QuintessenceLabs
Computer and Network SecurityAustralian Capital Territory, Australia11-50 Employees
QuintessenceLabs is a computer and network security company based at Canberra Airport in the Australian Capital Territory, Australia. Its product portfolio includes a quantum-based random number generator, a high-performance interoperable key and policy management system, and encryption solutions designed to protect data in use, in motion, or at rest across on-premises, cloud, and hybrid environments. The company employs between 11 and 50 people. In 2025, QuintessenceLabs announced partnerships with AARNet and Australia's CSIRO, and it received the 2025 Intellyx Digital Innovator Award. The company has introduced products over time, including the qStream Entropy-as-a-Service offering launched in 2023.