C5 Alliance

C5 Alliance is part of BDO in Jersey and is the largest IT services partner in the Channel Islands with offices in both Guernsey and Jersey.

We have five core service lines: Data, cloud, applications, change management and networks and security. These core strands are critical to digitally transforming businesses through the development and implementation of innovative IT solutions.

We have a large and knowledgeable team of experts who understand the extensive and bespoke digital offerings that will be instrumental in transforming a business. We employ more than 200 experienced and qualified people and our nine Microsoft Gold Competencies provide us with the skillset to tailor our services to your business needs.

IT infrastructure is at the core of any business and through our ‘Advise, Transform, Run’ service delivery model, we provide a broad suite of solutions. We have introduced our own cloud infrastructure service, Island Cloud, which offers best-in-class technology. This service brings cost-effective and flexible cloud technology and data management services to the Channel Islands ensuring your data resides locally ensuring effective use of data to drive change, increase productivity and improve critical decision making.

We also specialise in networks and security working with clients to design, build and manage the most secure and compliant environment including incident detection and response and vulnerability management.

Our extensive service offering, from initial consultation through to the implementation of innovative IT solutions will ensure that your business remains at the forefront in its field.

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