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GCI

UK ICT service provider offering unified communications, cloud, security and network services with several ISO certifications

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About GCI

GCI is an ICT service provider with offices around the UK. It delivers fully managed services covering communications, cloud, compliance and security, and networks.

The company describes particular strength in Microsoft Skype for Business and in contact centre services that meet payment card standards.

What GCI offers

  • Unified communications — voice and collaboration services, including Skype for Business.
  • Cloud services — hosted platforms managed on the customer's behalf.
  • Compliance and security — services to meet data security and payment card requirements.
  • Network services — connectivity under public sector frameworks.
  • Contact centre services — PCI-compliant call handling.

Who it works with

A range of vertical markets, served directly and through accredited partners.

Key facts

  • Certifications: ISO 27001, ISO 14001 and ISO 9001
  • Payment cards: certified as a PCI Class 1 service provider
  • Public sector: accredited to G-Cloud and Crown Commercial Service network frameworks
  • Based in: UK, with offices across the country

Profile written by TrustList from the business's own published information, Oct 2026.

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