Classiq Technologies is an Israeli quantum software company founded in 2020 that builds an AI-powered quantum algorithm design platform. The platform automatically generates optimized quantum circuits from high-level functional specifications, letting teams develop quantum applications at scale without low-level circuit expertise, with a focus on finance, logistics, life sciences, and materials optimization. Customers include BMW, Citi, Deloitte, Rolls-Royce, Mizuho, Toshiba, and Comcast.

Classiq raised $110M in Series C funding, the largest quantum software investment to date, bringing total funding to $173M. On November 13, 2025, the company surpassed $200M in cumulative funding, with investors including AMD Ventures, Qualcomm Ventures, IonQ, and Mirae Asset Capital.

In November 2025, the Classiq Quantum Platform became available on AWS Marketplace, expanding access for enterprise customers building quantum applications on AWS. In February 2026, Classiq released Classiq 1.0, its production-ready quantum software engineering platform, which added correct-by-construction circuit enforcement, automatic uncomputation, classical local variables, runtime conditionals, mid-circuit measurements, and GPU-based simulation support.

In April 2026, Classiq introduced AI agents that build production-ready quantum programs from natural-language specifications. In May 2026, Classiq and Oracle ran a 36-qubit simulation on Oracle Cloud Infrastructure, showcasing scaled quantum workloads in a major public cloud environment. Update 2026-06-16: Classiq's Cheb-LCU algorithm demonstrated a significant reduction in quantum resources during CFD tests with Rolls-Royce. Source: https://quantumzeitgeist.com/cheb-lcu-cuts-quantum-resources/ Update 2026-04-23: Classiq unveiled a new layer powered by a first-generation quantum agent that translates natural language into executable programs. Source: https://quantumzeitgeist.com/classiqs-ai-agents-build/ Update 2026-02-18: Comcast, Classiq, an

Classiq

Quantum Machines is an Israeli quantum control technology company founded in 2018. It builds the OPX quantum control platform, a hardware and software stack for controlling superconducting, trapped-ion, and neutral-atom quantum processors, and now powers more than half of all quantum computing companies worldwide. More than 200 research institutions and quantum hardware companies use its technology.

The company leads the Israeli Quantum Computing Center (IQCC) in Tel Aviv, the first facility in the world to house multiple qubit types under one roof alongside supercomputing infrastructure. The IQCC integrates Quantum Machines' control systems with several qubit types and is the first site to deploy Qolab's superconducting qubit device.

Quantum Machines raised $170M in Series C funding in 2025, bringing total raised to $280M, after an earlier $100M round.

The OPX1000 controller supports up to 64 output and 16 input channels in a 3U chassis with 10 high-end FPGAs for real-time processing, scaling from 1 to more than 1,000 qubits with nanosecond-precision pulse control. SKKU in South Korea deployed three OPX1000 controllers in a $45M national quantum initiative. The company unveiled the OPX1000 in November 2025 and, the same month, launched a layered quantum control architecture that combines the OPX1000 for nanosecond qubit control, DGX Quantum for microsecond hybrid processing, and HPC cluster integration at the millisecond scale, all supporting NVIDIA NVQLink, to create a full-stack platform for real-time fault-tolerant quantum computation.

In September 2025, the Julich Supercomputing Centre became the first HPC centre in the world to deploy an NVIDIA DGX Quantum system, co-developed by Quantum Machines and NVIDIA, integrating GPU and quantum infrastructure. Quantum Machines and ParTec launched QBridge, which makes quantum computers schedulable resources within HPC environments, first deployed at Israel's IQCC. At Hannover Messe 2025, Quantum Machines powered Sax

Quantum Machines

Q-Factor is an Israeli quantum computing startup building neutral-atom quantum computers using optical tweezers and Rydberg physics. Its architecture is designed for continuous scalability, aiming for a Moore's Law-like trajectory that carries neutral-atom systems from thousands of qubits toward millions. The company was founded by a team from the Weizmann Institute and Technion with deep roots in quantum optics.

In April 2026, Q-Factor raised a $24 million seed round led by NFX and TPY Capital, with participation from Intel Capital and Korea Investment Partners.

The founding team includes Prof. Ofer Firstenberg (Chief Scientist, Weizmann Institute, formerly Harvard/MIT), Prof. Nir Davidson (more than 280 publications, former physics dean at Weizmann), Prof. Yoav Sagi (Technion, formerly JILA/University of Colorado), and CEO Dr. Guy Raz. Technion and the Weizmann Institute hold institutional equity through Yeda, the Weizmann technology transfer arm, and four founders are graduates of the Talpiot program.

Q-Factor

QuamCore is an Israeli deep tech startup founded in 2022 that is developing a patented superconducting quantum processor architecture designed to integrate 1 million qubits into a single cryostat. The company emerged from stealth in March 2025 with 9 million dollars in seed funding led by Viola Ventures and Earth & Beyond Ventures, with participation from Surround Ventures and international strategic investors.

QuamCore's technology moves control electronics inside the cryostat, reducing cabling by more than 1,000x compared with traditional approaches. This addresses the heat management bottleneck that previously limited systems to roughly 5,000 qubits per cryostat, and it cuts the size, energy consumption, and cost of quantum computers.

The leadership team includes CEO Alon Cohen, former EyeC Radar Group co-founder at Mobileye and Intel with more than 40 patents; CTO Prof. Shay Hacohen-Gourgy, a Technion professor with over 15 years in superconducting quantum research; Chief Scientist Prof. Serge Rosenblum, a Weizmann Institute researcher; and Senior Advisor Prof. Eby G. Friedman of the University of Rochester, an expert in superconducting digital circuits. Target applications span pharmaceuticals, AI, materials science, and energy.

In August 2025, QuamCore raised a 26 million dollar Series A led by Sentinel Global with Viola Ventures and Arkin Capital, plus a 4 million dollar Israel Innovation Authority grant, bringing total funding to more than 35 million dollars.

QuamCore

Quantum Art is an Israeli full-stack trapped-ion quantum computing company founded in 2022 as a spin-off from the Weizmann Institute of Science. It is co-founded by CEO Dr. Tal David.

In July 2025, Quantum Art demonstrated the world's longest fully controlled trapped-ion chain, a 200-ion chain, a significant hardware milestone for its platform. The company has also developed a proprietary multi-qubit gate architecture. Its roadmap includes a 50-qubit system in 2025, the 1,000-qubit Perspective series by 2027, the 12,000 to 40,000 qubit Landscape series between 2029 and 2031, and a 1 million qubit fault-tolerant Mosaic system by 2033.

In December 2025, Quantum Art raised 100 million dollars in Series A funding led by Bedford Ridge Capital, with participation from Battery Ventures, Destra Investments, and others, bringing total funding to 124 million dollars. In April 2026, the company extended the round by a further 40 million dollars, taking total funding to about 164 million dollars.

Collaborations include NVIDIA's CUDA-Q platform, where the company achieved a 10x circuit depth reduction, and Ayalon Highways for traffic management applications. Update 2026-06-17: Quantum Art demonstrated that multi-qubit gate operations are compatible with error for fault-tolerant computing. Source: https://quantumzeitgeist.com/quantum-art-multi-qubit-gates-hit-threshold-fault/

Quantum Art

Dotz Nano is an Israeli nanotechnology company set up to commercialize graphene quantum dot production processes developed at Rice University's Tour Labs. Founded by Prof. James Tour and Dr. Michael Stein, it initially focused on graphene quantum dots (GQDs) but around 2018 pivoted to carbon quantum dots for tracking and anti-counterfeiting. The company now offers a range of nano and micro materials, including graphene quantum dots and carbon dots, for tracing, anti-counterfeiting, and product-liability applications.

Dotz Nano went public on the Australian Stock Exchange (ASX: DTZ) in November 2016, raising capital to commercialize its quantum dot technologies. Headquartered in Petah Tikva, Israel, the company applies quantum dot science to supply chain security and product authentication, connecting quantum materials research with practical industrial use.

Dotz Nano

Enquantum is a quantum security company based in Holon, Israel, founded in 2020. It develops computer and network security solutions that protect data from quantum computing threats, building energy-efficient post-quantum cryptography engines that use hash-based cryptography with hardware acceleration to reach terabit scale at ultra-low latency. The company employs 1-10 people and is invested in and approved by the Israel Innovation Authority.

Enquantum's FPGA-accelerated architecture is designed to minimize carbon footprint while scaling to meet changing demands. Its quantum-resistant encryption protects against quantum computer attacks on current cryptographic systems, serving enterprises, government agencies, and telecommunications providers that need quantum-safe security infrastructure as they prepare for the post-quantum cryptography transitions mandated by regulators worldwide.

Enquantum

HEQA Security, formerly QuantLR, is an Israeli quantum security company founded in 2018 that protects data communication against the cyber threats posed by quantum computers. It builds carrier-grade quantum key distribution (QKD) products grounded in the principles of quantum physics.

Using a patented design, HEQA Security offers what it describes as the market's most cost-effective and scalable enterprise-grade QKD solution, with products in use by world-leading telecom operators, defense organizations, global cloud providers, and financial institutions. The company serves telecommunications operators, government agencies, defense contractors, financial institutions, and cloud service providers that need carrier-grade QKD infrastructure to secure communications against both classical eavesdropping and quantum computing threats to encryption.

HEQA Security

Hub Security Ltd. is an Israeli cybersecurity company established in 2017 by Eyal Moshe and Andrey Iaremenko, with offices in Tel Aviv and New York and 25 employees. It offers cybersecurity solutions for the AI, data, fintech, and infrastructure sectors.

Hub Security announced the first miniature Hardware Security Module (HSM) with an integrated Quantum Random Number Generator (QRNG) component, enabling endpoint data privacy and access security for IoT and distributed networks in the 5G era. The company's cyber platform is designed and manufactured in Israel and delivers military-grade protection, working from the assumption that systems are already hacked and providing higher security standards for sensitive information.

The platform lets organizations run artificial intelligence applications at the highest security levels required in health services, critical infrastructure, and finance. By integrating QRNG into the HSM, Hub Security protects IoT devices and distributed networks, serving cybersecurity markets that need quantum-enhanced encryption key security and data protection.

Hub Security

Quantum Pulse Ventures is an Israeli deep-tech company improving the performance of photonic quantum computing components. Its QP2.0 platform raises the fidelity, robustness, and fabrication tolerance of core photonic building blocks, including quantum gates, entanglement operations, Bell-state measurements, polarization control, optical encoding, directional couplers, and polarization beam splitters.

The company says the approach can accelerate optical quantum computers by an order of magnitude. Founded in 2021 and based in Tel Aviv, it is led by Yaron Oz. Update 2026-06-17: Quantum Pulse Ventures improved its photonic infrastructure platform, QP2.0, to achieve ten times more accurate polarization control. Source: https://quantumzeitgeist.com/polarization-control-quantum-pulse-ventures/

Quantum Pulse Ventures

Quantum Source Labs is an Israeli quantum computing company founded in 2021 that develops scalable photonic quantum computers. Its work centres on deterministic single-photon sources, which address a major bottleneck in photonic quantum computing and are needed to build large-scale quantum processors.

The company's technology generates on-demand indistinguishable single photons, a key requirement for the scalability of photonic quantum computing. Quantum Source serves the quantum computing industry by developing next-generation photonic quantum processors, and it collaborates with research institutions and industry partners, contributing to Israel's quantum technology sector.

In September 2024, Quantum Source raised a $50M Series A led by Eclipse Ventures, bringing total funding to about $77M.

Quantum Source Labs

Qedma is an Israeli quantum error mitigation company developing software that improves the performance and reliability of quantum computers. The company's technology uses advanced error suppression and mitigation techniques to extract more accurate results from noisy quantum hardware. Qedma's solutions work across multiple quantum computing platforms and enable more complex quantum algorithms to run on current-generation quantum computers.

Qedma

QuantLR is an Israeli quantum cybersecurity startup, founded in 2018, that develops low-cost quantum key distribution (QKD) systems. Founded by Professor Hagai Eisenberg of the Hebrew University of Jerusalem, the company aims to make QKD affordable enough for broad commercial deployment. Its LoQomo platform is a software-defined QKD solution for fiber networks, and QuantLR has worked with partners including PacketLight Networks and NVIDIA on integrating QKD into data-center and telecom infrastructure. The company serves telecom operators, data centers, government, and critical-infrastructure customers preparing for quantum-safe communications.

QuantLR

Quantum Transistors is an Israeli quantum computing company, founded in 2022 and based in Herzliya, developing a photonically connected integrated quantum processor on a single chip. By linking each qubit photonically, the design aims to eliminate proximity noise and scale toward a million qubits. In July 2024, the company secured up to EUR 17.5M from the European Innovation Council, one of the largest EIC Accelerator awards in its cohort, combining a grant with equity from the EIC Fund alongside investors including Entree Capital and TAL Ventures.

Quantum Transistors

QuantyMize is an Israeli quantum software company developing optimization and simulation solutions using quantum computing. The company is part of Israel's quantum startup ecosystem and focuses on practical business applications of quantum algorithms. QuantyMize helps enterprises solve complex optimization problems in logistics, finance, and operations.

QuantyMize

Resolve Stroke is an Israeli medical technology company applying quantum computing and AI to stroke treatment and prevention. The company uses quantum-enhanced machine learning to analyze medical imaging data and predict stroke risk, enabling earlier intervention and personalized treatment plans. Resolve Stroke is backed by Quantonation and collaborates with leading medical institutions.

Resolve Stroke

Tabor Electronics was established in 1971 in Israel as a spin-off of Elron Corporation and is headquartered in Nesher, Israel. Its product portfolio includes high-end signal sources such as RF and microwave signal generators, high-speed arbitrary waveform generators and transceivers, and high-voltage amplifiers. The Proteus Arbitrary Waveform Generator suits applications in quantum computing, electronic warfare, radar, and next generation communications.

Through Tabor Quantum Solutions, the company provides a full toolkit of quantum control instrumentation, including arbitrary waveform generators, digitizers, and amplifiers, offering signal source solutions for quantum physics, communications, and radar. In February 2024, FormFactor and Tabor Electronics presented the Echo-5Q project, a demonstration of a full-stack 5-qubit quantum computer for research and education using a QPU supplied by QuantWare. Tabor serves quantum computing manufacturers, research laboratories, and quantum hardware developers that need precise signal generation and control for qubit manipulation and quantum processor operations.

Tabor Electronics

Tower Semiconductor is a specialty semiconductor foundry that manufactures analog and silicon photonics chips for optical communications, sensing, and increasingly quantum computing. Its high-volume silicon photonics platform is used to fabricate photonic quantum chips, bridging the gap between research-scale devices and commercial foundry production.

In 2026 Tower expanded a strategic collaboration with Xanadu to develop a dedicated fabrication process for fault-tolerant photonic quantum computers, building an industrial manufacturing base for photonic quantum hardware. Tower is headquartered in Migdal Haemek, Israel, and is publicly traded on NASDAQ and the Tel Aviv Stock Exchange under the ticker TSEM.

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