Qualsec Services Ltd is listed in:
 Security Services
 Security Services in Leicestershire
 Security Services in Leicester

Cobra Security Systems Ltd (London) is listed in:
 Security Services
 Security Services in Greater London
 Security Services in London

Sec Dec is listed in:
 Security Services
 Security Services in South Yorkshire
 Security Services in Sheffield

WM Security is listed in:
 Security Services
 Security Services in West Yorkshire
 Security Services in Leeds

Scotia Security Ltd is listed in:
 Security Services
 Security Services in Lanarkshire
 Security Services in Glasgow

Guardit Group (Portland) is listed in:
 Security Services
 Security Services in Dorset
 Security Services in Portland

S R S International Group is listed in:
 Security Services
 Security Services in Herefordshire
 Security Services in Hereford

Delta Communications (Welwyn Garden City) is listed in:
 Security Services
 Security Services in Hertfordshire
 Security Services in Welwyn Garden City

R and D Security Manufacturing Ltd (Hornchurch) is listed in:
 Security Services
 Security Services in Essex
 Security Services in Hornchurch

Watchguard Security (Newcastle Upon Tyne) is listed in:
 Security Services
 Security Services in Tyne and Wear
 Security Services in Newcastle Upon Tyne