Panoptech makes Analysis, Location Monitoring, Monitoring Centre, Audio Surveillance, Video Surveillance, Monitoring Centres, and Technical Surveillance technology. Their headquarters is in Fleet. They have offices in United Kingdom.

IPS makes Internet Monitoring, Monitoring Centre, Analysis, Audio Surveillance, Video Surveillance, Intrusion, Monitoring Centres, and Technical Surveillance technology. Their headquarters is in Aprilia. They have offices in Italy.

Gamma Group makes Intrusion, Phone Monitoring, Internet Monitoring, Monitoring Centre, Analysis, Audio Surveillance, Video Surveillance, Counter-Surveillance, Equipment, Monitoring Centres, Communications Monitoring, and Technical Surveillance technology. Their headquarters is in Andover. They have offices in United Kingdom.

Elaman makes Internet Monitoring, Intrusion, Phone Monitoring, Monitoring Centre, Location Monitoring, Audio Surveillance, Video Surveillance, Biometrics, Analysis, Equipment, Monitoring Centres, Communications Monitoring, and Technical Surveillance technology. Their headquarters is in Munich. They have offices in Germany.

Autonomy makes Monitoring Centre, Analysis, Video Surveillance, Audio Surveillance, Counter-Surveillance, Monitoring Centres, and Technical Surveillance technology. Their headquarters is in Cambridge. They have offices in United Kingdom.

Speech Technology Center makes Phone Monitoring, Audio Surveillance, Video Surveillance, Counter-Surveillance, Equipment, Analysis, Biometrics, and Technical Surveillance technology. Their headquarters is in St Petersburg. They have offices in Russia.

Sagem makes Analysis, Audio Surveillance, Video Surveillance, and Technical Surveillance technology. Their headquarters is in Paris. They have offices in France.

BEA makes Phone Monitoring, Analysis, Location Monitoring, Audio Surveillance, Video Surveillance, Counter-Surveillance, Equipment, and Technical Surveillance technology. Their headquarters is in Turin. They have offices in Italy.

Roke Manor Research makes Internet Monitoring, Monitoring Centre, Video Surveillance, Audio Surveillance, Equipment, Location Monitoring, Analysis, Counter-Surveillance, Intrusion, Monitoring Centres, and Technical Surveillance technology. Their headquarters is in Romsey. They have offices in United Kingdom.