Chelpis Quantum

Chelpis Quantum Corp is a Taiwanese cybersecurity company founded on May 2, 2017, specializing in post-quantum cryptographic technology and quantum-safe solutions. Founded by members from the cryptography laboratory of National Taiwan University, Chelpis’ cryptographic systems have captured multiple global NIST post-quantum cryptographic standards, demonstrating world-class expertise. Based in Taipei’s Zhongshan District, the company provides zero trust architecture, network defense, quantum migration services, and blockchain security applications to prepare organizations for the post-quantum cryptography era. In August 2023, Chelpis established the Quantum Safe Migration Center (QSMC) in Taiwan to advance PQC research and practical applications. In April 2022, the company secured $2 million USD in funding for cryptographic solutions development. Chelpis collaborates internationally, including Dutch-Taiwanese partnerships to secure the future of digital security. As quantum computers threaten current encryption standards, Chelpis Quantum positions Taiwan as a leader in post-quantum cryptography solutions protecting sensitive data and communications infrastructure.

Crypto4A Technologies

Crypto4A Technologies is a Canadian cybersecurity company developing quantum-safe cryptographic solutions and post-quantum cryptography systems to protect against future quantum computing threats. The company provides quantum-resistant encryption technologies, secure key management systems, and cryptographic hardware security modules designed to maintain security even in the presence of quantum computers capable of breaking traditional encryption methods. Crypto4A serves government agencies, financial institutions, and enterprise customers requiring long-term cryptographic protection, offering consulting services and implementation support for transitioning to quantum-safe security architectures that will remain secure against both classical and quantum computing attacks.

DigiCert

DigiCert is a leading certificate authority (CA) and digital security company providing public key infrastructure (PKI), TLS/SSL certificates, and validation services for digital trust. In 2019, DigiCert announced DigiCert Labs, an R&D division focused on post-quantum cryptography and machine learning, and launched the world’s first Post-Quantum Security model with a quantum-safe certificate toolkit. DigiCert is implementing NIST PQC algorithms (FIPS 203, FIPS 204, FIPS 205) in their TrustCore SDK’s NanoCrypto module to protect against quantum computing threats.

Encryption Consulting

Encryption Consulting LLC is a Texas-based cybersecurity company founded in 2018, specializing in applied cryptography and post-quantum cryptographic advisory services. Headquartered in Prosper, Texas (Dallas-Fort Worth metropolitan area), the company is changing how organizations approach data protection across their enterprises. Encryption Consulting offers comprehensive post-quantum cryptography (PQC) services to help enterprises identify potential quantum risks and become quantum cyber-ready. Services include cryptographic discovery and inventory scans to build comprehensive asset inventories, implementation of hybrid models combining classical and PQC algorithms ensuring backward compatibility during quantum transitions, full alignment with NIST PQC algorithm standards, and addressing Harvest Now, Decrypt Later (HNDL) threats with proactive cryptographic upgrades. The company’s expertise spans PKI (Public Key Infrastructure), Hardware Security Modules, Code Signing, Enterprise Key Management, and other cryptographic solutions. Encryption Consulting partners with leading cybersecurity vendors including Thales and Entrust, positioning itself as a trusted advisor for organizations preparing for the post-quantum cryptography era.

Entrust

Entrust is a digital security company specializing in identity, payments, and data protection with leading expertise in post-quantum cryptography. The company is a participating member of IETF and NIST PQ Competition and announced the Entrust Cryptographic Security Platform in April 2025, the industry’s first unified end-to-end cryptographic security management solution supporting all three NIST PQC standards. Entrust PKI as a Service (PKIaaS) supports FIPS 203, FIPS 204, and FIPS 205 PQC algorithms for quantum-safe digital identity protection.

IDEMIA

IDEMIA is a multinational technology company specializing in biometric identification, digital security, and identity-related security services. With a global team of 800+ R&D experts, IDEMIA is a world-leading authority in post-quantum cryptography and introduced the first quantum-resistant 5G SIM in 2022. In July 2025, the company launched IDEMIA Sphere Cryptographic Library with 68 classical and post-quantum algorithms. IDEMIA leads the Hyperform consortium developing quantum-safe components for banks, governments, and software companies.

LuxQuanta

LuxQuanta is a Barcelona-based quantum security startup founded in May 2021 as a spin-off from ICFO (The Institute of Photonic Sciences), specializing in quantum key distribution (QKD) systems. The company develops continuous variable QKD (CV-QKD) technology that provides ultra-secure data encryption and is easier to integrate into existing optical network infrastructures. In March 2023, LuxQuanta launched NOVA LQ™, a high-performing CV-QKD solution for intra-city networks. CEO Vanesa Diaz joined as business development manager in 2021 and became CEO a year later. LuxQuanta won the €50,000 equity-free first prize at the Supernova All-Stars Competition held during GITEX Europe 2025, establishing itself among Spain’s top quantum computing companies.

Nordic Quantum Labs

Nordic Quantum Labs develops quantum cryptography and quantum-safe security software for Nordic enterprises and government agencies. The company provides post-quantum cryptography implementations, quantum key distribution software, and quantum security consulting. Nordic Quantum Labs works with Norwegian and Scandinavian organizations to prepare for quantum computing security threats. The company’s platform helps businesses transition to quantum-resistant encryption while maintaining compatibility with existing systems. Focus areas include telecommunications security, financial services security, and critical infrastructure protection. Based in Oslo, Nordic Quantum Labs collaborates with Nordic research institutions and participates in European quantum security initiatives. The company provides quantum security assessments and develops migration roadmaps for quantum-safe cryptography adoption.

pQCee

pQCee is a Singapore-based quantum cybersecurity startup designing and building post-quantum products and services to protect the next generation of computing against quantum attacks. The company specializes in post-quantum cryptography implementations, quantum-safe security protocols, and consulting services for organizations preparing for the quantum threat. pQCee helps Asian enterprises transition to quantum-resistant cryptography.

Company Information

• Founded: 2021
• Country: Singapore
• Website: https://pqcee.com
• Categories: quantum security, quantum cryptography

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Project Eleven

Project Eleven is a US-based cybersecurity company founded in 2021, developing post-quantum cryptographic infrastructure for blockchains and digital assets to secure them against future quantum computing threats. The company specializes in quantum-resistant encryption technologies, post-quantum cryptographic protocols, and blockchain security solutions designed to maintain security even when quantum computers become capable of breaking traditional cryptographic methods. Project Eleven provides quantum-safe security solutions for cryptocurrency platforms, blockchain networks, digital asset management, and decentralized finance applications, helping organizations prepare for the quantum computing era. The company develops cryptographic libraries, security protocols, and consulting services for blockchain companies and cryptocurrency platforms seeking to implement quantum-resistant security measures.

QRATE

QRATE develops quantum key distribution (QKD) and quantum-secure communication systems, providing hardware and software solutions for quantum-safe data transmission. The Russian company manufactures quantum encryption equipment and offers turnkey quantum communication networks for government and commercial customers focusing on securing critical infrastructure and sensitive data against quantum threats.

Company Information

• Founded: 2015
• Country: Russia
• Website: https://qrate.ru
• Categories: quantum cryptography

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qtlabs

Quantum Technology Laboratories (qtlabs) is a Vienna-based spinout from the Austrian Academy of Sciences founded in 2017 by Dr. Thomas Scheidl, Dr. Fabian Steinlechner, and Dr. Rupert Ursin to commercialize scientific research in optical and quantum space communication. qtlabs is the only company to develop telescopes with quantum receivers and satellite tracking software designed for unbreakable quantum communication. The company specializes in Quantum Key Distribution (QKD) systems for terrestrial networks and satellites, with customers including the EU Commission, satellite companies, and critical infrastructure operators. qtlabs won the PHÖNIX Spin-off Award 2023 from Austria Wirtschaftsservice and has over 30 employees. In 2023, qtlabs joined European collaborators developing global quantum internet enabled from space. The company provides consulting services and concept studies for quantum communication applications.

Quantum Security Defence

Quantum Security Defence is a global community and consultancy organization focused on quantum technologies, quantum cybersecurity, and quantum secure communications, founded by Anna and Steve. Operating internationally with a UK base, the organization unites the global quantum supply chain so that adoption is trusted, secure, and resilient. Quantum Security Defence has grown to more than 1,000 members with a 20,000+ fast-growing community and 100+ expert contributors providing global capability. The organization provides enterprise supply chain consulting services via a professional membership model, serving enterprises, governments, and critical infrastructure leaders navigating quantum adoption. Services include guidance through complexity from policy and standards to implementation roadmaps, access to 40-50 hours of expert lectures on quantum technologies and cybersecurity courses, and strategic consulting on quantum strategy yielding 85% cost savings and 4-week capability boosts. Quantum Security Defence operates as both an educational platform and professional consultancy, helping organizations prepare for quantum threats while building quantum-ready infrastructure and security frameworks.

QuTech Solutions

QuTech Solutions develops quantum cryptography and quantum-safe security software for Middle Eastern financial institutions and government agencies. The company provides post-quantum cryptography implementations, quantum key distribution systems, and quantum security consulting services. QuTech Solutions works with UAE and GCC organizations to prepare for quantum computing security challenges. The company’s platform helps businesses and government entities transition to quantum-resistant encryption methods. Based in Dubai, QuTech Solutions serves financial services, telecommunications, and critical infrastructure sectors across Middle East. The company collaborates with international quantum security organizations and participates in regional quantum technology initiatives. QuTech Solutions focuses on quantum security solutions tailored to Middle Eastern regulatory requirements and security standards.

Sealsq

Sealsq develops post-quantum cryptography semiconductors and security solutions to protect IoT devices and digital infrastructure against quantum threats. The company provides secure chips, PKI services, and managed security services with quantum-resistant algorithms, serving sectors including healthcare, automotive, industrial IoT, and government applications requiring long-term data security.

Company Information

• Founded: 2021
• Country: Switzerland
• Website: https://www.sealsq.com
• Categories: quantum cryptography, semiconductors

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SignQuantum

SignQuantum develops quantum-resistant digital signature technologies for enterprises and government agencies. In 2025, the company entered an exclusive distribution agreement with ITTI for quantum-resistant digital signatures across Latin America. SignQuantum provides post-quantum cryptography solutions that protect digital signatures and authentication systems from quantum computing threats.

Company Information

• Founded: 2023
• Country: United States
• Website: https://signquantum.com
• Categories: quantum security, quantum cryptography

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Technology Innovation Institute

Technology Innovation Institute (TII) is an applied research institute founded in 2020 based in Abu Dhabi, United Arab Emirates, part of Advanced Technology Research Council. TII Quantum Research Centre focuses on quantum computing, quantum communications, and quantum cryptography research. The institute develops quantum technologies including quantum key distribution systems, quantum secure communications, and quantum computing algorithms. TII collaborates with international quantum research institutions and quantum technology companies advancing quantum technology development in Middle East region. The institute serves UAE national quantum strategy and quantum technology ecosystem development. TII invests in quantum infrastructure, quantum research facilities, and quantum education programs positioning UAE as quantum technology hub in Middle East and advancing quantum technology capabilities for national security and technological leadership.

Unitary Zero Space Oy

Unitary Zero Space is a Helsinki-based quantum computing consultancy firm founded in 2020 by Topias Uotila (Founder & Qubit Zero) that has set out to build capabilities in quantum computing through education while securing industry from challenges of quantum technologies, building on expertise in cybersecurity sphere. Technology independent quantum computing and quantum technology services company that educates and advises clients in creating and securing business in the second quantum revolution. Three main service areas: 1) Commercialize quantum technologies through consulting, 2) Build capabilities in quantum computing through education, 3) Secure business from challenges of quantum technologies with expertise in cybersecurity. Serves both large enterprises and quantum startups, working with various research institutions and participating in projects related to quantum machine learning, business models, and national security. Contributing to Finland’s position as Europe’s quantum computing powerhouse.