Signal Alarms Ltd (Doncaster) is listed in:
 Security Guards
 Security Guards in South Yorkshire
 Security Guards in Doncaster

Rinaldi is listed in:
 Security Guards
 Security Guards in Powys
 Security Guards in Brecon

The Gate Co is listed in:
 Security Guards
 Security Guards in Greater London
 Security Guards in London

D C T Security Services Ltd is listed in:
 Security Guards
 Security Guards in Kent
 Security Guards in Rochester

Mercury Security is listed in:
 Security Guards
 Security Guards in County Antrim
 Security Guards in Belfast

Pace (Sheffield) is listed in:
 Security Guards
 Security Guards in South Yorkshire
 Security Guards in Sheffield

Securitas Security Services Ltd (Liverpool) is listed in:
 Security Guards
 Security Guards in Merseyside
 Security Guards in Liverpool

Total Security Services is listed in:
 Security Guards
 Security Guards in Merseyside
 Security Guards in Liverpool

Elite Investigations (New Romney) is listed in:
 Security Guards
 Security Guards in Kent
 Security Guards in New Romney

Nightguard Security Services is listed in:
 Security Guards
 Security Guards in North Yorkshire
 Security Guards in Catterick Garrison