C5 Alliance

St Peter Port

About

C5 Alliance is a computer consultant. Chris Ash is Managing Director of C5 Alliance in Guernsey. The firm has held ISO certification since 2018. The company provides IT support for States of Guernsey staff from 1st August 2025 under a two-year agreement. —

This profile was assembled by software from the sources cited on this page. If something here is wrong, email hello@island.gg — corrections are made to the record.

Quick facts

Industries served: Trust and fund, banking, utilities, education, government
Specialises in: Microsoft platform consultancy; holds five of Microsoft's six Solutions Partner designations (inferred from the source page)

People2

Chris Ash — Managing Director
Guernsey

Services offered

Managed IT services with SLA-backed support and 24x7x365 performance monitoring
States of Guernsey staff IT helpdesk, from 1 August 2025 under a two-year agreement

Credentials

Qualifications

ISO certified since 2018

Hours

Mon: 9:00 AM – 5:00 PM
Tue: 9:00 AM – 5:00 PM
Wed: 9:00 AM – 5:00 PM
Thu: 9:00 AM – 5:00 PM
Fri: 9:00 AM – 5:00 PM
Sat: Closed
Sun: Closed

Last checked 21 August 2026·Google Business Profile

Contact

Phone: +44 1481 812345
Email: enquiries@c5alliance.com
Website: www.c5alliance.com
Address: No. 1 The Plaza, Elizabeth Avenue, St Peter Port, Guernsey, GY1 2HU

Location

Directions ↗

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