Company lists · Data refreshed September 2026

Top 24 Public cloud managed service providers based in the United Kingdom

RevenueBase identified 298 public cloud managed service providers headquartered in the United Kingdom as of September 2026 and tracks 4,348 professional contacts across them, including 2,111 with verified work emails. London is the largest hub.

This list covers public cloud managed service providers headquartered in the United Kingdom, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 21, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 21, 2026 86% judged on-target in blind review
298Companies
4,348Contacts tracked
2,111Verified emails
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The 24 largest public cloud managed service providers based in the United Kingdom

Ranked by team size
Top 24 of 298 public cloud managed service providers based in the United Kingdom, ranked by team size, largest first. Data refreshed Sep 21, 2026. RevenueBase Smart Search rates how each company's information relates to public cloud managed service providers: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceGlasgow, United KingdomHQ checked Sep 21, 2026201-500414 contacts →

Partial evidence

“Iomart combines cutting-edge cloud technology with deep industry expertise to help organisations transform with confidence.”

Source: RevenueBase Database · checked Sep 21, 2026
2Indirect evidenceBasildon, United KingdomHQ checked Sep 21, 2026201-500402 contacts →

Indirect evidence

“At Babble, we believe that every business deserves the opportunity to thrive.”

Source: RevenueBase Database · checked Sep 21, 2026
3Strong evidenceMarlow, United KingdomHQ checked Sep 21, 202651-200178 contacts →

Strong evidence

“24 x 7 Cloud Service Provider & Managed Security Service Provider delivering technology transformation.”

Source: RevenueBase Database · checked Sep 21, 2026
4Strong evidenceLondon, United KingdomHQ checked Sep 21, 2026201-500173 contacts →

Strong evidence

“Creative ITC is a global cloud and managed services provider built for complex design, engineering, and business critical IT environments.”

Source: RevenueBase Database · checked Sep 21, 2026
5Partial evidenceBath, United KingdomHQ checked Sep 21, 202651-200168 contacts →

Partial evidence

Cloud Direct is a leading Microsoft Partner that helps organisations realise the true value of artificial intelligence and position themselves as Agent-Ready Enterprises.”

Source: RevenueBase Database · checked Sep 21, 2026
6Strong evidenceNewtownabbey Antrim, United KingdomHQ checked Sep 21, 20261,001-5,000140 contacts →

Strong evidence

“Capita Managed IT Solutions provides cloud based and infrastructure services to public, private and third sector organisations, in addition to specialist managed services in…”

Source: RevenueBase Database · checked Sep 21, 2026
7Strong evidenceBirmingham, United KingdomHQ checked Sep 21, 2026201-500135 contacts →

Strong evidence

“CSI, A Park Place Technologies Company, is an IT Managed Services Provider bringing world-class Hybrid Multi-Cloud, Data Protection, and Cyber Security solutions to our clients’…”

Source: RevenueBase Database · checked Sep 21, 2026
8Partial evidenceBrighton, United KingdomHQ checked Sep 21, 202651-20077 contacts →

Partial evidence

“We are a fully-managed global hosting provider offering industry-leading technology with a customer-centric approach.”

Source: RevenueBase Database · checked Sep 21, 2026
9Partial evidenceLondon, United KingdomHQ checked Sep 21, 202651-20075 contacts →

Partial evidence

“Civo is the Sovereign Cloud and AI platform that frees you to build without limits.”

Source: RevenueBase Database · checked Sep 21, 2026
10Indirect evidenceBristol, United KingdomHQ checked Sep 21, 202651-20072 contacts →

Indirect evidence

“Where modern work falls into place.”

Source: RevenueBase Database · checked Sep 21, 2026
11Indirect evidenceLeicester, United KingdomHQ checked Sep 21, 202651-20070 contacts →

Indirect evidence

“We build business technology, then we stay and run it.”

Source: RevenueBase Database · checked Sep 21, 2026
12Strong evidenceLondon, United KingdomHQ checked Sep 21, 202651-20069 contacts →

Strong evidence

“Helping businesses accomplish more IT Management, Strategy and Cloud, IT Security and AI Solutions Office locations: Central London, New Zealand”

Source: RevenueBase Database · checked Sep 21, 2026
13Partial evidenceLondon, United KingdomHQ checked Sep 21, 202651-20060 contacts →

Partial evidence

“Appvia helps organisations build, secure and innovate in the cloud.”

Source: RevenueBase Database · checked Sep 21, 2026
14Indirect evidenceHemel Hempstead, United KingdomHQ checked Sep 21, 202651-20058 contacts →

Indirect evidence

“Employing experts within your IT department for every technology your organisation relies on is not feasible or practical for most SMEs.”

Source: RevenueBase Database · checked Sep 21, 2026
15Partial evidenceLondon, United KingdomHQ checked Sep 21, 202651-20054 contacts →

Partial evidence

“CloudPlexo is a global technology consulting firm helping organizations transform, innovate, and build resilience through Cloud, AI, and Cybersecurity.”

Source: RevenueBase Database · checked Sep 21, 2026
16Strong evidenceNorthampton, United KingdomHQ checked Sep 21, 202651-20053 contacts →

Strong evidence

“Outcome-focused Managed Services Provider, expert in Microsoft Cloud, Hybrid Cloud, Modern Workplace, Unified Communications, Power Platform, Networking, and Security, boasting…”

Source: RevenueBase Database · checked Sep 21, 2026
17Partial evidenceLondon, United KingdomHQ checked Sep 21, 202651-20051 contacts →

Partial evidence

“We support you at every stage of your cloud native transformation.”

Source: RevenueBase Database · checked Sep 21, 2026
18Indirect evidenceLondon, United KingdomHQ checked Sep 21, 202651-20050 contacts →

Indirect evidence

“Virtuoso provides award-winning strategic technology support to businesses across the United Kingdom, New Zealand & Australia.”

Source: RevenueBase Database · checked Sep 21, 2026
19Indirect evidenceManchester, United KingdomHQ checked Sep 21, 202651-20049 contacts →

Indirect evidence

“We are Synapse.”

Source: RevenueBase Database · checked Sep 21, 2026
20Strong evidenceLondon, United KingdomHQ checked Sep 21, 202611-5046 contacts →

Strong evidence

“We are a leading provider of cloud advisory services, cloud migration, DevOps, automation and cloud-managed services to organizations.”

Source: RevenueBase Database · checked Sep 21, 2026
21Partial evidenceLondon, United KingdomHQ checked Sep 21, 202651-20031 contacts →

Partial evidence

“OnApp makes cloud fast, easy & profitable for Telcos, MSPs & other cloud service providers.”

Source: RevenueBase Database · checked Sep 21, 2026
22Indirect evidenceWarrington, United KingdomHQ checked Sep 21, 202611-5030 contacts →

Indirect evidence

“Tech is more demanding than ever, but traditional MSPs are stuck in the past.”

Source: RevenueBase Database · checked Sep 21, 2026
23Partial evidenceLeeds, United KingdomHQ checked Sep 21, 202611-5029 contacts →

Partial evidence

“Dynamic Networks Group is a national award-winning Managed Service Provider with its headquarters in Leeds.”

Source: RevenueBase Database · checked Sep 21, 2026
24Partial evidenceWokingham, United KingdomHQ checked Sep 21, 202611-5029 contacts →

Partial evidence

“Since we’ve been connecting IT channel partners to solutions for multi-layered Cyber-Security, Backup and Disaster Recovery, IT Service Management, Productivity, Professional…”

Source: RevenueBase Database · checked Sep 21, 2026

Showing 24 of 298 public cloud managed service providers based in the United Kingdom

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Public cloud managed service providers based in the United Kingdom at a glance

As of Sep 21, 2026
48.6%Verified-email coverage
14.6Average contacts per company
1-10Median size (employees)
39.6%Largest-city concentration · London
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
157
11-50
98
51-200
31
201-500
8
501-1,000
2
1,001-5,000
2

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 298 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among public cloud managed service providers, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in the United Kingdom whose own description of what they do matches “public cloud managed service providers”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names public cloud managed service providers), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among public cloud managed service providers, and records with no verified work email. Companies headquartered outside United Kingdom are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 2,111 across the full list. 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 21, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Public cloud managed service providers by metro

  • Public cloud managed service providers in London118

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names public cloud managed service providers, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many public cloud managed service providers are there based in the United Kingdom?

RevenueBase identified 298 public cloud managed service providers headquartered in the United Kingdom as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Iomart, headquartered in Glasgow, tops this list with the largest team on record.

Which city has the most public cloud managed service providers?

London leads with 118 headquartered companies, followed by Manchester (10) and Leeds (4).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 2,111 verified decision-maker contacts tracked across these 298 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 21, 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 Smart Search, 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.