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1000+ Happy Customers
Excellent 4.9

Colocation Hosting

Secure, UK-based Colocation with On-site Support and Green Power.

Your servers stay in your control, we provide the space, power, and support to keep them running 24/7. Trusted by IT teams in finance, healthcare, and SaaS where downtime isn’t an option.

Just Some of Our Features

Tier 3 Data Centres – ISO 27001 Certified

Ultra Energy Efficient Facility

100% Network Uptime Guarantee

100% Renewable Energy

Robust DDoS Protection

24/7 On-site Remote Hands

Excellent 4.9
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Colocation Hosting Options

Flexible, secure colocation in high performance UK Data Centres. From single servers to multi rack setups, all backed by 24/7 on-site support and 100% renewable energy.

Single Server

Space
1U, 2U, 4U

Power
Up to 0.35kW

Connectivity
Up to 1 Gbps

Available Locations
Nottingham

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Quarter Rack

Space
9U

Power
Up to 2kW

Connectivity
Up to 1 Gbps

Available Locations
Nottingham

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Half Rack

Space
20U

Power
Up to 4kW
(Redundant A+B Feed)

Connectivity
Up to 10 Gbps

Available Locations
Nottingham, Manchester. London

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Full Rack

Space
42U

Power
Up to 22kW
(Redundant A+B Feed)

Connectivity
Up to 10 Gbps

Available Locations
Nottingham, Manchester. London

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Built for Performance and Peace of Mind

Our UK Data Centres are designed for resilience, energy efficiency and high availability, so your critical systems stay online and secure.

Tier 3 Aligned Design

Our Data Centres are built to Tier 3 standards with no single point of failure, ensuring high availability and uptime.

Dual Power Feeds

Every rack includes A and B power feeds, so your systems keep running even if one supply is interrupted.

Certified for Compliance

All facilities meet ISO 27001 and ISO 9001 standards, helping your business stay compliant with strict data regulations.

Energy Efficient Setup

Hot aisle containment and a PUE of 1.15 mean lower energy use and more sustainable colocation.

Staffed 24 Hours a Day

Our on site engineers are available around the clock for remote hands or support when you need it most.

High Speed Connectivity

Openreach is on site, giving you fast access to major carriers and low latency for business critical systems.

Ready to Colocate with Confidence?

Speak to a CWCS expert about your requirements and find the right colocation setup for your business.

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What Our Customers Say

I have had a number of dedicated servers with CWCS for a couple of years now and have been consistently...
Richard Jones
CWCS have been looking after the hosting of our small consumer sites now for a number of years and I...
Michael Ridgway
Our server is extremely robust with very few issues. We run 2 ecommerce websites through our server so server uptime...
Andrew Burrows
I highly recommend CWCS. All staff are friendly, helpful and extremely knowledgeable. We have using CWCS dedicated hosting services for...
Simon Pickering
Best of all, they offer the fastest response times of any of the providers we work with - remote hands...
Vincent Paul Wilton
I'm really impressed with CWCS. We've been with them for just over a year now and there was only one...
David Parker

Trusted by

Why Choose CWCS for Colocation?

We provide more than just rack space. With CWCS, you get a secure, reliable, and fully supported environment tailored to the needs of growing UK businesses.

UK Locations

Choose Nottingham, London or Manchester with flexible footprints from single servers to full racks, convenient access, parking and excellent transport connections.

Density Ready

High density racks up to 22 kW with hot aisle containment and efficient cooling, giving headroom for compute, storage and networking gear.

Power Resilience

A+B power feeds as standard, backed by N+1 UPS and generators, delivering high availability and a financially backed 100% uptime SLA.

Green Commitment

Operate sustainably on REGO-backed renewable energy with energy efficient design and low PUE targets, without compromising performance or reliability for your workloads.

Always Available

On-site engineers 24/7 for reboots, cabling checks, KVM and escort, plus secure access when you need it, without managed service contracts.

Serious Security

Multi-layer physical security with mantraps, CCTV, restricted access controls and IG-451 clean-agent fire suppression, within ISO 27001 certified UK data centres.

Secure & Reliable
Colocation

100% network uptime guarantee

Redundant power and cooling

24/7 UK-based support

100% renewable energy

Robust DDoS protection

GDPR and ISO 27001 compliant

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Every Server is Tailored to Your Needs. 

Talk to us about building the right solution for your business.

Book a Free Consultaion

How CWCS Are Solving Your IT Challenges

Our Data Centre is engineered for performance, security, and sustainability. Explore the features that make it the ideal home for your IT infrastructure.

Scale Capacity

Move into high density racks up to 22 kW with hot aisle containment, efficient cooling, and room to scale from single servers.

Assured Uptime

Rely on A+B power feeds, N+1 UPS and generators, resilient cooling, and a financially backed 100% power and network uptime SLA.

Network Choice

Use carrier neutral connectivity with full fibre to the rack, LINX peering, access to hundreds of carriers, and inclusive DDoS protection.

Compliance Ready

Host in ISO certified UK facilities with physical security, mantraps, CCTV, and IG-451 fire suppression to help meet regulatory and audit requirements.

On-site Assistance

Access 24/7 on-site engineers for remote hands, reboots, KVM, cabling checks, and escorted access, keeping your equipment supported without managed service contracts.

Sustainable Hosting

Reduce footprint by hosting on REGO-backed renewable energy with energy efficient design and PUE around 1.15 for consistent environmental gains.

Ready to Overcome Your IT Challenges?

Get in touch with us today to discuss your Colocation needs and discover how CWCS can help you achieve your business goals.

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Green Hosting You Can Trust

We power your websites and servers with renewable energy and planet-friendly technology. Choosing CWCS means making a greener choice for your business.

Powered by 100% Green Energy
Everything we host runs on electricity from renewable sources like wind and solar. It is better for the planet and your business.
Less Waste, Lower Impact
Our Data Centre is built to use less power. This reduces carbon emissions and makes your hosting more sustainable.
Planet-Friendly Protection
We use a clean fire safety system that protects your data without releasing harmful chemicals into the environment.

Frequently Asked Questions

Have some questions about Colocation hosting? We’ve got you covered. Check out our FAQs below for answers to common queries.

What is Colocation Hosting?

Colocation Hosting lets you place your own servers in a secure data centre, while we provide the space, power and connectivity.

Who is Colocation Hosting for?

It’s ideal for businesses that want full control of their hardware with the benefits of a professional, high-availability environment.

Do you provide remote hands support?

Yes. Our engineers are on site 24/7 to assist with reboots, cable checks, hardware swaps and other hands-on tasks.

How secure are your Data Centres?

We offer multi-layered physical security including CCTV, biometric access, manned security and fire suppression systems.

Is your Colocation powered by renewable energy?

Yes. We use 100 percent REGO-backed electricity across all Data Centres to support your sustainability goals.

Can I scale my setup over time?

Absolutely. We offer flexible rack options and you can expand your footprint as your infrastructure grows.

How do I get started?

Speak to one of our experts. We’ll assess your needs, provide a tailored quote and help you get set up quickly.

Let’s Make Colocation Hosting Work for Your Business

Tailored to Your Needs
No two businesses are the same. We’ll help you choose the right cloud setup for your goals, growth, and technical needs.
Real Support, Real Experts
Get help from UK-based engineers who understand hosting, not sales scripts. No bots. No call centres. Just real solutions.
No Hard Sell – Just Useful Advice
We’ll guide you through your options, explain the pros and cons, and recommend what’s best for your business, no pressure.
Excellent 4.9
Reated Excellent on Trustpilot at 4.9
Reated Excellent on Trustpilot at 4.9

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