SGD Security Ltd is a well established independent security company operating out of South Wales offering a National Service. SGD Security Ltd can design, install, commission and maintain intruder alarm systems, intruder alarm systems with 24 hour monitoring, digital CCTV, CCTV with 24 hour monitoring, IP CCTV, thermal imaging CCTV, access control, vehicle gate and barrier access control, networked multisite access control, etc.