- Petards is a UK-based supplier of security, surveillance and public safety systems for the transport sector with over £20m in annual turnover and 120 employees worldwide. - They provide full turnkey solutions for rail customers, including digital CCTV systems, passenger counting technologies, and passenger information displays. - Their eyeTrain system is an IP-based digital CCTV solution that has been installed on over 3000 rail vehicles and specified by Network Rail as their system of choice.