IBM Power10 server

There’s a reason “Power” is in the name.

More than just a platform of choice, IBM is synonymous with inventive, cutting-edge technologies. Power10 offers renowned reliability, superfast performance and security enhancements.

Not bad, right?   Find out more about how your IT environments can benefit from an upgrade.

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High performance IT solutions that Make You Competitive, compliant & cuttting-edge.

For almost 40 years, CSI has maintained a reputation as an award-winning, market leader in the design and management of mission-critical IT solutions, supporting regulated industries on their modernisation journeys to the cloud. 

As an accredited, global Managed Service Provider (MSP), we deliver Hybrid Multi-Cloud, Data Protection and Cyber Security to industries that need innovation now more than ever. We achieve this through strategic partnerships with some of the most exciting ISVs and international businesses operating across the market. This means, for our clients where complex and regulated workloads can be challenging, we extract value from data, whilst providing the first and last line of protection against digital threats.

A Trusted Partner in IT Excellence

IBM platinum business partner
Dell gold partner
Microsoft gold partner
Red Hat
Alert Logic MSP partner
Veeam CSP
SAP Partner Center of Expertise
Cisco Partner
Intertek NTA

Our Awards

British Bank Awards
IBM Beacon Award
Alert Logic Partner of the Year
Cloud Excellence award hybrid cloud product of the year
Cloud Excellence award cloud development platform
Cloud Excellence Awards 2019 Finalist
innovation award
UK Managed Services Awards 2019
UK Managed Services Awards 2018 winner

Help Finding the Services You Need

My industry is

and I have a challenge with


IT Managed Services Provider


Our goal is to understand your challenges and build a tailored IT solution, using a consultative approach. We apply lessons learned from past engagements to streamline and optimise the outcomes of every project. If we spot an opportunity for you to enhance efficiency and accuracy through automation, then we will help you to seize it.

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The CSI Difference

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clients and partners that have trusted our cloud and IT services.

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years of experience in delivering innovative solutions to the global marketplace.

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of our team are in dedicated service delivery roles, ensuring an unrivalled partner experience.

Your Global MSP


global network

How ambitious is your IT strategy?

If you’re not looking at other markets, whether inside the UK or beyond to new horizons, you could get left behind. That’s why, unlike traditional MSPs, CSI is globally connected with offices and data centres located across the world.

Our Story 

The decision to move to the new Microsoft Azure cloud environment saw the Society increase our application performance, cost-effectiveness, and reliability.

Jonathan Harwood, Head of IT, Darlington Building Society Find out more