About
Colt Technology Services is a London-headquartered global digital infrastructure operator founded in 1992, running fibre and IP transport across more than 230 cities. In June 2025, Colt and ID Quantique completed a quantum-secured encryption trial on Colt's live optical wave network. The trial exercised QKD, pre-shared key, and post-quantum cryptography options across a 1,361 km London-to-Frankfurt span and an 88 km London-Slough metro span, using IDQ Clavis XG QKD systems and the Clarion KX key exchange platform, and achieved 99.9999% key transmission reliability. Colt has announced plans to commercialise quantum-safe network services for financial services and government customers.
Quantum Specifications
| Quantum Focus | hardware |
Backed By
Lakestar
Lightspeed Venture Partners
Quantum Coast Capital
Type One Ventures
Trumpf Venture
Gic Government Of Singapore Investment Corporation
Hercules Capital
Inven Capital
Application Areas
Financial servicesGovernmentEnterprise secure transport
Frequently Asked Questions
Colt Technology Services is a London-headquartered global digital infrastructure operator founded in 1992, running fibre and IP transport across more than 230 cities. In June 2025, Colt and ID Quantique completed a quantum-secured encryption trial on Colt's live optical wave network.
The trial exercised QKD, pre-shared key, and post-quantum cryptography options across a 1,361 km London-to-Frankfurt span and an 88 km London-Slough metro span, using IDQ Clavis XG QKD systems and the Clarion KX...
Colt Technology Services is headquartered in London, United Kingdom.
Colt Technology Services was founded in 1992.
Colt Technology Services operates in the following sectors: quantum communications, qkd, post quantum cryptography, quantum networking, telecommunications.