Sapphire Communications Ltd is listed in:
 Electronic Equipment and Instruments
 Electronic Equipment and Instruments in Greater London
 Electronic Equipment and Instruments in London

Medata Systems Ltd is listed in:
 Electronic Equipment and Instruments
 Electronic Equipment and Instruments in West Sussex
 Electronic Equipment and Instruments in Littlehampton

South Kent Systems is listed in:
 Electronic Equipment and Instruments
 Electronic Equipment and Instruments in Kent
 Electronic Equipment and Instruments in Canterbury

Imaging and Sensing Technology is listed in:
 Electronic Equipment and Instruments
 Electronic Equipment and Instruments in Dorset
 Electronic Equipment and Instruments in Bournemouth

Qhi Rail Ltd is listed in:
 Electronic Equipment and Instruments
 Electronic Equipment and Instruments in Hertfordshire
 Electronic Equipment and Instruments in Harpenden

Euroconnect Distribution Ltd is listed in:
 Electronic Equipment and Instruments
 Electronic Equipment and Instruments in Surrey
 Electronic Equipment and Instruments in Redhill

Protop Manufacturing Ltd is listed in:
 Electronic Equipment and Instruments
 Electronic Equipment and Instruments in Leicestershire
 Electronic Equipment and Instruments in Leicester

Strathbogie Tele Radio Co is listed in:
 Electronic Equipment and Instruments
 Electronic Equipment and Instruments in Aberdeenshire
 Electronic Equipment and Instruments in Huntly

Actionglobal Ltd is listed in:
 Electronic Equipment and Instruments
 Electronic Equipment and Instruments in Berkshire
 Electronic Equipment and Instruments in Slough

Leigh Computers is listed in:
 Electronic Equipment and Instruments
 Electronic Equipment and Instruments in Essex
 Electronic Equipment and Instruments in Leigh On Sea