It’s that time again… The wonderful Infologue have released their annual leaderboard of security companies for 2025!

Congratulations to all - it’s fantastic to see so many familiar names climbing the rankings.

A particular congratulations to the top 10:

1. Mitie

2. Allied Universal/G4S

3. OCS Group UK Ltd

4. Securitas Security Services Ltd

5. Bidvest Noonan

6. CIS Security Ltd

7. Kingdom

8. I.C.T.S. (U.K.) LIMITED

9. Wilson James

10. ASEL

The Infologue Top 100 is the only official ranking of UK security companies and uses data provided by the companies themselves.

Read more at https://www.infologue.com/exclusive/top-best-security-companies-uk-2025/