76 Orange Cyberdefense UK

Revenue: £55.1m (+33%)

Net profit: -26.7% Staff: 184

This Check Point, Forcepoint and F5 Networks partner claims to be the UK's largest cybersecurity specialist following its purchase and integration of SecureData and SecureLink. Orange Cyberdefense UK clocked up revenues of £55.1m in calendar 2020 (compared with £14.1m for the previous five-month period). Part of French telco Orange, Orange Cyberdefense styles itself as Europe's largest MSSP, with 250 researchers and analysts, and 16 SOCs.

Covid impact

Although Orange Cyberdefense UK predicted that Covid would spark "slower growth" in early 2021, it also noted that the cybersecurity market is predicted to continue growing for the "foreseeable future".