Defence Security Services

63 Green Wrythe Lane
Carshalton
Surrey
SM5 2EF
Phone: 020 3044 4080 / 07956 349625
Omni Security Services Limited
Omni House, 6 Avro Court
Ermine Business Park
Huntingdon
Cambridgeshire
PE29 6XS
UK
Phone: 0800 917 8971