Getting started with us is easy
We make IT simple with a step-by-step approach designed for your peace of mind. Here’s what to expect when we work with you:
1. Free Consultation
Let’s explore your IT needs. Straightforward guidance to set you up for success
2. Flexible Service Options
Choose the level of support that fits your business, with solutions suited to your goals and budget
3. Personal Ongoing Support
Direct access to our technicians, ensuring you're always in good hands
Why Choose Sentinet Computing Ltd?
Fast & Friendly Support: We pride ourselves on delivering top-tier technical support with a human touch. We speak your language, not technical jargon.
Tailored for Small Businesses: We understand the unique challenges small businesses face and offer solutions that fit your budget and needs.
Over 24 Years of Experience: With nearly a quarter-century in the business, we've seen it all—and fixed it all!

Network Security
We'll install, monitor and manage your antivirus and patch management ensuring all of your computers are protected and kept updated.
Microsoft 365 Setup & Support
Transition to the cloud with confidence. We'll handle all steps of migrating your email and files to the cloud and provide ongoing support to ensure you get the most out of Microsoft 365.
Cloud Backups
Safeguard your critical data with automated backups to a secure data centre, whether from on premises or from Microsoft 365 giving you reliable, hands free, offsite backups.
Network Privacy
Our Ad Buster protects your entire network from advertising, tracking and malware sites, providing enhanced network privacy for small businesses.
Supply & Installation
Need new office IT equipment? Sentinet Computing Ltd sources, delivers, and installs everything you need to keep your business up to date with the latest technology.
CyberEssentials
We can take your business through self-certified CyberEssentials Certification so you can show your customers that you're serious about your cyber security.
Let’s Get Started!
Ready to simplify your IT setup? Contact Sentinet Computing Ltd today for a free IT consultation and see how we help small businesses in East Sussex and beyond thrive.Whether you're dealing with day-to-day issues or planning a major upgrade, Sentinet Computing Ltd is here to make your life easier.
Let’s chat! Book a free consultation, and we’ll discuss your IT needs—no strings attached. We’re here to understand your challenges and find the right solutions for your business.

Flexible Support Options
Whether you’re looking for ad-hoc help or ongoing support, we’re here to make it easy
Frequently asked questions
Got questions? We've got answers!
Find the answers to our most frequently asked questions here.
Our office and team are based in St. Leonards on Sea, East Sussex.
You can contact us by phone on 01424 603603, by email at sales@sentinetcomputing.com and support@sentinetcomputing.com or by post at:
Sentinet Computing Ltd.
The Innovation Centre
Highfield Drive
St. Leonards on Sea
East Sussex, TN38 9UH
We primarily serve East Sussex, West Sussex, Kent, Surrey, and London for on-site support. However, our remote support means distance isn’t a limitation—wherever you are, we’ve got you covered. We currently support clients with remote workers spread as far West as Plymouth, East to Margate and the East Kent Coast, and even internationally, including their staff in Spain.
Fun fact: A few years ago, one of our clients worked temporarily from Vietnam, and with a little time zone coordination, we ensured they stayed fully supported. So, whether you’re down the road or across the globe, we’re here to help.
See Why Our Customers Recommend Us
We're ready to help! Contact us to get started.
Our friendly team is here to make IT simple. Reach out today for a free consultation
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