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Strategy & technology that helps you thrive

We are the leading offshore, technology, digital, AI and cybersecurity specialist

Advisory, Technology and Assurance

We combine strategic advisory, modern technology, and managed services to help businesses evolve with confidence — solving complex challenges and unlocking new value. Through the delivery of integrated Advisory, Technology and Assurance capabilities, we support clients at every stage of their journey — from setting direction to scaling delivery and running critical operations.

Services

Application Development

Transform, automate, and innovate through bespoke software solutions

IT Services

Transform, migrate, and run your operations with secure, resilient Managed IT Services

Strategy & Operating Models

Achieve clarity. Create momentum. Build a resilient business

Cyber Security

From Strategy Development to Incident Response

Digital Strategy and Management Consulting

Empowering business leaders to transform, adapt, and thrive

AI & Advanced Analytics

Turn your data into predictions, productivity - and competitive advantage.

Transformation & Change

Realise benefits. Sustain change. Deliver outcomes

Cloud & Infrastructure

Scale and accelerate your business with resilient, secure platforms

Data Strategy & Platforms

Get better value from data

Training and Adoption

Boosting Productivity with Microsoft Office Expertise
Products

Microsoft Business Applications

Modern solutions to connect data, automate work, and empower your teams

Modern Workplace

Enable secure, flexible work with Microsoft 365

Microsoft Data & Analytics

Turn your data into insight. Insight into action.

Microsoft Windows Desktop Environments

Build a resilient, secure digital foundation for your business

Microsoft Productivity & Collaboration

Empowering teams with secure, intelligent tools that drive results

Microsoft Security & Endpoint Management

Protect your people, data, and devices – wherever work happens

A Multidisciplinary Approach

We help you solve challenges and realise value at every stage of your business lifecycle:

  • Advise

    Pragmatic strategic thinking

  • Transform

    Expert delivery

  • Run

    Managed IT Services

Our Ethos

We believe real progress starts with clear thinking and focused action. That’s why we help clients:

Step ImageDefine bold ambitions
Step ImageDeliver quick wins
Step ImageScale success with agility
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C5 in 60 Seconds
From compliance to connectivity, we help you stay ahead—no matter your pace or complexity.
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Case Study

Real-Time Data Insights for a Property Manager

Enabling smarter decision making through real-time data insights using a scalable Microsoft Fabric data platform

Case Study

Digital Broker Portal for Insurance Corporation

How C5 Alliance Transformed SME Insurance with a Digital Broker Portal for the Insurance Corporation of the Channel Islands with custom application development

Our Technical Certifications

Insights and Updates

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A double exposure image of a serene mountain lake overlaid with purple and blue computer code, highlighting the benefits of N-Able's MDR features
News

Cyber Security that Never Sleeps

Introducing N-Able Managed Detection and Response (MDR)

Tuesday 12 August 2025
Several IT Services C5 Team Members working on their laptops and additional monitors at their desks in the office
News

Ransomeware Attack Protection

How Our IT Managed Service Protects You from Ransomware Attacks

Monday 11 August 2025
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Insights

Data is King

Why your data platform is the most important system in your business

Monday 21 July 2025
Talk to an advisor

We act as the catalyst for your IT operations helping you run faster, safer, and smarter.

We deliver measurable business outcomes:

  • The C5 Difference

    We act as the catalyst for change, not just delivery

  • Unique Multidisciplinary Approach

    Strategy, technology and support, delivered as one

  • Deep Sector Insight

    We understand your world and your challenges

  • Technology with a Human Focus

    We bring clarity, not complexity, and always start with people
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