Trusted by SMEs across the UK

Your Complete Digital Foundation From Hosting to AI

From secure hosting and website maintenance to bespoke AI automation, we provide the expert IT support and infrastructure your business needs to thrive in a digital-first world.

Server Dashboard Web Server 01 99.9% Mail Server 100% Backup Server 99.8% Uptime, Last 30 days
99.9% Uptime
Last 12 months
Free SSL
All plans included
Trusted & Accredited
Microsoft Partner
CE+ CYBER ESSENTIALS
ISO 27001
ICO REGISTERED
CompTIA NETWORK+
IASME GOVERNANCE
What We Do

Everything Your Business Needs Online

From your domain name to AI-powered workflows, we provide a fully managed digital foundation so you can focus on running your business.

Domains

Register, transfer, and manage your domain names with our simple control panel. Competitive pricing across hundreds of TLDs.

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Hosting

LiteSpeed-powered managed hosting with free SSL, cPanel, daily backups, and 99.9% uptime. Plans for every size of business.

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Maintenance

Worry-free website maintenance covering plugin updates, security patches, performance monitoring, and regular backups.

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Microsoft 365

Business email, Teams, SharePoint, and the full Office suite. We handle setup, migration, and ongoing support.

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IT Support

Responsive helpdesk and onsite IT support. Proactive monitoring, remote assistance, and fast resolution times.

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AI Automation

Automate repetitive tasks and streamline workflows with bespoke AI solutions. Save time, reduce errors, unlock potential.

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99.9%
Uptime SLA
500+
Clients Hosted
<2hr
Support Response
UK
Based & Hosted
Performance

Blazing Fast Performance

Every hosting plan is powered by LiteSpeed Web Server, NVMe SSD storage, and a global CDN. Your site loads fast, everywhere.

  • LiteSpeed Web Server technology
  • Global CDN with 200+ edge locations
  • Advanced OPcache & object caching
Performance Dashboard PAGE LOAD TIME 0.8s UPTIME 99.9% CDN 42 regions SERVER RESPONSE (ms)
Security

Security Built In, Not Bolted On

Every plan includes a free SSL certificate, daily malware scanning, a web application firewall, and automatic backups. Your site is protected from day one.

  • Automated daily off-site backups
  • Real-time malware scanning & removal
  • Web Application Firewall (WAF)
SSL Active Verified Firewall Monitoring Daily Backups Last: 2h ago Malware Scan Clean ✓
Support

Expert Support, Always Available

No call centres, no bots. Our team handles your support personally. We know your setup, we know your business, and we respond fast when it matters.

  • Under 2-hour response during business hours
  • Local team who know your business
  • Proactive monitoring, not reactive fixes
Hi, I need help with my email setup... Sure! Let me check your DNS records. Thanks, that was quick! All sorted ✓ Anything else? Type a message... 2m Avg. Response
Why Sentinel

Why Businesses Choose Us

Fast & Reliable Performance

Our LiteSpeed-powered infrastructure delivers consistent sub-second load times. We use NVMe SSD storage for faster read/write speeds, paired with a global CDN. Our 99.9% uptime SLA means your business stays online when it counts.

All-in-One Security

Every hosting plan includes a free SSL certificate, automated daily backups stored off-site, real-time malware scanning, and a Web Application Firewall. We proactively monitor for vulnerabilities and apply patches before they're exploited.

Expert Management

Managed hosting means you don't have to think about the technical side. We handle server configuration, software updates, security patching, and performance tuning. You focus on your business. We'll keep the lights on.

Support

Support That Actually Supports You

Proactive, fast, and personal. Support the way it should be.

Instant Response Times

We respond within 2 hours during business hours. Critical issues get immediate attention, because your downtime is our priority.

Proactive Issue Resolution

We monitor your systems continuously and fix problems before you know they exist. Proactive maintenance means fewer interruptions.

Expert Site Migration

Moving to Sentinel is free and painless. Our team migrates your website, emails, and data with zero downtime.

Get in Touch
Testimonials

What Our Clients Say

★★★★★
“Sentinel moved our entire business to managed hosting with zero downtime. The migration was seamless and the ongoing support has been excellent. They genuinely feel like part of our team.”
SM
Sarah Mitchell
Director, Mitchell & Sons Accountants
★★★★★
“We had constant issues with our old host. Since switching to Sentinel, our site loads instantly and we haven't had a single outage in 18 months. Wish we'd moved sooner.”
TB
Tom Barker
Owner, Barker's Garden Centre
★★★★★
“The IT support package has transformed how we manage our technology. Fast, professional, and they actually explain things in plain English. Nothing is ever too much trouble.”
LC
Lisa Chen
Operations Manager, Cotswold Care
★★★★★
“Sentinel set up our Microsoft 365 environment from scratch and handles all our IT support. It's like having an in-house IT team at a fraction of the cost.”
JP
James Porter
MD, Porter Legal
Blog

Latest Insights

View All Posts →
Hosting

Why LiteSpeed Hosting is 3x Faster Than Traditional cPanel Servers

5 min read
Read more →
Microsoft 365

The Complete Guide to Moving Your Business to Microsoft 365

8 min read
Read more →
AI Automation

How AI Automation Can Save Your Business 10 Hours a Week

6 min read
Read more →
FAQ

Frequently Asked Questions

Sentinel Infrastructure is a managed IT services company. We provide web hosting, domain registration, website maintenance, Microsoft 365, IT support, and AI automation to SMEs across the UK.

We primarily work with small and medium-sized businesses across the UK, from sole traders and local businesses to growing companies with multiple locations.

Yes. Sentinel Infrastructure is UK-based. Our servers are hosted in UK data centres and all support is handled by our team. No overseas call centres.

Browse our hosting plans and click “Get Started” to place an order. If you’d prefer to talk first, contact us and someone from our team will be in touch within a few hours.

Hosting is available monthly or annually with no long-term contract. We believe in earning your business through quality of service, not locking you in.

No hidden setup fees on any hosting plan. The price you see is the price you pay. Free website migration is included on all plans.

Yes. You can upgrade or downgrade at any time — just contact our team. Upgrades take effect immediately and are pro-rated for the remainder of your billing period.

We accept all major credit and debit cards, PayPal, and bank transfer for annual plans. Payments are processed securely through our client portal.

We offer a 30-day money-back guarantee on all new hosting plans. Contact us within 30 days for a full refund. See our refund policy for full details.

All prices shown are exclusive of VAT. VAT at 20% is added at checkout. A full VAT invoice is provided with every purchase.

We use cPanel, the industry standard for web hosting management, giving you full control over files, databases, email accounts, and domain settings.

We guarantee 99.9% uptime on all hosting plans, built on redundant hardware in UK data centres with multiple network connections.

Yes. We migrate your existing website, databases, and email accounts from your current host for free on all plans, with no interruption to your site.

All plans include daily automated backups retained for 14 days. Ecommerce and Enterprise plans include off-site backup storage for added protection.

We’ll notify you when you’re approaching your limit and recommend upgrading. We won’t suspend your account without warning.

Sentinel focuses on hosting and managed IT services. For website design, we recommend Brace Creative, our sister agency who handle design and build for our clients.

Our hosting is SEO-friendly by default. Fast load times, SSL, and reliable uptime are all ranking factors. Contact us to discuss our technical SEO add-on service.

Yes. Domain privacy (WHOIS protection) is available as an add-on for most TLDs, replacing your personal details in the public WHOIS database.

Managed hosting means we handle all technical aspects, including security updates, performance tuning, monitoring, and maintenance, so you don’t have to.

Email our support team directly or get in touch via our contact page. Every request is tracked so you always have a record of what’s been raised and resolved.