QNu Labs

Leaders in Quantum Key Distribution
Founded 2016
Bangalore, India
$5+ million raised
50+ employees
Quantum CommunicationQKDQuantum CybersecuritySecure Communications

About QNu Labs

QNu Labs is India's pioneering quantum communication company, developing Quantum Key Distribution (QKD) systems for ultra-secure communications. The company provides quantum-safe cybersecurity solutions for government, defense, banking, and enterprise sectors, protecting critical infrastructure against current and future cyber threats.

Founded in 2016, QNu Labs has established itself as a leader in quantum-safe security solutions. The company's QKD systems leverage the principles of quantum mechanics to create theoretically unbreakable encryption keys, providing future-proof security against quantum computer attacks. QNu Labs works closely with government agencies, defense organizations, and financial institutions to deploy quantum-secure communication networks.

Products & Solutions

Armos QKD System

Point-to-point quantum key distribution for secure fiber-optic communications

  • 100+ km range
  • Real-time key generation
  • Integration with existing networks

Tropos Quantum Network

Multi-node quantum communication network for metropolitan areas

  • Scalable architecture
  • Network management software
  • Quantum repeater support

QShield

Quantum-safe encryption solutions for data centers and cloud infrastructure

  • Post-quantum cryptography
  • Hybrid classical-quantum security
  • Easy deployment

Funding

Total Raised
$5+ million
Latest Round
Series A
Stage
Growth
Investors:Exfinity Venture Partners, pi Ventures, Other strategic investors

Latest News & Updates

View All QNu Labs News
IBM Ventures Leads $8 Million Investment in BQP to Scale Quantum-Accelerated Physics Simulationquantum-computing

IBM Ventures Leads $8 Million Investment in BQP to Scale Quantum-Accelerated Physics Simulation

IBM Ventures Leads $8 Million Investment in BQP to Scale Quantum-Accelerated Physics Simulation Enterprise software developer BQP (formerly BosonQ Psi) has secured a strategic investment from IBM Ventures, alongside participation from Venn10 Capital and existing investor Monta Vista Capital. Bringing BQP’s total funding to $8 million, the capital expansion supports the commercial deployment of BQP’s flagship BQPhy® platform, transitioning physics-based AI surrogates and complex engineering solvers from design-time simulation into real-time operational workflows. Headquartered in Syracuse, New York, BQP resolves a fundamental bottleneck in high-performance computing (HPC): traditional physics solvers often leave up to 85% of modern GPU floating-point capacity idle due to legacy algorithmic code. BQPhy acts as a software acceleration layer that optimizes underutilized GPU compute capacity, delivering performance up to 10× faster inside native engineering environments like MATLAB, Python, and Julia without requiring teams to revalidate their workflows. Under a staged roadmap, these exact classical workloads are being configured via BQP’s QuantumMAX native solver architecture to transition seamlessly onto hybrid quantum-classical QPUs. [ BQP Enterprise Software Platform & Strategic Capital Structure ]Funding & Corporate TractionSoftware Architecture (BQPhy®)Defense & Industrial Contracts• Cumulative Funding: $8 Million• Integration Layers: MATLAB, Python, Julia• U.S. Space Force / SpaceWERX Contracts• Lead Investor: IBM Ventures• GPU Optimization: Resolves 85% Idle Gap• Air Force Research Laboratory (AFRL)• Co-Investors: Venn10 & Monta Vista• Quantum Roadmap: QuantumMAX Engine• Space Catalog Orbit Calculation (250× Speedup) An active member of the IBM Quantum Network since 2023, BQP has achieved an 8× expansion in contracted revenue driven by deployments across aerospace, defense, energy, and advanced manufacturing. Active federal contracts include proje

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QNu Labs Closes ₹200 Crore ($21.02M USD) Series A1 Round to Scale Sovereign Quantum Security Hardware Stackquantum-computing

QNu Labs Closes ₹200 Crore ($21.02M USD) Series A1 Round to Scale Sovereign Quantum Security Hardware Stack

QNu Labs Closes ₹200 Crore ($21.02M USD) Series A1 Round to Scale Sovereign Quantum Security Hardware Stack Indian quantum-safe cybersecurity provider QNu Labs has secured ₹200 crore ($21.02 million USD) in a Series A1 funding round co-led by the government-backed National Quantum Mission (NQM)—via the IITM C-DOT Samgnya Technologies Foundation with a ₹25 crore ($2.6 million USD) commitment—and venture capital firm Speciale Invest. The round attracted a global institutional syndicate, including the Sony Innovation Fund, Gaja Capital (₹35 crore) ($3.7 million USD), and Artha Ventures, bringing the startup’s total equity and debt capital raised to ₹375 crore ($39.4 million USD). The fresh equity is paired with ₹150 crore ($15.7 million USD) in convertible debt approved under India’s Research, Development, and Innovation (RDI) fund to build out physical network infrastructure. QNu Labs will allocate a portion of the capital as its co-investment contribution toward the Technology Backbone of India’s Quantum Secure and Sensing Networks (IQSN). Key infrastructure deployments include constructing a 2,000-kilometer live Quantum Key Distribution (QKD) trunk network connecting Bengaluru and Delhi to isolate critical banking systems, data centers, and power corridors from intercept-and-harvest decryption threats ahead of India’s 2029 quantum compliance mandate. [ QNu Labs Series A1 Funding & Deployment Roadmap ]Capital StructureLead & Participating SyndicateStrategic Network & Hardware Targets• Series A1 Equity: ₹200 Cr ($21.02M)• Co-Leads: National Quantum Mission, Speciale Invest• 2,000 km Commercial QKD Trunk (Bengaluru–Delhi)• RDI Convertible Debt: ₹150 Cr ($15.77M)• NQM Hub: IITM C-DOT Samgnya Tech Foundation (₹25 Cr)• Tactical Armed Forces QKD & Drone/Satellite Payloads• Cumulative Capital: ₹375 Cr ($39.42M)• Global/VC: Sony Innovation Fund, Gaja Capital, Artha Ventures• Commercial Banking Migration & U.S./Australia Expansion Incubated at IIT Madras,

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QpiAI Inaugurates 8-Inch Quantum Chip Foundry in Bengaluru Targeting 10,000-Qubit QPUsquantum-computing

QpiAI Inaugurates 8-Inch Quantum Chip Foundry in Bengaluru Targeting 10,000-Qubit QPUs

QpiAI Inaugurates 8-Inch Quantum Chip Foundry in Bengaluru Targeting 10,000-Qubit QPUs Full-stack quantum and AI startup QpiAI has inaugurated an 8-inch quantum processing unit (QPU) manufacturing facility in Jakkur, Bengaluru. Formally designated as Phase 2 of its 70,000-square-foot R&D center, the quantum foundry can fabricate flip-chip superconducting quantum processors with up to 128 physical qubits. The company plans to complete Phase 3 by 2027, expanding the cleanroom infrastructure to fabricate single QPUs containing up to 10,000 physical qubits. [ QpiAI Vertically Integrated Quantum Foundry Stack ] │ ┌────────────────────────────────────────┼────────────────────────────────────────┐ ▼ ▼ ▼ Cleanroom Lithography & Packaging Transmon & Fluxonium QPU Lineup Quantum Supremacy Centres (QSCs) • Class 100 & Class 1,000 Cleanrooms. • QVidya (8-qubit Transmon). • 10-Acre Campus in India. • 8-Inch Wafer Flip-Chip Assembly. • Indus (25-qubit Transmon). • 4 International QSC Sites Planned. • End-to-End Etching & 3D Stacking. • Kaveri (64-qubit) / Yukti (9-qubit). • Hybrid QPU-AI Data Infrastructure. Foundry Capabilities and Processor Roadmap The facility handles the full device manufacturing lifecycle on-site—including electron-beam lithography, wet/dry etching, patterning, Josephson-junction fabrication, 3D flip-chip assembly, and cryogenic packaging. Operating with Class 100 and Class 1,000 cleanroom specifications, the foundry manufactures superconducting QPUs along with peripheral control chips and sensors, while supporting R&D into photonic and semiconductor spin qubits. QpiAI has already fabricated four primary quantum processors at the site: QVidya: An 8-qubit superconducting transmon processor. Indus: A 25-qubit transmon QPU integrated into hybrid classical HPC data centers. Kaveri: A 64-qubit superconducting transmon chip using proprietary low-loss flip-chip interconnects. Yukti: A 9-qubit processor based on a fluxonium qubit variant, des

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QNu Labs and SRMIST Establish Quantum Communications Lab to Train Educator Cohortquantum-computing

QNu Labs and SRMIST Establish Quantum Communications Lab to Train Educator Cohort

QNu Labs and SRMIST Establish Quantum Communications Lab to Train Educator Cohort Indian quantum cybersecurity developer QNu Labs has partnered with the SRM Institute of Science and Technology (SRMIST) to establish a dedicated Quantum Communications Lab and train the university’s first certified cohort of faculty members in quantum communications. Supported by India’s National Quantum Mission (NQM) and the Department of Science and Technology (DST), the workforce initiative focuses on training educators to scale quantum communications coursework across higher education institutions. Incubated at the IIT Madras Research Park, QNu Labs equipped the new laboratory at SRMIST’s Kattankulathur campus with deployed, industry-grade hardware—the same quantum-safe technology utilized across national defense and banking infrastructure. Rather than relying on simulated software environments, the facility provides students and academic researchers with physical quantum key distribution (QKD) hardware and quantum-safe infrastructure to build, test, and benchmark real-world cryptographic applications. Through the QNu Academy framework, the initial faculty cohort underwent training and professional certification in quantum communications. By qualifying educators to deliver standardized quantum communications courses, the joint initiative aims to scale quantum education across SRMIST’s academic programs, creating a direct workforce pipeline of industry-ready quantum engineers and security specialists in alignment with national skilling objectives. The inaugural ceremony was attended by Dr. JBV Reddy (Head of the Quantum Technology Cell at NQM), Dr. C. Muthamizhchelvan (Vice Chancellor of SRMIST), Sunil Gupta (CEO and Co-founder of QNu Labs), and representatives from T-Hub. The lab deployment strengthens SRMIST’s quantum research infrastructure alongside its existing physical hardware initiatives under the National Quantum Mission. Review the announcement on Raksha Anirveda here. Aug

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How 3 engineers are chasing India's quantum computing dream with an IIT professor - India Todayquantum-computing

How 3 engineers are chasing India's quantum computing dream with an IIT professor - India Today

How 3 engineers are chasing India's quantum computing dream with an IIT professor They spent over a decade designing chips, built and sold a semiconductor company, and then started from scratch to enter quantum computing. Now, Sujoy Chakravarty, Ravi Mehta and Biman Chattopadhyay are building one of India's few commercial quantum computers through their Bengaluru-based startup Quanfluence, that hopes to beat what Google has been chasing till now.AdvertisementHow IIT Madras is helping 3 engineers build India's room-temperature quantum computer (In photo: 1st from R: Sujoy Chakravarty, 2nd: Biman Chattopadhyay, 3rd: Ravi Mehta, 1st from L: Sandeep Goyal, 2nd: Anil Prabhakar, 3rd: Aditi Vaidya) (AI-enhanced image)India Today Education DeskNew Delhi,UPDATED: Jul 28, 2026 11:13 ISTWritten By: Princy ShuklaAfter years of working on semiconductor technology, Sujoy Chakravarty, Ravi Mehta and Biman Chattopadhyay had already achieved what many entrepreneurs dream of.Their semiconductor intellectual property company, Silicon and Beyond, was acquired by Synopsys, one of the world's leading electronic design automation companies, in 2018.For many founders, such an exit would have marked the end of a long entrepreneurial journey.advertisement❮❯ Read Full StoryFor this trio, it raised a new question: could India build a quantum computer that businesses around the world would actually use? The answer led them to start Quanfluence, a Bengaluru-based deep-tech company now working on commercial quantum computing technology.A SIX-MONTH DETOUR THAT CHANGED THEIR CAREERSThe move into quantum computing was not a natural next step. Before Quanfluence, the three engineers had spent over a decade together at Texas Instruments, working in chip design and semiconductor engineering. They understood hardware, but quantum computing was an entirely new world.After their exit from Silicon and Beyond, they spent nearly six months studying different quantum technologies.They explored multiple approa

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SpaceWERX Physics-Constrained AI Cuts Space Object ID Time by 99%quantum-computing

SpaceWERX Physics-Constrained AI Cuts Space Object ID Time by 99%

The U.S. Space Force’s innovation arm, SpaceWERX, has awarded BosonQ Psi Federal LLC (BQP) its first federal contract to develop a new approach to identifying the thousands of objects detected daily by the U.S. Space Surveillance Network. Between 18,000 and 25,000 observations are collected each day, and a significant portion remain unidentified, posing challenges to space situational awareness. BQP will build a Physics-Constrained Quantum-Assisted Machine Learning (PC-QAML) software application designed to accelerate and improve the accuracy of object identification in orbit, reducing AI model size by 99% while maintaining over 99% classification accuracy. “Our goal is to make advanced AI practical where it matters most: on satellites and forward-deployed systems operating with limited computing power and intermittent communications,” said Rut Lineswala, Founder and CTO of BQP. BQP Secures SBIR Contract for Quantum-Assisted Space Domain Awareness This funding validates BQP’s technology and establishes the New York-based company as a player in the U.S. federal market, fostering collaboration with stakeholders focused on understanding the space environment. Unlike conventional AI approaches reliant on cloud computing or powerful GPUs, BQP’s solution is engineered for deployment on resource-constrained edge devices, like space-qualified processors. This efficiency translates to a tenfold reduction in inference latency and approximately 90% lower power consumption compared to traditional machine learning methods, as demonstrated on an NVIDIA Jetson Nano at the BMC3I TAP LAB. This capability is particularly crucial for Space Domain Awareness, where rapid distinction between routine activity and potential threats, such as satellite maneuvers or electronic interference, is paramount. The technology builds upon prior work with the Space Domain Awareness Tap Lab and supports objectives for both Space Operations Command (SpOC) Mission Delta 2 and Space Systems Command (SSC);

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QpiAI Open-Sources Quantum SDK for 8- and 25-Qubit Computer Accessquantum-computing

QpiAI Open-Sources Quantum SDK for 8- and 25-Qubit Computer Access

QpiAI has released its Quantum SDK as open-source software, giving developers a pathway to run algorithms on the company’s 8-qubit and 25-qubit quantum computers via QpiAI-QCloud. The Python-based toolkit includes both local state-vector and density matrix simulators, allowing for algorithm prototyping and validation before utilizing actual quantum hardware. This move is designed to expand access to quantum software development for a global audience, from researchers and startups to enterprise innovation teams. “Quantum computing will scale only when developers can experiment, learn, and deploy without friction,” says Lakshya Priyadarshi, VP, Quantum Platforms & Solutions at QpiAI. QpiAI Quantum SDK Enables Algorithm Development and Hardware Access QpiAI has empowered developers with access to quantum computing resources through the open-source release of its Quantum SDK, providing a pathway to algorithm prototyping and direct hardware execution. The software, available at https://github.com/qpiai/quantum-sdk, represents a deliberate effort to democratize quantum software development, extending its reach beyond established research institutions to a global network of developers, startups, and enterprise innovation teams. QpiAI intends the SDK to serve as a foundation for building specialized quantum solutions across diverse fields including finance, logistics, materials science, and artificial intelligence. The Python-based SDK streamlines the development process with features designed for both novice and experienced quantum programmers. The SDK is engineered to support AI-assisted and agentic development workflows, enabling faster prototyping and implementation of quantum applications. QpiAI is actively targeting educational institutions, offering a ready-made foundation for quantum computing coursework, research projects, and developer training programs, with early adopters eligible for preferential commercial terms through the QpiAI Academic & Innovation

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QpiAI Open-Sources Quantum SDK for 8- and 25-Qubit Cloud Accessquantum-computing

QpiAI Open-Sources Quantum SDK for 8- and 25-Qubit Cloud Access

QpiAI has released its Quantum SDK as open-source software, immediately providing developers with a pathway to run algorithms on the company’s 8-qubit and 25-qubit quantum computers via QpiAI-QCloud. The Python-based toolkit includes both local state-vector and density matrix simulators, allowing for algorithm prototyping and validation before utilizing actual quantum hardware. This move is designed to expand access to quantum software development for a global audience, fostering innovation across industries like finance, logistics, and artificial intelligence. “Quantum computing will scale only when developers can experiment, learn, and deploy without friction,” said Lakshya Priyadarshi, VP, Quantum Platforms & Solutions, QpiAI, emphasizing the SDK’s role as a bridge between theory and real-world application. QpiAI Quantum SDK Enables Algorithm Development and Hardware Access QpiAI has empowered developers with direct access to quantum hardware through the open-sourcing of its Quantum SDK, a move that bypasses the typical limitations of simulation-only environments and facilitates real-world algorithm testing. The Python-based toolkit is now freely available at https://github.com/qpiai/quantum-sdk and allows users to deploy algorithms on QpiAI’s 8-qubit and 25-qubit quantum computers via the QpiAI-QCloud platform at https://qcloud.qpiai.tech, representing a significant step toward democratizing access to quantum resources. This release isn’t merely about providing software; it’s about establishing a tangible connection between theoretical development and practical execution, crucial for accelerating progress in the field. QpiAI intends this release to broaden participation in quantum software development, targeting developers, researchers, universities, startups, and enterprise innovation teams globally. This dual approach is designed to optimize the development lifecycle, allowing for rapid iteration and refinement of quantum solutions. The toolkit is engineer

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QNu Labs Partners with SAGA Consultants to Expand Quantum-Safe Cybersecurity Infrastructure Internationallyquantum-computing

QNu Labs Partners with SAGA Consultants to Expand Quantum-Safe Cybersecurity Infrastructure Internationally

QNu Labs Partners with SAGA Consultants to Expand Quantum-Safe Cybersecurity Infrastructure Internationally Indian quantum cybersecurity pioneer QNu Labs has executed a strategic partnership agreement with U.S.-based technology consulting firm SAGA Consultants to accelerate the global distribution and deployment of quantum-safe security solutions. Orchestrated by QNu Labs CEO and Co-Founder Sunil Gupta and SAGA Consultants CEO Shamini Wijay, the commercial framework merges QNu Labs’ proprietary post-quantum cryptography (PQC) and secure communications stack with SAGA Consultants’ enterprise IT consulting networks and AI-powered business transformation pipelines. The alliance is structured to help commercial enterprises, government agencies, and critical infrastructure operators protect sensitive data repositories, satellite communications, and digital assets from emerging decryption threats. The enterprise-wide rollouts specifically target the Banking, Financial Services, and Insurance (BFSI) sector, where strict regulatory compliance timelines mandate an immediate migration toward quantum-resistant trust anchors. By combining mathematical PQC algorithms with hardware-driven Quantum Key Distribution (QKD) models, the joint architecture provides a hybrid defense matrix. This unified network layout enables financial institutions to replace vulnerable asymmetric encryption primitives with future-ready security frameworks, isolating transaction data pathways from intercept-and-harvest operations without disrupting active day-to-day business operations. The commercial agreement surfaces as QNu Labs—an investee company of India’s National Quantum Mission originally incubated at IIT Madras—continues to expand its multi-national footprint. Operating a specialized engineering corps of 160 physicists, mathematicians, and software developers, the firm has positioned its indigenous, military-grade cryptographic layers across defense, telecom, and utility networks globally. To c

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QNu Labs Represents India’s Frontier Tech With 120 Deep Tech Venturesquantum-computing

QNu Labs Represents India’s Frontier Tech With 120 Deep Tech Ventures

QNu Labs is collaborating with Eindhoven University of Technology (TU/e) to test and validate the long-term resilience of quantum key distribution (QKD) technology, a partnership announced during the Bharat Innovates event in Nice, France. The collaboration unites TU/e’s quantum networking expertise with QNu Labs’ experience deploying quantum solutions across sectors like defense and banking in India, aiming to advance global quantum security standards. “Europe and India share a common interest in building quantum communication infrastructure that is sovereign, trusted, and standards-compliant,” said Simon Rommel, assistant professor at Eindhoven University of Technology. QNu Labs, one of 120 Indian deep tech ventures selected to showcase the nation’s technological capabilities, is also deploying systems designed to defend against both conventional cyberattacks and emerging threats from agentic AI and future quantum computers. QNu Labs and TU/e Collaborate on Quantum Key Distribution At QNu Labs, we are building and deploying quantum-safe technologies that protect nations, enterprises, and critical infrastructure against threats from agentic AI, traditional cyber, and future quantum computers that are already on the horizon. Sunil Gupta, co-founder & CEO, QNu Labs Hybrid Quantum-Safe Network Demonstrated for BFSI Adoption The convergence of quantum key distribution and post-quantum cryptography is now being actively demonstrated in practical network deployments, moving beyond theoretical security models. This network integrates QKD with post-quantum cryptography to offer layered protection against both present-day attacks and the potential decryption capabilities of future quantum computers, a strategy reflecting a proactive, multi-faceted defense. A research agreement between QNu Labs and Eindhoven University of Technology (TU/e) will concentrate on rigorous security testing, validation, and long-term resilience of QKD systems, ensuring the technology meets glo

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QNu Labs Takes India’s Quantum Cybersecurity to Bharat Innovates 2026, Signs Research Deal with Eindhoven University of Technologyquantum-computing

QNu Labs Takes India’s Quantum Cybersecurity to Bharat Innovates 2026, Signs Research Deal with Eindhoven University of Technology

Insider Brief QNu Labs is showcasing its hybrid quantum-safe network and broader quantum-security portfolio at Bharat Innovates 2026 in France as one of 120 Indian deep-tech companies selected to represent India’s frontier technology capabilities. The company formalized a research collaboration with Eindhoven University of Technology under the ACE QKD programme to test, validate and strengthen the long-term resilience of quantum key distribution systems for large-scale deployment. QNu Labs also signed a strategic agreement with SAGA Consultants to expand the adoption of quantum-safe technologies within the banking and financial services sector through international partnerships. Image: Sunil Gupta, QNu Labs (Left Sunil Gupta (QNu Labs) Right- Dr. Simon Rommel, Assistant Professor, Eindhoven University of Technology (left) and Dr. Simon Rommel, Assistant Professor, Eindhoven University of Technology (right). PRESS RELEASE — QNu Labs is in Nice, France this week at Bharat Innovates 2026  a global platform organised by India’s Ministry of Education and the French Ministry to connect deep tech founders with global enterprises, investors, research institutions, and policymakers to showcase their breakthrough innovation to the world. The company is one of 120 Indian deep tech ventures hand-picked by the Governments of India and France to represent the country’s frontier technology capabilities. QNu Labs is exhibiting under the Next Generation Communications track at Booth 02 at IB-01, demonstrating its hybrid quantum-safe network – a system that combines Quantum Key Distribution (QKD) and post-quantum cryptography (PQC) to protect critical communications against both current and future cyber threats and that can scale across countries. It’s also demonstrating its other quantum-security portfolio, including unified key life cycle management. On June 14, QNu Labs formalised a research collaboration with Eindhoven University of Technology (TU/e) in the Netherlands under

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