Company lists · Data refreshed November 2026

Top 22 Data migration and integration services based in the United Kingdom

RevenueBase identified 171 company matches for data migration and integration services associated with the United Kingdom as of November 2026 and tracks 1,382 professional contacts across them, including 564 with verified work emails. London is the largest hub.

This list covers company matches for data migration and integration 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 November 6, 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 Nov 6, 2026 How this list was built
171Companies
1,382Contacts tracked
564Verified emails
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The 22 largest data migration and integration services based in the United Kingdom

Ranked by team size
Top 22 of 171 company matches for data migration and integration services based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 matchYork, United KingdomHQ recorded Nov 6, 202651-200133 contacts →

Exact match

“Microsoft Partner of the Year 2024, Simpson Associates is a Data Transformation and managed services provider that helps organisations from both the public and private sectors…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchBelfast, United KingdomHQ recorded Nov 6, 202651-20069 contacts →

Exact match

“Trusted by global brands and industry leaders for more than 15 years, Cirata provides continuous, automated, open data movement and management, AI enablement, low cost and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchRichmond, United KingdomHQ recorded Nov 6, 202651-20054 contacts →

Exact match

“At Estafet, we don’t just optimize processes - we revolutionize how enterprises operate.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-20053 contacts →

Exact match

“Diegesis is a business technology and IT systems integration company that specialises in Decision Support Solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-20048 contacts →

Exact match

“Pace Integration is a unique technology consultancy that solves your integration challenge – focused on enterprise systems integration strategy, architecture and design that is…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchParc Menai, United KingdomHQ recorded Nov 6, 202611-5045 contacts →

Exact match

“Many organisations struggle with complex, fragmented data across multiple systems.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchLondon, United KingdomHQ recorded Nov 6, 202611-5035 contacts →

Exact match

“We connect your CRM, ERP, AI and Cloud systems, bridging internal platforms and external tools so your data flows cleanly, your processes run automatically, and your business…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchManchester, United KingdomHQ recorded Nov 6, 202611-5031 contacts →

Exact match

“IDS was founded on a simple belief: quality matters.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchLeeds, United KingdomHQ recorded Nov 6, 202651-20028 contacts →

Exact match

“Iridium is a Leeds-based consultancy specialising in delivering large-scale and complex migration and platform services for national and international organisations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchKings Langley, United KingdomHQ recorded Nov 6, 202611-5027 contacts →

Exact match

“Datalynx Ltd is a UK-based consultancy with over 20 years’ experience, dedicated to delivering data migration, data integration, data quality and data architecture & analytics…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchPlymouth, United KingdomHQ recorded Nov 6, 202611-5020 contacts →

Exact match

“We are a Hybrid Integration Solutions and professional services company delivering Application Integration, B2B Community Integration and Managed File Transfer to medium and large…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchHarlow, United KingdomHQ recorded Nov 6, 202611-5019 contacts →

Exact match

“Mandant is the leading UK based SAP Integration consultancy with unparalleled experience in integrating SAP systems with SAP-SAP, LEGACY-SAP and SAP-cloud applications.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchLondon, United KingdomHQ recorded Nov 6, 202611-5018 contacts →

Exact match

“Xmateria is first and foremost a data company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchTachbrook Park Warwick, United KingdomHQ recorded Nov 6, 202651-20018 contacts →

Exact match

“Data Confidence.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchLondon, United KingdomHQ recorded Nov 6, 202611-5017 contacts →

Exact match

“Supporting professional services firms with their requirements across setup, adoption, data migration, training, managed services and integrations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-20017 contacts →

Exact match

“iTrain is an independent change management and integration services company specialising in SAP, Oracle and Coupa.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchLondon, United KingdomHQ recorded Nov 6, 20261-1012 contacts →

Exact match

“Specialized in Integration domain.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchSutton, United KingdomHQ recorded Nov 6, 202651-20010 contacts →

Exact match

“At Adaptris our mantra is Integration Anywhere.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchSalisbury, United KingdomHQ recorded Nov 6, 202611-509 contacts →

Exact match

“Over the last 20 years Migrate has grown into a Data Services company specializing in Data Migration to Salesforce and extensive Data Cleansing.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchLondon, United KingdomHQ recorded Nov 6, 20261-109 contacts →

Exact match

“We provide High Quality & Low Cost Salesforce.com Solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchTotnes, United KingdomHQ recorded Nov 6, 20261-108 contacts →

Exact match

“Enterprise Integration Solutions for Microsoft BizTalk Server and Azure.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchManchester, United KingdomHQ recorded Nov 6, 202611-508 contacts →

Exact match

“GNC Technology is a UK IT consultancy specialising in Microsoft 365 migrations, digital transformation, and managed IT services for organisations across regulated sectors.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 22 of 171 data migration and integration services based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 564 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Data migration and integration services based in the United Kingdom at a glance

As of Nov 6, 2026
40.8%Verified-email coverage
8.1Average contacts per company
1-10Median size (employees)
33.9%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
112
11-50
42
51-200
15
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 171 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 “data migration and integration 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 564 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 November 6, 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.

Data migration and integration 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 “data migration and integration services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many data migration and integration services are there based in the United Kingdom?

RevenueBase identified 171 company matches for data migration and integration services associated with the United Kingdom as of November 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?

Simpson Associates tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most data migration and integration services?

London leads with 58 company records, followed by Manchester (5) and Reading (4).

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 564 professional contacts with verified work emails tracked across these 171 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 November 6, 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.