Petards Group plc, together with its subsidiaries, engages in the development, supply, and maintenance of technologies used in advanced security, surveillance, and ruggedized electronic applications in the United Kingdom, Continental Europe, and internationally. It offers rail technology solutions, such as eyeTrain, a solution for digital on-train CCTV systems; and RTS, a solution that provides safety for railway infrastructures by supporting rail companies and sub-contractors with resources, assets, safety, and failure management software. The company also provides automatic number plate recognition (ANPR) system to monitor situations in commercial premises; and Affini, a systems integrator of radio and wireless technologies to deliver communications projects and managed services. In addition, the company offers defense solutions and services, such as communication systems, advanced visual surveillance, in-service supports, defensive aid systems, control systems, and real threat stimulators. It sells its products under the eyeTrain, ProVida, and QRO brand names. Petards Group plc was founded in 1992 and is headquartered in Guildford, the United Kingdom.