IT Support Directory IT Support Directory
List Your Business

System 3

In Kings Lynn and West Norfolk, East of England Serves the whole UK

Managed IT support and cyber security for businesses across the UK, based in East Anglia.

Visit website Call 01553 636792 Write a review Updated 07 Sept 2026

From the provider

System 3 Business Solutions Ltd is a long-established IT services company founded in 1985, based in King's Lynn, East Anglia. Operating throughout the UK, the company provides managed IT support, cyber security, and cloud computing solutions to businesses across all industries, from professional services and construction to food and agriculture.

As a Gold level Microsoft Partner since 2003, System 3 delivers comprehensive managed services including IT support, cyber security (Cyber Essentials certification, firewalls, awareness training), cloud solutions (Microsoft 365, Azure, Microsoft Copilot), communications (VoIP telephony, video conferencing, internet connectivity), and strategic consultancy. The company supports businesses of all sizes with proactive monitoring, managed infrastructure, and flexible co-managed IT arrangements. System 3's teams of IT and business professionals work in partnership with clients, providing dedicated expertise and responsive support to maximize IT investments and keep systems running smoothly.

Services System 3 offers

Managed IT support Day-to-day support, monitoring and maintenance for a fixed monthly fee. Helpdesk and remote support A support desk your staff contact by phone, email or portal when something stops working. Cyber security Protecting systems and data from attack, and responding when something gets through. Cyber Essentials Preparing a business for Cyber Essentials certification and running the assessment. Cloud and hosting Moving servers and applications to hosted infrastructure, then running them there. Microsoft 365 Setting up and running Microsoft 365 email, files, Teams and user accounts. Backup and disaster recovery Copies of your data held off-site, and a tested plan for getting back to work after a failure. Networking and Wi-Fi Wired networks, Wi-Fi, firewalls and internet connections across your sites. VoIP and telecoms Phone systems that run over your internet connection, including numbers and call routing. Projects and consultancy One-off work such as an office move, a migration or a new system rollout. Co-managed IT Working alongside your own IT staff, covering the gaps rather than replacing them. IT strategy and vCIO Regular planning sessions on budget, risk and what to change over the next year.

Accreditations and partnerships

Microsoft Partner Registered in the Microsoft partner network.

Other IT support providers near Kings Lynn and West Norfolk

CSLN Group Kings Lynn and West Norfolk No reviews yet ECS Computers Kings Lynn and West Norfolk No reviews yet FenStar IT Fenland No reviews yet Keith Sandle Kings Lynn and West Norfolk No reviews yet
All IT support in Kings Lynn and West Norfolk

Services System 3 offers

Managed IT support Day-to-day support, monitoring and maintenance for a fixed monthly fee. Helpdesk and remote support A support desk your staff contact by phone, email or portal when something stops working. Cyber security Protecting systems and data from attack, and responding when something gets through. Cyber Essentials Preparing a business for Cyber Essentials certification and running the assessment. Cloud and hosting Moving servers and applications to hosted infrastructure, then running them there. Microsoft 365 Setting up and running Microsoft 365 email, files, Teams and user accounts. Backup and disaster recovery Copies of your data held off-site, and a tested plan for getting back to work after a failure. Networking and Wi-Fi Wired networks, Wi-Fi, firewalls and internet connections across your sites. VoIP and telecoms Phone systems that run over your internet connection, including numbers and call routing. Projects and consultancy One-off work such as an office move, a migration or a new system rollout. Co-managed IT Working alongside your own IT staff, covering the gaps rather than replacing them. IT strategy and vCIO Regular planning sessions on budget, risk and what to change over the next year.

Questions people ask about System 3

What services does System 3 offer?
System 3 offers Managed IT support, Helpdesk and remote support, Cyber security, Cyber Essentials, Cloud and hosting, Microsoft 365, Backup and disaster recovery, Networking and Wi-Fi, VoIP and telecoms, Projects and consultancy, Co-managed IT, IT strategy and vCIO.
Where does System 3 provide IT support?
System 3 is based in Kings Lynn and West Norfolk and serves businesses across the UK.
Who is System 3 for?
The company was founded in 1985.

System 3 reviews

Reviews are moderated. How reviews work.

Be the first to review System 3

Does your business use System 3 for IT support? Your experience helps other businesses choose with confidence.

Write the first review

Sign in or create an account

Sign in with your work email to review the IT support company your business uses, or to manage your own listing.

By continuing, you agree to our terms and acknowledge our privacy policy.