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Top IT Services Companies in the UK

48 IT service providers ranked by rating, review volume and listing quality.

IT services is the broadest label in this directory and covers, at different firms, entirely different work: managed infrastructure and helpdesk, project-based software delivery, cloud migration, security, procurement, or some combination sold as one relationship. Two providers under this heading may have almost nothing in common.

Because the label is wide, the useful filter is the engagement model rather than the capability list. Is this a retained relationship with a service-level agreement and a monthly cost, or project work quoted per piece? Who is accountable when something breaks at two in the morning, and what does the contract actually promise? A provider that answers those precisely is describing a real service; one that answers in capabilities is describing a brochure.

Want your company here?

Between them, the 48 IT service providers on this page cover web development (46), web design (45), WordPress (41) and PHP (38). They also list work in Ireland and United States of America. 48 of them have written a profile you can read before you get in touch.

TrustList ranks more than 850 IT services companies in the UK, ordered on client reviews and profile quality, never on payment. At the top right now: NetMonkeys Ltd, Pen Test Partners and Innovation Group Limited.

What to check before you shortlist a IT services company

Service levels and response times, in the contract
Security certifications that match your obligations
What is covered on site and what is remote
Exit terms: how you get your data and credentials back if you leave

Filter by fitbudget, engagement, size and more

NetMonkeys Ltd
Mobile App Development · Software Development · PHP
NetMonkeys Ltd is a UK managed IT services and software company based in Manchester's Northern Quarter.
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Capita
Web Development · Web Design · UI/UX Design
Capita is a large services group that blends consulting, digital services and software.
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Wavex Technology Ltd
Web Development · Web Design · UI/UX Design
Wavex Technology Ltd is an independent managed IT services company founded in 1998.
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TSG
Web Development · Web Design · UI/UX Design
TSG, also called Technology Services Group, is a UK IT company that handles infrastructure, business applications, telecoms and security for organisations.
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Daisy Corporate Services
Web Development · Web Design · WordPress
Daisy Corporate Services is the corporate arm of the Daisy group, which was founded in 2001 by Matthew Riley.
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Virtual Clarity
Web Development · Web Design · UI/UX Design
Virtual Clarity is an IT consultancy founded in 2008. It works with large, critical environments to bring IT services in line with business needs.
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Bell Integration
Web Development · Web Design · UI/UX Design
Bell Integration is a privately held IT services and consulting company headquartered in the UK.
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Matsco Solutions
Web Development · Web Design · UI/UX Design
Matsco Solutions is a managed IT service provider headquartered in London.
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Claranet
Web Development · Web Design · UI/UX Design
Claranet is a managed IT services provider founded in 1996. It supplies cloud, cyber security, networks, workplace and data and AI services, with local support and international…
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CDW UK
Web Development · Web Design · UI/UX Design
CDW UK is the British business of CDW, a provider of technology products and services. It supplies IT to business, government and education customers.
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Dade2
Mobile App Development · Web Development · Web Design
Dade2 is a hosting and IT services company that runs cloud infrastructure for businesses. It also offers IT consulting and system integration.
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SCC
Web Development · Web Design · UI/UX Design
SCC plans, supplies, integrates and manages IT for organisations.
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RDF Digital
Web Development · Web Design · UI/UX Design
RDF Digital is an IT services firm that has operated since 1994.
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Mba IT
Web Development · Web Design · UI/UX Design
Mba IT is an IT solutions and services provider based in central London that supports mid-sized businesses.
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Atlas Cloud
Web Development · Web Design · UI/UX Design
Atlas Cloud is a UK managed IT provider that began in 2010 with hosted desktop and cloud services.
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Vohkus
Web Development · Web Design · UI/UX Design
Vohkus is a UK provider of managed IT services and IT procurement.
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NTT Data UK
Mobile App Development · Web Development · Web Design
NTT data UK is the British and Irish part of NTT DATA, a global IT services group headquartered in Tokyo.
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Timico
Web Development · Web Design · WordPress
Timico is a managed cloud service provider that plans and runs IT for mid-sized businesses.
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Misco UK
Web Development · Web Design · UI/UX Design
Misco UK is a technology reseller that has operated for over thirty years. It supplies business IT from many manufacturers and carries a catalogue of more than 20,000 products.
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EMH Technology
Web Development · Web Design · iOS App
EMH Technology is an IT services company in Hitchin, Hertfordshire. It acts as an outsourced IT department and serves clients across the UK.
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Virtue Technologies
Web Development · Web Design · UI/UX Design
Virtue Technologies provides IT services for education. Its site says it has focused on schools and colleges since 2006.
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Air IT
Web Development · Web Design · iOS App
Air IT is a managed service provider that supplies IT, communications and security support to organisations.
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Excis Ltd
Web Development · Web Design · iOS App
Excis Ltd is an IT services company with its headquarters in London. It was founded in Belgium in 2001 and later expanded across Europe.
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Storm Technologies
Web Development · Web Design · UI/UX Design
Storm Technologies is a value added reseller and IT services company based in Watford, Hertfordshire.
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For vendors

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How many IT services companies are there in the UK?

872 companies on TrustList offer IT services and are based in the UK. That makes the UK the largest IT services market we rank.

How is this ranking worked out?

Each firm's position comes from its client reviews and its profile, blended into one score:

Rating, smoothed so a single five-star review cannot outrank a firm with hundreds of good ones
Review volume, with diminishing returns
Profile completeness: the details a buyer needs to judge the firm
Earned trust: verification and awards, as a small lift

No firm can pay for a position. Sponsored listings are labelled and shown apart from this list. How rankings work

What else do firms in the UK offer?

We also rank web development (1,531), web design (1,385) and software development (443) in the UK.

IT Services in other countries

Other services in the UK

Same subject

More it service providers rankings

Every other way we rank it service providers, by what they do and where they are.

All 216 rankings

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Everything here links back to the same verified catalogue. Pick your next stop.

Top IT Services Companies in the UK

NetMonkeys Ltd

Capita

Wavex Technology Ltd

TSG

Daisy Corporate Services

Virtual Clarity

Bell Integration

Matsco Solutions

Claranet

CDW UK

Dade2

SCC

RDF Digital

Mba IT

Atlas Cloud

Vohkus

NTT Data UK

Timico

Misco UK

EMH Technology

Virtue Technologies

Air IT

Excis Ltd

Storm Technologies