![]() QuintessenceLabs QuintessenceLabs is a company that specializes in the field of quantum-enhanced cybersecurity. | ![]() Arqit Quantum Arqit Quantum is a company specializing in transformational quantum encryption technology for data safety. | ![]() LuxQuanta Technologies LuxQuanta Technologies is a company that specializes in quantum key distribution (QKD) technologies. | Quantum Xchange Quantum Xchange is a company that develops cybersecurity software for commercial enterprises and government agencies. | ||
Founding Date | Founding Date 2008 | Founding Date 2018 | Founding Date 2021 | Founding Date 2021 | Founding Date 2018 |
Type | Type Private | Type Private | Type Public | Type Private | Type Private |
Tags | |||||
Locations | Locations Canberra, AU HQ San Jose, US | Locations Oxford, GB HQ Paris, FR Amsterdam, NL London, GB New York, US | Locations London, GB HQ | Locations Castelldefels, ES HQ | Locations Bethesda, US HQ |
Employees | Employees 455% increase | Employees 897% increase | Employees 7212% decrease | Employees 35 | Employees 186% increase |
Valuation ($) | Valuation ($) N/A | Valuation ($) N/A | Valuation ($) 47.6 m | Valuation ($) N/A | Valuation ($) 59 m |
Financial | |||||
Revenue (est.) | Revenue (est.) $381m (Y, 2024) | Revenue (est.) N/A | Revenue (est.) $530k (FY, 2025) | Revenue (est.) N/A | Revenue (est.) N/A |
Funding | |||||
Latest funding round | Latest funding round N/A | Latest funding round $ 6.9m (almost 6 years ago) | Latest funding round N/A | Latest funding round N/A | Latest funding round $ 13.5m (over 5 years ago) |
Total funding raised | Total funding raised $ 21.2m | Total funding raised $ 6.9m | Total funding raised N/A | Total funding raised N/A | Total funding raised $ 13.5m |

PQShield is a company that develops post-quantum algorithms for data protection.
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Arqit Quantum is a company specializing in transformational quantum encryption technology for data safety.
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LuxQuanta Technologies is a company that specializes in quantum key distribution (QKD) technologies.
View companyQuantum Xchange is a company that develops cybersecurity software for commercial enterprises and government agencies.
View company