Company lists · Data refreshed September 2026

Top 25 Helpdesk outsourcing services based in the United Kingdom

RevenueBase identified 83 company matches for helpdesk outsourcing services associated with the United Kingdom as of September 2026 and tracks 1,043 professional contacts across them, including 601 with verified work emails. London is the largest hub.

This list covers company matches for helpdesk outsourcing services associated with the United Kingdom, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 28, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 28, 2026 How this list was built
83Companies
1,043Contacts tracked
601Verified emails
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The 25 largest helpdesk outsourcing services based in the United Kingdom

Ranked by team size
Top 25 of 83 company matches for helpdesk outsourcing services based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchReading, United KingdomHQ recorded Sep 28, 2026501-1,000510 contacts →

Exact match

“ESP provides IT support services across the globe.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2Exact matchHertford, United KingdomHQ recorded Sep 28, 202651-200158 contacts →

Exact match

“RVS iGlobal is a white‑label outsourced services provider for MSPs and large organisations, offering 24x7x365 certified IT helpdesk, NOC and technical support, plus RMM, backup…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3Exact matchMilton Keynes, United KingdomHQ recorded Sep 28, 202651-20035 contacts →

Exact match

“We deliver enterprise grade IT Service Desk and IT Support from the UK, powered by an award winning team.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4Exact matchWellington, United KingdomHQ recorded Sep 28, 20261-1015 contacts →

Exact match

“CJ Systems provide high quality, flexible outsourced IT support for SMEs throughout the South West.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5Exact matchChesterfield, United KingdomHQ recorded Sep 28, 202611-5014 contacts →

Exact match

“Based in the UK but operating in over 40 countries worldwide, Cynetix provide a variety of IT services to companies ranging in size from small offices to multinationals.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6Exact matchLondon, United KingdomHQ recorded Sep 28, 202611-5014 contacts →

Exact match

“Customer service has never been more important.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7Exact matchBelfast, United KingdomHQ recorded Sep 28, 202611-5013 contacts →

Exact match

“Zenith Networks has an innovative and value based approach focused on how your business works.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8Exact matchWadhurst, United KingdomHQ recorded Sep 28, 20261-1013 contacts →

Exact match

“Welcome to Cencom Solutions.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9Exact matchDurham, United KingdomHQ recorded Sep 28, 20261-1013 contacts →

Exact match

“EMBRACE CHANGE FEARLESSLY AND FLOURISH WITH ES SYSTEMS Did you know that 75% of businesses pay more for their IT?”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10Exact matchNewbury, United KingdomHQ recorded Sep 28, 202611-5011 contacts →

Exact match

“UK Outsource Specialists – First Call Helpdesk At First Call Helpdesk, we don’t just provide support-we co-create seamless customer experiences that strengthen businesses.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11Exact matchLondon, United KingdomHQ recorded Sep 28, 202611-5010 contacts →

Exact match

“As your MSP grows, your helpdesk has to grow with it.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12Exact matchPortsmouth, United KingdomHQ recorded Sep 28, 20261-108 contacts →

Exact match

“Zinq IT specialise in end-to-end IT support and IT service packages.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13Exact matchWinnersh Berkshire, United KingdomHQ recorded Sep 28, 202611-507 contacts →

Exact match

“1-Fix are experts in providing outsourced IT support and managed services to SMEs.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14Exact matchAshbourne, United KingdomHQ recorded Sep 28, 20261-107 contacts →

Exact match

“Dove Computer Solutions is a IT computer services company committed to providing small and medium sized businesses with a professional and friendly IT support service.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15Exact matchChester, United KingdomHQ recorded Sep 28, 20261-106 contacts →

Exact match

“At Navigate IT, we provide support services to businesses that don’t have their own dedicated IT staff.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16Exact matchLondon, United KingdomHQ recorded Sep 28, 202611-505 contacts →

Exact match

“Qualinet Solutions Limited (now QNS LLP), began in March of 2003.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17Exact matchMansfield, United KingdomHQ recorded Sep 28, 202611-504 contacts →

Exact match

“Chameleon Support is a proactive IT support provider based in Mansfield Nottinghamshire.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18Exact matchLondon, United KingdomHQ recorded Sep 28, 202611-504 contacts →

Exact match

“Support IT provides Hassle free IT services and solutions for UK based small and medium sized enterprises.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19Exact matchLondon, United KingdomHQ recorded Sep 28, 202611-504 contacts →

Exact match

“JPTech specializes in comprehensive IT services for businesses, freeing up your time to concentrate on core business activities.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20Exact matchLondon, United KingdomHQ recorded Sep 28, 20261-104 contacts →

Exact match

“With over 30+ years of experience and knowledge in the Technology and Business industry, we have become known for managing our tailored managed IT services.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21Exact matchAlresford, United KingdomHQ recorded Sep 28, 202611-504 contacts →

Exact match

“Providing "insourced" helpdesk services for business applications and computer security & networking technologies (firewalls, encryption, authentication, content filtering etc…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22Exact matchHull, United KingdomHQ recorded Sep 28, 20261-103 contacts →

Exact match

“Providing IT outsourcing for business.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23Exact matchLondon, United KingdomHQ recorded Sep 28, 20261-103 contacts →

Exact match

“We provide our clients with robust I.T.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24Exact matchColeshill, United KingdomHQ recorded Sep 28, 202611-502 contacts →

Exact match

“CDS provide IT Technical Services via helpdesk and field based engineers, specialising in- Hardware and software installation and removal - Optical equipment installation, IT…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25Exact matchLondon, United KingdomHQ recorded Sep 28, 20261-102 contacts →

Exact match

“Amplified IT was established to provide a high level of IT support service to businesses in London.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase

Showing 25 of 83 helpdesk outsourcing services based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 601 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Helpdesk outsourcing services based in the United Kingdom at a glance

As of Sep 28, 2026
57.6%Verified-email coverage
12.6Average contacts per company
1-10Median size (employees)
30.1%Largest-city concentration · London
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
45
11-50
29
51-200
6
201-500
1
501-1,000
1

Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 83 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with the United Kingdom whose business descriptions match “helpdesk outsourcing services” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 601 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 28, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Helpdesk outsourcing services by metro

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “helpdesk outsourcing services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many helpdesk outsourcing services are there based in the United Kingdom?

RevenueBase identified 83 company matches for helpdesk outsourcing services associated with the United Kingdom as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

ESP Global Services tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most helpdesk outsourcing services?

London leads with 25 company records, followed by Birmingham (3) and Mildenhall (2).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 601 professional contacts with verified work emails tracked across these 83 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 28, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.