Cybersecurity Startups

QuadX Console is a security operations platform that collects logs and security events from various systems and performs automated threat detection, analysis, and response. It combines correlation-based and AI-driven threat detection with threat intelligence gathering, automated incident investigation, customizable response playbooks, and an app store for integrating third-party products.

1 investor

Quality Clouds provides governance and scanning tools for ServiceNow platform instances, detecting configuration debt, risks, and compliance issues across instances. The platform serves platform owners and governance teams managing multi-instance ServiceNow estates.

1 investor

Quantaglion develops the QNT100, a hardware true random number generator that uses the natural decay of atomic nuclei to produce physical randomness rather than software-based pseudo-random numbers. The semiconductor-based entropy device is aimed at post-quantum security infrastructure and applications such as AI, PQC, automotive, and HSMs.

1 investor

QTi is a University of Calgary spin-out working in quantum networking and cryptography, building technology to distribute quantum entanglement, create secure quantum networks toward a quantum internet, and protect classical network communications against quantum and AI threats. It develops quantum-secure data exchange solutions for organizations that need to defend network communications.

1 investor

Quantum, built by MultiVM Labs, develops post-quantum blockchain infrastructure including a post-quantum-by-default Layer 1 chain, a multichain PQ smart wallet layer for existing EVM chains, and a bridge (Entanglement) that enforces post-quantum authorization. It targets crypto users and the broader EVM ecosystem seeking protection against quantum-computer attacks on classical signatures.

1 investor

QO develops quantum key distribution systems that use entangled photons to provide cryptographic security for data networks and space communications. The company serves enterprises and research institutions needing quantum-secured encryption infrastructure for fiber networks and satellite constellations.

1 investor

Quell provides ransomware containment software that detects and halts encryption attacks in real-time, allowing businesses to maintain operations without recovery downtime. The platform uses Active Containment technology to protect enterprise organizations across all industries from ransomware variants.

1 investor

Quest Software provides a data-centric product suite for enterprises, including a trusted data management platform, AI-assisted data modeling, cybersecurity and identity security tools, and platform modernization. Its products serve large organizations, including over 90% of Fortune 500 companies.

1 investor

QuickLaunch provides an identity and access management (IAM/IDaaS) and integration platform (iPaaS) for higher education institutions, offering single sign-on, multi-factor authentication, automated identity lifecycle management, and no-code connectors to campus systems like SIS, LMS, HRIS, and CRM. The platform helps schools connect students, faculty, and staff to applications while supporting compliance with standards such as FERPA and SOC 2.

1 investor

QuickStart operates a cybersecurity workforce platform that connects skills training, hiring, workforce growth, and readiness validation in one system, using simulations and AI-driven assessments to verify talent for cyber roles. It serves organizations, students, individual job seekers, and government agencies and workforce programs.

1 investor

QuilrAI provides endpoint-level security for AI coding tools that run locally on developer machines, intercepting and governing file access, shell commands, context window contents, and secret exfiltration before they execute. The platform protects enterprises by installing as a lightweight system daemon that monitors Claude Code, Cursor, GitHub Copilot, and other agentic AI tools.

1 investor

Quome provides HIPAA-ready, SOC 2 compliant cloud infrastructure that deploys into a customer's own AWS, GCP, or Azure account, letting teams build and ship applications while staying audit-ready. It targets regulated industries such as healthcare, fintech, and government where standing up compliant infrastructure is otherwise slow and costly.

1 investor

Quorum provides ransomware protection and disaster recovery solutions, available as both local appliances and cloud-based DRaaS (Disaster Recovery as a Service) platforms for enterprise customers.

1 investor

Quranium develops quantum-secure blockchain infrastructure and Layer 1 solutions designed to protect against quantum computing threats. The company serves enterprises and developers building Web3 applications and digital assets.

1 investor

Qustodio provides parental control and digital wellbeing software that lets parents filter web content and apps, set screen time limits and routines, monitor activity, track calls and SMS, and locate family members. It works across Android, iOS, Windows, macOS, Chromebook, and Kindle devices for families managing children's online activity.

1 investor

Qwant is a search engine that does not sell or retain users' personal data, offering web search and instant "Flash Answers" via web and iOS/Android apps. It is a French search engine hosted in Europe, aimed at privacy-conscious consumers.

1 investor

RAAD offers a risk resiliency platform aimed at helping organizations achieve ongoing operational resiliency.

1 investor

Radar Protect provides fraud and compliance teams with real-time location and device signals — combining GPS, Wi-Fi, IP, Bluetooth, and sensor data — to detect GPS spoofing, account takeovers, device tampering, and promotional abuse. It offers prebuilt and custom fraud rules and jurisdiction verification for use cases such as online gaming/betting, fintech, and delivery platforms.

1 investor

Radiant Logic provides a unified identity data platform that helps large organizations reduce security risks, improve compliance, and automate identity administration. The company serves enterprises by centralizing identity information across complex environments to enable real-time threat detection and remediation.

1 investor

RADICL delivers a managed security operations platform that unifies threat detection, incident response, vulnerability management, and compliance oversight for small and mid-sized businesses. The platform combines AI-powered analytics with expert human analysts to provide enterprise-grade security operations as a fully-managed service, with capabilities including endpoint detection and response, identity monitoring, attack surface management, and security awareness training.

1 investor

Radiflow provides cybersecurity risk management solutions for critical infrastructure and industrial enterprises, helping CISOs identify and prioritize threats across operational technology environments. The company protects over 8,000 critical facilities globally.

1 investor

Raid AI provides real-time deepfake detection across audio, image, and video for enterprises, protecting meetings, calls, and communications through multimodal AI analysis with 98% accuracy and sub-50ms latency. The platform serves financial institutions, contact centers, government agencies, and media organizations, with support for 100+ languages and zero-retention privacy architecture.

1 investor

Rainbow Secure develops authentication and cybersecurity solutions using color-based multi-factor authentication technology to reduce user burden while strengthening security against cyber attacks and credential breaches. The company also works on biometric solutions and provides security integration services for businesses on cloud platforms.

1 investor

RANDAEMON develops post-quantum cryptography solutions, including AIRBARN™ stream ciphers and quantum random number generators (QRNGs), for securing internet-connected devices, cloud operations, and IoT systems against quantum computing threats. The company produces both software implementations and chip-embedded prototypes for various applications including voice/video encoding, banking, and blockchain security.

1 investor