Daejeon Quantum Technology Cluster

Daejeon Quantum Technology Cluster partnered with AWS to establish a quantum technology industrialization center, hosting KAIST, KRISS, ETRI, and quantum startups. The regional quantum hub concentrates Korea’s quantum R&D resources. The cluster provides shared infrastructure, facilitates collaboration between research institutes and companies, and supports quantum startup formation to establish Daejeon as Korea’s quantum valley and a global quantum technology hub.

Company Information

• Founded: 2024
• Country: Korea, South
• Website: N/A
• Categories: innovation hub

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EYL

EYL is a South Korean quantum security specialist that commercialized the industry’s first radioisotope-based quantum random number generator (QRNG) chip, applying natural radioisotope decay process to cryptographic information security. Founded in 2014, EYL’s QUANTUM™ QRNG product family addresses 4th Industrial Revolution convergence security demands and IoT device security. The company’s products include QUANTUM Entropy Chip (QEC) and QUANTUM™ QRNG in flipchip, USB, and PCI card formats supporting RNG speeds up to 4 Gbps. EYL won Diamond Award at MassChallenge Boston 2016, the world’s biggest startup competition. In 2025, South Korea recognized EYL’s QRNG as national strategic technology within quantum cryptography and quantum communication category, prioritizing it for state support and integration into critical infrastructure. EYL’s QRNG technology serves finance, telecommunications, defense, and public sectors, with rapid global expansion to Indonesia, Europe, and Middle East markets.

First Quantum

First Quantum develops quantum computing solutions using a proprietary quantum Karnaugh map-based optimization protocol for core applications. The Korean startup focuses on quantum algorithm development for optimization problems. First Quantum represents Korea’s growing quantum software ecosystem, developing novel quantum algorithms and optimization techniques to address industrial and commercial quantum computing applications.

Company Information

• Founded: 2022
• Country: Korea, South
• Website: N/A
• Categories: quantum software, quantum algorithms

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Korea Quantum Computing

Korea Quantum Computing (KQC) is a South Korean quantum hardware company developing quantum processors as part of the national quantum strategy. The company works on advancing quantum computing technology in South Korea and collaborates with KAIST, KIST, and other research institutions. KQC focuses on building sovereign quantum computing capabilities and contributes to Korea’s goal of verifying 1,000 industry use cases by targeting 2035.

Company Information

• Founded: 2022
• Country: Korea, South
• Website: https://kqc.kr
• Categories: quantum processors

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Korea Quantum Computing Hub

Korea Quantum Computing Hub is a Daejeon-based quantum research hub backed by over 30 national research institutes including KAIST, KRISS, and ETRI, central to Korea’s quantum valley initiative. The consortium coordinates quantum research across Korea’s leading institutions. KQC Hub serves as the focal point for Korea’s national quantum computing program, coordinating research, sharing resources, and developing the quantum workforce to establish Korea as a competitive quantum technology nation.

Korea Quantum Industry Association

Korea Quantum Industry Association (KQIA) has 50 members including telecom providers, semiconductor firms, banks, defense contractors, and startups advancing the Korean quantum industry. The industry association coordinates quantum technology commercialization efforts. KQIA serves as the voice of Korea’s quantum industry, advocating for supportive policies, coordinating industry-government collaboration, and promoting Korean quantum technology companies in global markets.

Company Information

• Founded: 2022
• Country: Korea, South
• Website: N/A
• Categories: industry association

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KT Corporation

KT Corporation (formerly Korea Telecom) is a South Korean telecommunications company founded in 1981, headquartered in Seongnam, South Korea. KT conducts quantum communications research deploying quantum key distribution (QKD) networks and quantum-safe security for telecommunications infrastructure. The company demonstrated quantum cryptography implementations and quantum network trials in South Korea. KT collaborates with Korean quantum technology companies and research institutions advancing quantum communications commercialization. The company explores quantum networking for 5G security and future telecommunications infrastructure. KT serves Korean telecommunications markets, enterprise customers, and government agencies requiring quantum-safe communications. KT contributes to South Korea quantum technology strategy advancing quantum communications and quantum security for telecommunications industry positioning South Korea as quantum technology leader protecting telecommunications networks against quantum computing threats.

LG Electronics

LG Electronics conducts quantum computing research and development through their advanced technology research divisions, exploring quantum computing applications in display technology, semiconductor manufacturing, artificial intelligence, and consumer electronics optimization, investigating quantum algorithms for materials simulation, supply chain optimization, and manufacturing process enhancement while participating in South Korea’s national quantum initiative and collaborating with academic institutions and research organizations to develop quantum technologies that could enhance LG’s diverse product portfolio spanning home appliances, mobile devices, automotive components, and energy solutions.

LG Electronics Quantum Computing Division

LG Electronics Quantum Computing Division joined IBM Quantum Network in 2022 to explore quantum computing for materials design, manufacturing optimization, AI, and IoT applications. The electronics giant is investigating quantum computing for industrial applications. LG’s quantum division focuses on identifying use cases where quantum computing can improve product development, manufacturing processes, and artificial intelligence systems across LG’s diverse electronics and appliance businesses.

Company Information

• Founded: 2022
• Country: Korea, South
• Website: https://lg.com
• Categories: quantum applications, quantum research

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ORIENTOM

ORIENTOM is a South Korean startup founded in 2020 by Alfred Bang (Seung-hyun Bang) who serves as CEO and Chairman of Korea Quantum Industry Association (KQIA), developing application software making quantum computing accessible for financial services. The company collaborates with Yonsei University conducting joint research on applying quantum computing to solve financial problems and advance industrial applications, with Yonsei students working as ORIENTOM interns presenting papers analyzing potential and limitations of quantum financial algorithms. ORIENTOM develops and integrates various financial algorithms including portfolio optimization, risk assessment, derivative pricing, and financial market modeling into financial platforms. In October 2025, ORIENTOM announced plans to build middleware platform comprising complete quantum finance algorithms by targeting 2030, working on national project related to derivative product valuation with Kookmin Bank and Yonsei University. ORIENTOM collaborates with NVIDIA and expanded into Southeast Asia in 2025, serving Korean and Asian financial institutions requiring quantum-enhanced computational capabilities.

QSIMPLUS

QSIMPLUS offers QSIMPro, a quantum communication software simulator for prototyping quantum cryptography systems without physical hardware. The Korean company provides simulation tools for quantum network and QKD system design. QSIMPLUS enables researchers and companies to develop and test quantum communication protocols in software before building physical systems, accelerating quantum communications technology development and reducing development costs.

Company Information

• Founded: 2021
• Country: Korea, South
• Website: https://qsimplus.com
• Categories: quantum software, simulation

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Quantum Intelligence Corp

Quantum Intelligence Corp (QIC) is a global leader in integrating quantum computing with artificial intelligence to innovate drug discovery. Their QUEST platform uses algorithms that analyze how electronic charges are distributed in molecules to predict drug behavior, effectiveness, and safety. The platform uses an Artificial Neural Network-based prediction model adopting 3D distribution of electrostatic potentials (ESPs) derived from quantum mechanics. In August 2024, QIC partnered with QuEra Computing to utilize quantum computers to boost QUEST platform performance. QIC collaborates with Oxford Quantum Circuits (UK), Quandela (France), Classiq (Israel), and has a joint venture with 48Hour Discovery (Canada). Beyond healthcare, QIC explores quantum computing applications in finance including algorithmic trading, risk analysis, and asset management.

Qunova Computing Korea

Qunova Computing is the first company to achieve chemical accuracy on commercial quantum computing using platform-agnostic algorithms, focusing on drug discovery and materials science. The Daejeon-based company develops quantum chemistry algorithms. Qunova’s achievement of chemical accuracy represents a significant milestone in quantum computing applications for computational chemistry, demonstrating that current quantum hardware can deliver useful results for drug discovery and materials design applications.

Company Information

• Founded: 2021
• Country: Korea, South
• Website: https://qunova.ai
• Categories: quantum software, quantum chemistry

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Samsung

Samsung conducts quantum computing research and development through their advanced technology divisions, focusing on quantum hardware components, quantum algorithms, and quantum applications that could enhance Samsung’s semiconductor, display, and mobile technologies, while exploring quantum computing applications in materials science, cryptography, and optimization problems relevant to Samsung’s diverse technology portfolio and South Korea’s national quantum initiatives.

Company Information

• Founded: 2020
• Country: Korea, South
• Website: https://samsung.com
• Categories: research

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Samsung Electronics

In September 2024, SK Telecom unveiled the Samsung Galaxy Quantum 5, a fifth-generation smartphone combining quantum technology with Samsung Knox security platform. The Galaxy Quantum 5 features a tiny Quantum Random Number Generator (QRNG) chipset designed by ID Quantique and Samsung, enabling trusted authentication and encryption of information. This secure phone protects sensitive data such as fingerprints and facial images by generating unpredictable true random numbers. The Galaxy Quantum 5 represents Samsung’s continued commitment to integrating quantum technology into consumer products, bringing quantum-enhanced security to mainstream smartphone users.

Samsung SDS Quantum Cryptography Division

Samsung SDS Quantum Cryptography Division developed national post-quantum cryptography algorithms as part of Samsung’s quantum technology investments. The IT services arm of Samsung Group is implementing quantum-safe security solutions. Samsung SDS is integrating post-quantum cryptography into enterprise IT systems and cloud services, helping Korean businesses prepare for quantum computing threats to current encryption systems.

Company Information

• Founded: 2024
• Country: Korea, South
• Website: https://samsungsds.com
• Categories: quantum security

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SDT

SDT Inc. (Quantum Standard Technology) is a South Korean quantum technology company founded in 2017 with headquarters in Seoul, pioneering quantum computing, quantum cloud, quantum communication, and quantum sensing commercialization. Founded by CEO Jiwon Yune, who studied physics and electronic engineering at MIT and worked as a researcher at MIT-Harvard University Research Center and KIST Quantum Information Research Center, SDT is leading development of South Korea’s first full-stack quantum computer. In August 2024, SDT secured 10 billion KRW (approximately $7.5 million USD) in Pre-IPO investment from Shinhan Venture Investment to commercialize quantum computers, with milestones to develop a 64-qubit superconducting quantum computer by 2026 and photonic integrated circuit quantum computers by 2027. SDT is jointly developing quantum processing units based on silicon spin and diamond nitrogen-vacancy quantum technologies with Seoul National University and the Korea Institute of Science and Technology. The company is advancing South Korea’s National Strategy for Quantum Technology and building the domestic quantum ecosystem.

SK hynix

SK hynix Inc. is a South Korean memory semiconductor supplier founded in 1983, headquartered in Icheon, Gyeonggi Province. SK hynix explores quantum computing applications including quantum memory, quantum-classical hybrid systems, and semiconductor technologies for quantum control systems. The company investigates cryogenic memory solutions for quantum computers and semiconductor components for quantum computing infrastructure. SK hynix collaborates with quantum computing companies and research institutions developing semiconductor technologies for quantum systems. The company serves global semiconductor markets and quantum technology sector requiring memory solutions and semiconductor components for quantum-classical hybrid computing systems. SK hynix contributes to quantum computing infrastructure development advancing semiconductor technologies for quantum systems and quantum computing hardware representing South Korea semiconductor industry quantum technology involvement.

SK Telecom

SK Telecom is South Korea’s largest telecommunications company that has pioneered the integration of quantum cryptography with 5G networks, developing quantum key distribution systems for ultra-secure mobile communications and quantum-safe encryption protocols for next-generation telecommunications infrastructure, demonstrating quantum-secured voice calls and data transmission over commercial 5G networks while building South Korea’s national quantum communication infrastructure and collaborating with government agencies and research institutions to advance quantum networking technologies for secure communications across telecommunications, finance, and government sectors.

SK Telecom Q-HSM

SK Telecom’s quantum-enhanced hardware security module (Q-HSM) combines QRNG, physical unclonable functions (PUF), and post-quantum cryptography, released commercially in 2024. The major Korean telecommunications company has integrated quantum security technologies into a comprehensive security platform. SK Telecom’s Q-HSM represents a milestone in commercial quantum security deployment, combining multiple quantum and quantum-safe technologies into enterprise security infrastructure for telecommunications and beyond.

Company Information

• Founded: 1984
• Country: Korea, South
• Website: https://www.sktelecom.com
• Categories: QRNG, post quantum-cryptography

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SK Telecom Quantum Technology Center

SK Telecom Quantum Technology Center operates the Spin Quantum Computing Center with Korea University and Caltech, launching the Q-HSM quantum-enhanced hardware security module in 2024. The major Korean telecommunications operator is developing quantum communications infrastructure. SK Telecom’s quantum division combines QKD networks, QRNG technology, and post-quantum cryptography to provide comprehensive quantum-safe security solutions for telecommunications and enterprise customers.

Company Information

• Founded: 2019
• Country: Korea, South
• Website: https://sktelecom.com
• Categories: quantum communication, quantum security

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