David Stark

Director, Security Portfolio

David is responsible for portfolio strategy and management of our security portfolio.

David  is responsible for the overall portfolio strategy and product management of all our business security products and services, from basic perimeter products all the way up to big data, cyber analytic based services.

David is also responsible for the security CTO function, creation of security architectures for product and services and technology foresight. David has been with us for a number of years and has held a wide range of different roles in his career with the company. These have spanned software development, systems design, network design, solutions marketing and sales management.

David previously worked within BT Conferencing for 6 years, running the global portfolio and commercial bid functions. Prior to this, he was within our Global unit for over 10 years and during that period managed the portfolio for many different aspects of our global customer equipment business with Cisco, Nortel and Avaya in the enterprise space, including equipment resale and support services, managed IP solutions (network, LAN and telephony), as well as the expansion of our managed UC capability for global customers. David holds a MA in Engineering from the University of Cambridge.