition of essentially being both one and zero while also entanglingincombined states. In lay terms, that means quantum computerscan do lots of things typical computers can't, including crunching massive amounts of complex information faster than an over-caffeinated cheetah in a time-lapse video.
At this point, imagining those applications is a bit like daydreaming about Christmas in May:there's plenty of anticipation and even wonder, butthe big day itself remains a long way off. That's becauseso far, no one approach to quantum computing has proven ideal. Also, the key work of stabilizing those qubits is arduous and expensive.As theoretical computer scientist Scott Aaronson told Gizmodo, actually building a useful quantum computer is a massive technological undertaking.
Even so, an increasing number of companies including well-funded startups andseveralmajor players(think Google, IBM, Microsoft)that have partnered with research institutions to pool wallets and brain power are trying to close the gap between present and future. When quantum computing is perfected, they know, it will transform a host of industries:medicine, fusion energy, plasma science, climate change, electric vehicles, finance, artificial intelligence and (in rather scary ways) information security.
Which companywill lay claim to the first big quantum-computing breakthrough? Check out these 20 leading contenders.
Location: Austin, Texas
What it does: With apologies to poetic pioneer Peter Shor, the biggest personality in quantum computing is probably William Hurley, aka Whurley, the Austin serial entrepreneur who heads up Strangeworks. The impressively bearded founder is well-known for headline-grabbing stunts, like the time he zapped an intern with a Taser-strapped drone. But hes a serious quantum evangelist whose company completed a $4 million seed round last year, while eyeing a near-term goal of launching quantum-application subscription services for the aerospace, energy, pharmaceutical and finance industries. Fun fact: Hes also the coauthor of Quantum Computing for Babies.
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Location: Cambridge, Mass.
What it does: Quantum Circuits isnt the only Ivy League quantum spinoff. Using proprietary technology and exclusive algorithms developed at Harvard University, Zapata Computing not unlike QC Ware is building quantum software platforms with big-fish enterprise companies in mind. (A recent round of $21 million VC money will help the cause.) According to Forbes, Zapata is making virtual chemistry, machine learning and optimization its first-wave QC focal points.
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Location: Boulder, Colo.
What it does:While you cant exactly hit up TaskRabbit when your quantum computer needs help, service and product support are must-haves for developers. ColdQuanta manufactures various quantum components like vacuum systems and processors to keep atoms brutally cold, which aids the all-important work of cutting down qubit motion and noise. The startup recently brought on D-Wave veteran Bo Ewald as president and CEO.
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Location: Berkeley, Calif.
What it does: When XPRIZE founder Peter Diamandis listed what he believes to be the three major players in the push toward quantum supremacy in America, he named two titans (Google and IBM) and one startup: Rigetti Computing. Rigetti recently announced the public beta of its Quantum Cloud Services platform, which the company calls the first cloud service powered by quantum computing.
Location: College Park, Md.
What it does: Its tempting to reduce quantum computing to a simple numbers game, namely number of total qubits. The truth is, you have to consider qubit qualityrather than mere quantity. Still, when IonQ last year bested the qubit counts of IBM (50)and Google(72) with its 160-qubit processor, jaws dropped. Whereas most QC companies employ superconductors, IonQ which recently welcomed famed Amazon Prime boss Peter Chapman as CEO is pioneering the trapped-ion method through which ions are isolated in a vacuum chamber and subatomic particles are cooled via lasers, eliminating the need for the gigantic copper-looking contraptionsthat are common to quantum computers.
Location: Palo Alto, Calif.
What it does: A developer ofenterprise software for quantum computers, QC Ware counts Citi and Goldman Sachs among its investors. It has alsoteamed with a number of other outfits, includingD-Wave, IBM and, perhaps most notably, Google, whose open-source quantum interface Cirq was recently integrated into QC Wares cloud service.
Location: Armonk, N.Y.
What it does: Most quantum computing developers are pursuing the universal gate model, rather than, say, annealers (more on those later). The gate model puts qubits into circuits, not unlike traditional ones-and-zeros bits, via superconducting. Tech mainstay IBM is a leader in this lane, having developed at least eight gate-model prototypes, one as high as 50 qubits. (Thats a lot.) Earlier this year, IBM unveiled the Q System One, a step forward for stability and commercial research. It also recently partnered with Exxon Mobil to work on a network that, both parties hope, could lead to innovations in predictive climate models and electric grid management.
Location: Burnaby, B.C.
What it does: About that annealing. In the simplest terms, the quantum annealing process aims to return the lowest possible energy solutions by focusing mostly on questions of optimization. D-Wave Systems which recently announced their least noisy entry, the Pegasus is most synonymous with this approach. But is it actually quantum? Not really, some critics say. It doesnt operate on the gate model, which means Pegasus ultra-high qubit rate isnt really all that comparable to almost all of D-Waves contemporaries. Still, its hybrid software developments could very well help advance QC's thorny question of scalability.
Location: Washington, D.C.
What it does: Quantum computing is poised to revolutionize fintech, where its supercomputing prowess will simplify risk management, credit scoring, portfolio optimization and just about every other facet of finance. (You wont be surprised to learn that Goldman Sachs invests in D-Wave Systems.) Data analytics company and IBM partner QxBranch is building quantum computing software rather than hardware that could prove a boon in this context. Another predictive bona fide: its poised to out-predict NateSilver, creating gobsmackingly sophisticated election forecasting models.
Location: New Haven, Conn.
What it does: Founded in 2015 by three veterans of Yales applied physics department, Quantum Circuits unveiled its testing facility this past January. The cofounders are considered trailblazers in quantum computing with superconducting circuits (hence the name), and the company is illustrative of the science-meeting-tech, academia-meeting-big-business cross-pollination that marks the quest for quantum supremacy.
Location: Berkeley, Calif.
What it does: The exponential boost in data-processing power that quantum computing holds over classical computing opens the door for a, well, quantum leap in pharmaceutical research. Bleximo which raised $1.5 million in seed funding and was named to the Cyclotron Road fellowship last year has singled out QC-enabled medical development as its first practical goal. To that end, the company is trying to develop what it calls quantum accelerator, essentially quantum-based computational systems designed for a single, specific application, its narrower use being a tradeoff for greater performance.
Location: Vancouver, B.C.
What it does: On the topic of pharma research, 1QBit made waves when it partnered with two major players: tech consultants Accenture and biotech multinational Biogen. The ultimate goal is to use quantum computing to create a molecular modeling application, which in turn couldlead to breakthroughs in drug development to treat neurodegenerative conditionslike dementia. The early-entry quantum company, founded in 2012 and described by Forbes as the worlds first dedicated quantum computing focused commercial business, also teamed with Dow Chemical Company in 2017 to explore how nature-simulating QC might propel materials science.
Location: Toronto
What it does: This well-financed Toronto startup is notable for exploring photonic quantum computing, which uses the quantum properties of light particles to run. Last year it released free, open-source software that basically lets anyone run commands on publicly accessible, cloud-based quantum computers, like the IBM Q Experience or the University of Bristols Quantum in the Cloud part of a wider push to familiarize enthusiasts with QC operational basics. More recently, Xanadu announced a whopping $32 million in early stage financing.
Location: Santa Clara, Calif.
What it does: Venerable processor-makerIntel has been seriously exploring quantum computing since at least 2015, when it partnered with leading Dutch research group QuTech. Among its most recent contributions to the cause: a first-of-kind QC testing device, dubbeda cryoprober. The tool purportedly can (relatively) quickly measure qubit characteristics even at the hundreds-below-zero temperatures often required for qubit stabilization, speeding up a process that once took days just to gather small amounts of data. As for the long term, according to its director of quantum hardware,Intel is eyeing nothing less than a million-qubit system the number at which truly transformational power will occur.
Location: Waterloo, Ont.
What it does: RSA security encryption relies on prime numbers to secure your information. More specifically, it relies on the fact that prime factorization of large numbers is prohibitively time-consuming for would-be hackers. But if a quantum computer powerful enough to run Shors factorization algorithm ever came along, all that security essentially vanishes. This looming threat has birthed an entire sub-industry dedicated to patching potentially huge vulnerabilities. Isara has emerged as an early frontrunner, working to develop security systems that essentially allow communication between classical and quantum algorithms.
Location: Mountain View, Calif.
What it does: The as-yet still-theoretical concept of quantum supremacy is easily explained (the power ofquantum computers to perform tasks that classical computers can't) and extremely difficult to achieve. Some developers claim its arrival is imminent; others say its several years away. Googles Research wing, which has partnered with NASA to win the great quantum supremacy races, appears to be in the former camp. Hartmut Neven, director of the tech giants Quantum Artificial Intelligence lab, recently told Quanta that quantum computers are growing doubly exponentialwhere it looks like nothing is happening, nothing is happening, and then whoops, suddenly youre in a different world.
Location: Redmond, Wash.
What it does: While most quantum-computing research hitches its qubits to the superconductor/solid-state wagon or, to a lesser degree, trapped ions, Microsoft rolls along a third route: topological qubits. These qubits would sidestep so many pesky stability requisites (those mind-bogglingly cold temps, no physical vibrations) by splitting an electron essentially, double anti-interference protection and exhibiting two ground states (a.k.a. ground state degeneracy). We say would, however, because the process still remains strictly theoretical.
Location: Charlotte, N.C.
What it does: Despite years of gestation, this many-tentacled conglomerate only recently peeled back the lab curtains on its quantum efforts. Somewhat surprisingly, Honeywell is going the less-traveled trapped-ion route, similar to IonQ. Honeywell runs its trap system with ytterbium atoms, which it claims has a leg up over solid-state competitors. Because each of these atoms is identical, defined in nature by its atomic structure, our system can be uniformly formed and controlled more easily and quickly compared to alternative systems that do not directly use atoms, says president Tony Uttley, a former operations manager at NASA. It was apparently enough to convince the Canadian Space Agency, which recently inked a multi-million deal with Honeywell to run a satellite mission to test quantum encryption.
Location: Berkely, Calif.
What it does: As its names hints, Atom Computing uses qubits made from neutral atoms, described by Science as a dark horse candidate in the quantum-computing sweepstakes. Backed by at least $5 million in venture capital and founded by Benjamin Bloom, a former senior quantum engineer at Rigetti and member of the team that smashed the atomic clock record, Atom hopes its novel approach will lead to scalable beyond-super computers that advance pharmaceutical research, computational chemistry and more.
Location: Toronto
What it does: North of the border, the Creative Destruction Lab non-profit has incubated several notable quantum alumni, including Xanadu, D-Wave partners Solid State AI and this forward-thinking biotech startup. A Rigetti partner, ProteinQure uses quantum computing and machine learning to computer-simulate designs for protein-based drugs.
Images via Shutterstock, social media and company webpages
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20 Quantum Computing Companies You Need To Know | Built In
- Quantum Motion Delivers the Industrys First Full-Stack Silicon CMOS Quantum Computer - Yahoo Finance - September 15th, 2025 [September 15th, 2025]
- The quantum threat timeline is shorter than you think - Fast Company - September 15th, 2025 [September 15th, 2025]
- Quantum Motion Delivers the Industrys First Full-Stack Silicon CMOS Quantum Computer - The Quantum Insider - September 15th, 2025 [September 15th, 2025]
- Is Honeywells $600 Million Quantum Bet Rewriting the Investment Narrative for HON? - simplywall.st - September 15th, 2025 [September 15th, 2025]
- Quantum breakthroughs could threaten Bitcoin in the 2030s - Digital Watch Observatory - September 15th, 2025 [September 15th, 2025]
- In the Race for Quantum Advantage, Old-Timer IBM Is Leading the Way - The Wall Street Journal - September 15th, 2025 [September 15th, 2025]
- Quantum Motion Delivers the Industrys First Full-Stack Silicon CMOS Quantum Computer - Enidnews.com - September 15th, 2025 [September 15th, 2025]
- Breaking Down the Quantum W State: New Insights from Recent Measurements - BIOENGINEER.ORG - September 15th, 2025 [September 15th, 2025]
- Affine Automata Achieve Real-Time Verification of Non-Regular Languages with Tunable Bounded Error - Quantum Zeitgeist - September 15th, 2025 [September 15th, 2025]
- Sm Nucleus Exhibits SU(3) Rigid Triaxiality, Validating Theory with Experimental Energy Spectra and B(E2) Values - Quantum Zeitgeist - September 15th, 2025 [September 15th, 2025]
- Quantum Processors Achieve Global Control With ZZ Interactions - Quantum Zeitgeist - September 15th, 2025 [September 15th, 2025]
- The AI Bubble Is About To Burst, But The Next Bubble Is Already Growing - Medium - September 15th, 2025 [September 15th, 2025]
- Confined Few-Particle Systems Beyond Mean-Field Theory Adopt Gaussian-Type Orbitals and Morse Interactions - Quantum Zeitgeist - September 15th, 2025 [September 15th, 2025]
- Critical 2030 Deadline: Arqit Tapped by UK Government to Shield National Infrastructure from Quantum Threats - Stock Titan - September 15th, 2025 [September 15th, 2025]
- Good Old IBM Is Leading the Way in the Race for Quantum Advantage - The Wall Street Journal - September 13th, 2025 [September 13th, 2025]
- Canada had and lost its lead in AI. Can it avoid making the same mistake in the next emerging global technology race? - The Globe and Mail - September 13th, 2025 [September 13th, 2025]
- Meet the Once-in-a-Generation Stock That Could Dominate Quantum Computing - Yahoo Finance - September 13th, 2025 [September 13th, 2025]
- Guest Post Ethics at the Edge: Trust and Agency in the Quantum Era - The Quantum Insider - September 13th, 2025 [September 13th, 2025]
- IonQ Skyrocketed Today -- Is the Quantum Computing Stock a Buy Right Now? - Yahoo Finance - September 13th, 2025 [September 13th, 2025]
- This Quantum Computing Stock Could Be the Secret AI Winner by 2035 - Yahoo Finance - September 13th, 2025 [September 13th, 2025]
- Ueno Bank Brings Its 2.2 Million Customers Quantum-Resistant Banking with SignQuantum and QANplatform - The Quantum Insider - September 13th, 2025 [September 13th, 2025]
- What will the Quantum-Safe 360 Alliance mean for your business and its post-quantum security posture? - IT Pro - September 13th, 2025 [September 13th, 2025]
- Quantum Computing Stocks To Keep An Eye On - September 10th - MarketBeat - September 13th, 2025 [September 13th, 2025]
- This Artificial Intelligence (AI) Stock Could Be the Nvidia of Quantum Computing - The Motley Fool - September 13th, 2025 [September 13th, 2025]
- PsiQuantum Raises $1 Billion, Says Its Computer Will Be Ready in Two Years - The Wall Street Journal - September 11th, 2025 [September 11th, 2025]
- In Quantum Sensing, What Beats Beating Noise? Meeting Noise Halfway. | NIST - National Institute of Standards and Technology (.gov) - September 11th, 2025 [September 11th, 2025]
- IonQ Announces IonQ Federal to Meet the Increasing Demand for Quantum Advantage Across the U.S. and Allied Governments - IonQ - September 11th, 2025 [September 11th, 2025]
- Google Quantum AI has been selected for the DARPA Quantum Benchmarking Initiative. - The Keyword - September 11th, 2025 [September 11th, 2025]
- Horizon Quantum to Go Public in the U.S. Through Definitive Business Combination Agreement with dMY Squared Technology Group - The Quantum Insider - September 11th, 2025 [September 11th, 2025]
- PsiQuantum valued at $7 billion in latest funding round, teams up with Nvidia - Reuters - September 11th, 2025 [September 11th, 2025]
- Exotic phase of matter realized on quantum processor - Phys.org - September 11th, 2025 [September 11th, 2025]
- This Artificial Intelligence (AI) Stock Has a First-Mover Advantage in Quantum Integration - The Motley Fool - September 11th, 2025 [September 11th, 2025]
- Quantum computers the key to elusive Theory of Everything - Asia Times - September 11th, 2025 [September 11th, 2025]
- Infleqtion, quantum startup with ties to Chicago, announces plan to go public - The Business Journals - September 11th, 2025 [September 11th, 2025]
- PsiQuantum Raises $1bn, Partners with Nvidia in Bid to Build First Million-Qubit Quantum Computer - Tekedia - September 11th, 2025 [September 11th, 2025]
- Quantum Leaders: Quantum is Moving From Lab to The Marketplace - The Quantum Insider - September 9th, 2025 [September 9th, 2025]
- Neuromorphic computing and the future of edge AI - cio.com - September 9th, 2025 [September 9th, 2025]
- Analog vs. Digital: The Race Is On To Simulate Our Quantum Universe - Quanta Magazine - September 6th, 2025 [September 6th, 2025]
- 5 Best Quantum Computing Stocks to Buy in September - Yahoo Finance - September 6th, 2025 [September 6th, 2025]
- The year of quantum science: Promise and peril in the race for breakthroughs - EL PAS English - September 6th, 2025 [September 6th, 2025]
- Rigetti Computing Just Announced a New Quantum Deal. Should You Buy RGTI Stock Here? - Yahoo Finance - September 6th, 2025 [September 6th, 2025]
- University of Chicago and Partners Receive $4 Million NSF Grant for Quantum Supercomputer Initiative - Quantum Computing Report - September 6th, 2025 [September 6th, 2025]
- Dealmakers Bet on Quantum Computing Coming Sooner Than You Think - Bloomberg.com - September 6th, 2025 [September 6th, 2025]
- Bitcoin : The quantum menace is real - Cointribune - September 6th, 2025 [September 6th, 2025]
- Nvidia Invests in Honeywells Quantinuum. What It Means for D-Wave, IonQ, and Quantum Stocks. - Barron's - September 6th, 2025 [September 6th, 2025]
- UK-based Quantinuum closes $600M at $10B valuation to build next-gen quantum computer - Tech Funding News - September 6th, 2025 [September 6th, 2025]
- New Mexico at the Quantum Frontier: state and DARPA forge bold partnership - governor.state.nm.us - September 5th, 2025 [September 5th, 2025]
- 3D printing could improve the future of large scale quantum computers - Open Access Government - September 5th, 2025 [September 5th, 2025]
- Could a Quantum Computer Break Bitcoin? The SEC has Now Taken the Threat Seriously - CryptoRank - September 5th, 2025 [September 5th, 2025]
- Whats in a name: How two rectangles and a wave function shaped Equal1s brand story - Silicon Canals - September 5th, 2025 [September 5th, 2025]
- Quantum breakthroughs lead to surge in corporate funding for the sector - - Global Venturing - September 5th, 2025 [September 5th, 2025]
- IonQ Advance in Synthetic Diamond Materials Accelerates Quantum Networking Scale and Production - The Quantum Insider - September 5th, 2025 [September 5th, 2025]
- Quantinuum receives $10bn valuation following close of $600m funding round - Data Center Dynamics - September 5th, 2025 [September 5th, 2025]
- IQM Quantum Computers: Over $300 Million Series B Raised To Expand Globally - Pulse 2.0 - September 5th, 2025 [September 5th, 2025]
- Quantinuum valued at $10 billion after $600 million venture round - Constellation Research - September 5th, 2025 [September 5th, 2025]
- Quantum computing startup IQM raises $320 million as investors pile into the tech - MSN - September 5th, 2025 [September 5th, 2025]
- Researchers Expand Quantum Subspace with Q-SENSE, Reducing Circuit Depth for Near-term Devices - Quantum Zeitgeist - September 3rd, 2025 [September 3rd, 2025]
- Meet Quantum Computing's Potential Monster Stocks of the Next Decade - Nasdaq - September 3rd, 2025 [September 3rd, 2025]
- Quantum Circuits Integrates With NVIDIA CUDA-Q to Advance Creation And Testing of First Quantum Applications Based on Dual-Rail Qubits - The Quantum... - September 3rd, 2025 [September 3rd, 2025]
- IBM and AMD Join Forces on Quantum-Centric Supercomputing Initiative - The Futurum Group - September 3rd, 2025 [September 3rd, 2025]
- IQM raises $300m in largest quantum-focused Series B outside of the US - BeBeez International - September 3rd, 2025 [September 3rd, 2025]
- Quantum Tech Leader QCI to Showcase Integrated Photonics Innovation at Lake Street Growth Conference - Stock Titan - September 3rd, 2025 [September 3rd, 2025]
- Exclusive: the father of quantum computing believes AGI will be a person, not a program - Digital Trends - September 3rd, 2025 [September 3rd, 2025]
- An Exploration Of The Noise Sensitivity Of Shors Algorithm - Quantum Zeitgeist - September 3rd, 2025 [September 3rd, 2025]
- Quantum Computing's Next Frontier: How New Mexico's Strategic $315M Push Is Building the Silicon Valley of Tomorrow - AInvest - September 3rd, 2025 [September 3rd, 2025]
- Rigetti and Indias Centre for Development of Advanced Computing Announce MOU to Explore Co-Development of Hybrid Quantum Computing Systems - The... - September 3rd, 2025 [September 3rd, 2025]
- Quantum Circuits Integrates With NVIDIA CUDA-Q to Advance Creation And Testing of First Quantum Applications Based on Dual-Rail Qubits - PR Newswire - September 3rd, 2025 [September 3rd, 2025]
- From Hype to Hardware: What Investors Need to Know About Quantum Computing - Tokenist - September 3rd, 2025 [September 3rd, 2025]
- Prediction: IonQ Stock Will Soar Over the Next 5 Years. Here's 1 Reason Why - The Motley Fool - September 1st, 2025 [September 1st, 2025]
- Accelerating the Quantum Toolkit for Python (QuTiP) with cuQuantum on AWS - Amazon Web Services - September 1st, 2025 [September 1st, 2025]
- Heavy Electrons Hold the Key to a New Type of Quantum Computer - SciTechDaily - September 1st, 2025 [September 1st, 2025]
- D-Wave (QBTS) crowned quantum pioneer, but can it ever make money? - Investorsobserver - September 1st, 2025 [September 1st, 2025]
- What Q Day means for your business and how to prepare - TechRadar - September 1st, 2025 [September 1st, 2025]
- IBM And AMD Collaborate On New Hybrid Quantum-Supercomputing Architectures - Forbes - September 1st, 2025 [September 1st, 2025]
- Quantum Risk Mitigation as a Strategic Edge in Institutional Bitcoin Holdings - AInvest - September 1st, 2025 [September 1st, 2025]
- Researchers Achieve Universal Approximation in Variational Machine Learning with Bit-bit Encoding Schemes - Quantum Zeitgeist - September 1st, 2025 [September 1st, 2025]
- AMD Is Making a Big Bet on Quantum Computing. Should You Buy AMD Stock Here? - Yahoo Finance - August 29th, 2025 [August 29th, 2025]
- Quantum Computing News: IBM and AMD Partner on Hybrid Systems, Q-CTRL Wins DARPA Contracts, Quantinuum Valued at $10 Billion - TipRanks - August 29th, 2025 [August 29th, 2025]
- How to build larger, more reliable quantum computers - University of California - August 29th, 2025 [August 29th, 2025]
- Quantinuum CEO Weighs In on Quantum Programming and Whats Next for the Industry - Barron's - August 29th, 2025 [August 29th, 2025]