Mark Topp
![Mark Topp](https://www.sourcesecurity.com/img/people/mark-topp-300x300.jpg)
Mark Topp
Operations Manager, GJD LtdMark Topp is currently serving in the capacity of the Operations Manager at GJD Ltd.
News mentions
GJD, an award-winning United Kingdom (UK) designer and manufacturer of advanced external perimeter protection and intruder detection equipment, is excited to announce its investment in a new top-of-th...