CEO and founder of Callsign

Zia Hayat

Zia is Chairman, CEO and founder of Callsign. With a PhD in Information Systems Security from the University of Southampton, Zia has served in various roles in the cyber security industry from research engineer at BAE Systems to internet banking security architect at Lloyds Bank. Zia oversees the overall direction and strategy of the company while contributing to innovation and design of the service. Zia was born in Manchester.