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NSM Services Ltd

In Bexley, London

Managed IT support and cyber security for businesses in London, Kent and South East England.

Visit website Call 020 8302 2626 Write a review Updated 06 Sept 2026

From the provider

NSM Services Ltd is a managed IT support and cyber security provider established in 1998. Headquartered in Sidcup, London, the company serves businesses across London, Kent and South East England.

NSM was founded by Stephane Vander-Elst and Michael Fournaris to provide IT services. The company initially operated as a computer repair and sales center before evolving into a managed service provider. NSM delivers managed IT support with unlimited remote and on-site support available during business hours, combined with 24/7 proactive system monitoring and alerting. NSM offers cyber security and threat intelligence, cloud services and hosting solutions, data cabling and network infrastructure services, disaster recovery and backup services, unified communications with VoIP, IT procurement, technology acquisition and vendor management services, and IT consulting and strategy services.

NSM operates from its headquarters in Sidcup and works with businesses of varying sizes, providing fully outsourced or co-managed IT support arrangements tailored to individual business needs.

Services NSM Services Ltd offers

Managed IT support Day-to-day support, monitoring and maintenance for a fixed monthly fee. On-site support Engineers who travel to your offices for the work that cannot be done remotely. Cyber security Protecting systems and data from attack, and responding when something gets through. Cloud and hosting Moving servers and applications to hosted infrastructure, then running them there. 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. Hardware and procurement Buying, configuring and replacing laptops, desktops, servers and peripherals. Projects and consultancy One-off work such as an office move, a migration or a new system rollout.

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Services NSM Services Ltd offers

Managed IT support Day-to-day support, monitoring and maintenance for a fixed monthly fee. On-site support Engineers who travel to your offices for the work that cannot be done remotely. Cyber security Protecting systems and data from attack, and responding when something gets through. Cloud and hosting Moving servers and applications to hosted infrastructure, then running them there. 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. Hardware and procurement Buying, configuring and replacing laptops, desktops, servers and peripherals. Projects and consultancy One-off work such as an office move, a migration or a new system rollout.

Questions people ask about NSM Services Ltd

What services does NSM Services Ltd offer?
NSM Services Ltd offers Managed IT support, On-site support, Cyber security, Cloud and hosting, Backup and disaster recovery, Networking and Wi-Fi, VoIP and telecoms, Hardware and procurement, Projects and consultancy.
Where does NSM Services Ltd provide IT support?
NSM Services Ltd is based in Bexley and also serves London, South East, Kent.
Who is NSM Services Ltd for?
The company was founded in 1998.

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