Why Choose Colt?

HomeWhy Colt?

Colt is the new standard in high bandwidth network and voice services for enterprises and wholesale customers in Europe, Asia and North America's largest business hubs.

With a global reach but a deep local presence, Colt is big enough to deliver and small enough to care. We enable the digital transformation of businesses through our intelligent, purpose-built cloud-integrated network, known as the Colt IQ Network.

We own our own fibre network end-to-end, from building to building. This means:

  • We don't depend on external partners for service quality
  • We deliver competitive pricing
  • We offer services globally, with consistency
  • We lead the way in innovation, free from restriction

25,000+ customers choose Colt for Network, Voice and Data Centre services

Colt counts 21 of the top 25 global telecoms companies among its customers

18 of the top 25 diversified financial groups choose Colt as a network provider

Your benefits of working with Colt:

One-stop shop:

Colt is your single partner - no need for multiple suppliers and various network contacts


Easily manage your access bandwidth, telephone numbers and routing policies on-demand with our customer portal

Fast delivery:

Benefit from our automated ordering and rapid delivery process.

Cost reduction:

You can choose from our multiple service options to ensure you get the best service for your budget.

Seamless services:

Enjoy a consistent level of service excellence across network and voice services in all countries


We offer a variety of tiered redundancy and diversity options according to your needs.

Comprehensive SLA:

Our service level agreement provides targets for service delivery, availability and time to settle payments - all supported by competitive guarantees.

Excellent customer service:

Our award-winning customer service is backed up by some of the best Net Promoter Scores in the industry

Fibre Availability Checker

Check your connectivity to the Colt IQ Network

"The Colt infrastructure is robust, Colt controls it end-to-end, and we get excellent support from our account and service managers who really understand our business."

Amanda Thomas

VP Telecoms EMEA, Intercall

"The overall evaluation of the service received is positive in two ways: first, due to the technical quality of the product in terms of its strength, consistency and security, and second, in terms of the advice and assistance received during both the pre- and post-sales stages."

Javier Bartolome

Technology Director, IMSolutions

"Colt has been a real partner throughout the years we've been working together, always ensuring that its services have kept pace with growth in our business. The people I deal with directly at Colt understand my needs. We have a smooth, efficient relationship."

Marc Conte

SVP of IT, Louvre Hotels

"We know that Colt focuses on enabling its customers to meet their goals, rather than purely technological aspects of any project. This philosophy fits excellently with the service understanding of the [Berlinale] festival"

Dieter Kosslick

Director, Berlinale