Electrical and Alarm Service is listed in:
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 Security Guards in Buckinghamshire
 Security Guards in Aylesbury

Crossan Security is listed in:
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 Security Guards in County Down
 Security Guards in Newry

Integrated Display Systems Ltd is listed in:
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 Security Guards in Tyne And Wear
 Security Guards in Wallsend

Golding Investigation Services is listed in:
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 Security Guards in Greater London
 Security Guards in London

Daventry Security is listed in:
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 Security Guards in Northamptonshire
 Security Guards in Daventry

Aspect Integrated Systems Ltd is listed in:
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 Security Guards in Northamptonshire
 Security Guards in Kettering

One Stop Security Services Ltd is listed in:
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 Security Guards in Lanarkshire
 Security Guards in Motherwell

Sherlock Holmes (Barry) is listed in:
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 Security Guards in South Glamorgan
 Security Guards in Barry

Door Supervision Ltd is listed in:
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 Security Guards in Warwickshire
 Security Guards in Atherstone

Mercury Security Systems Ltd is listed in:
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 Security Guards in Hertfordshire
 Security Guards in Welwyn