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26 Years
experience
Emergency
services
Reliable IT Support for Small Businesses
Established in 2000, Sentinet Computing has built a reputation for delivering reliable, jargon-free IT support tailored specifically to small businesses across East Sussex and beyond. Our approach prioritises clear communication, rapid response times, and solutions designed to align with the unique needs of each client. With over 24 years of combined experience, our team focuses on proactive maintenance, cybersecurity, and cloud migration to ensure businesses operate efficiently without the burden of technical disruptions.

We pride ourselves on transparency, avoiding unnecessary upselling while maintaining a deep understanding of our clients' operational requirements. Our commitment to accessibility extends to remote support services, enabling us to assist businesses nationwide and internationally. By combining technical expertise with a personable service model, we aim to be the trusted IT partner that businesses can rely on for both immediate problem resolution and long-term strategic planning.
Services
IT Support Cloud Migration Network Security Cyber Essentials Remote Monitoring Data Backup Hardware Supply Phone Systems
Details
  • Year established: 2000
Highlights and features
  • We offer 24 years of specialist experience in small business IT support
  • Our solutions are tailored specifically to your industry and budget
  • We provide 24/7 emergency response with no out-of-hours charges
  • Our team holds Microsoft 365 certification for cloud migration expertise
  • We guarantee transparent pricing with no hidden fees or upselling
What people say
Exceptional service Responsive team Knowledgeable technicians Minimal downtime Dependable support
Services
IT Support
Our comprehensive IT support covers network maintenance, software troubleshooting, and hardware upgrades. We provide both reactive and proactive solutions to ensure business continuity. Our team delivers on-site and remote assistance tailored to small business requirements, with guaranteed response times during standard operating hours.
Cloud Migration
Specialised Microsoft 365 migration services ensure seamless transition to cloud-based operations. We handle email, document, and collaboration tool migration while maintaining data integrity. Post-migration support includes user training and ongoing system optimisation to maximise cloud benefits.
Network Security
Multi-layered security solutions include antivirus deployment, patch management, and network monitoring. Our Ad Buster system blocks malicious content while Cyber Essentials certification helps businesses demonstrate security compliance. Regular audits identify vulnerabilities before they become critical issues.
Remote Monitoring
Continuous remote monitoring prevents downtime through proactive issue detection. Our systems track network performance, update compliance, and security threats in real-time. This service includes automated backups to secure data centres with both on-premises and cloud-based protection.
Hardware Supply
End-to-end hardware solutions cover procurement, installation, and lifecycle management. We source business-grade equipment matched to operational needs, including desktops, servers, and networking infrastructure. Our service includes configuration and integration with existing systems.
Questions
What IT services do you specialise in for small businesses?
We focus on network security, cloud migration, remote monitoring, and hardware supply specifically tailored for small business requirements.
Do you offer 24/7 emergency IT support?
Yes, we provide 24/7 emergency response with no additional charges for out-of-hours service.
Which areas do you cover for on-site support?
We cover East Sussex, West Sussex, Kent, Surrey, and London with remote support available nationwide and internationally.
How do you handle data backup and recovery?
We implement automated cloud backups to secure data centres with both Microsoft 365 and on-premises solutions.
Can you help with Microsoft 365 migration?
Yes, we specialise in complete Microsoft 365 transitions including email, document, and collaboration tool migration.
What cybersecurity measures do you provide?
Our security suite includes antivirus, patch management, network monitoring, and Cyber Essentials certification support.