Colt Technology Services


London, UK

  • Employees


  • Customers


  • Operating in

    32Countries (see coverage below)


About Colt

Colt strives to transform the way the world works through the power of connectivity – taking what’s always been in its DNA to enable customers’ success. The Colt IQ Network connects more than 900+ data centres and over 29,000 on net buildings across Europe, Asia and North America’s largest business hubs.

Colt understands today’s shifting connectivity requirements and provides agile, on-demand and secure high bandwidth networking and voice solutions to ensure enterprises can thrive. Customers include data-intensive organisations spanning over 210 cities in more than 30 countries. Colt is a recognised innovator and pioneer in Software Defined Networks (SDN) and Network Function Virtualisation (NFV).
Privately owned, Colt is one of the most financially sound companies in the sector, and because of this, it’s able to put its customers’ needs at its core. For more information, please visit

CEO profile

Keri Gilder
Chief Executive Officer, Colt

Keri is responsible for executing Colt’s strategy, which centres around transforming the way the world works through the power of connectivity. She is also passionate about delivering the very best for Colt’s customers, through the use of innovative and new technologies.

Keri was awarded as “CEO of the Year” at the 23rd World Communication Awards (WCA) in London on 26 October 2021.

Main business areas

Telecommunication services for business clients: Optical services, Ethernet, IP, Voice, Cybersecurity.

Colt Technology Services

Recent awards

  • World Communication Awards 2021: Operator of the year
  • Global Carrier Awards 2021: Best network technology innovation
  • Gartner names Colt as a Visionary in the 2021 Magic Quadrant
  • Colt is recognised with Frost & Sullivan's 2021 European Customer Value Leadership Award
  • Global Carrier awards: Best Global Carrier
  • Leading Lights Awards 2020: Most innovative Telco Cloud Strategy
Colt Technology Services


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