Company lists · Data refreshed November 2026

Top 15 Enterprise systems integration companies based in the United Kingdom

RevenueBase identified 527 company matches for enterprise systems integration companies associated with the United Kingdom as of November 2026 and tracks 11,724 professional contacts across them, including 4,124 with verified work emails. London is the largest hub.

This list covers company matches for enterprise systems integration companies 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 5, 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 5, 2026 How this list was built
527Companies
11,724Contacts tracked
4,124Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 15 largest enterprise systems integration companies based in the United Kingdom

Ranked by team size
Top 15 of 527 company matches for enterprise systems integration companies based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 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 matchSheffield, United KingdomHQ recorded Nov 5, 2026201-500262 contacts →

Exact match

“For organisations facing the compounding threats of ageing assets, a retiring workforce, and evolving cyber attacks, the status quo is no longer an option.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2Exact matchMaidenhead, United KingdomHQ recorded Nov 5, 2026201-500236 contacts →

Exact match

“BMSI is the UK’s largest & leading Independent systems integrator of Building Energy Management Systems (BEMS).”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3Exact matchLondon, United KingdomHQ recorded Nov 5, 202651-200170 contacts →

Exact match

“Your UK-based Oracle Cloud Managed Service Provider and Systems Integrator.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4Exact matchFrimley, United KingdomHQ recorded Nov 5, 202651-200120 contacts →

Exact match

“Cinos is an industry-leading, agile, and innovative systems integrator.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5Exact matchEynsham, United KingdomHQ recorded Nov 5, 202651-200115 contacts →

Exact match

“European Electronique is a leading UK systems Integrator, specialising in the delivery of secure technology platforms including Hybrid IT, Cyber Security and Networking…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6Exact matchMaidenhead, United KingdomHQ recorded Nov 5, 202651-200110 contacts →

Exact match

“NeosAlpha: Your Trusted Partner in IT Consulting and Digital Transformation Founded in the UK in 2017, NeosAlpha is a niche IT consulting and services company, that delivers…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7Exact matchLondon, United KingdomHQ recorded Nov 5, 2026201-500105 contacts →

Exact match

“Adapt is a leading UK managed cloud services provider and integrator, enabling customers’ digital evolution.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8Exact matchLondon, United KingdomHQ recorded Nov 5, 202651-20098 contacts →

Exact match

“Integrate your systems, create a single trusted view of data and access real-time insights – all in one cloud-native solution.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9Exact matchReading, United KingdomHQ recorded Nov 5, 202611-5084 contacts →

Exact match

“Headquartered at Reading, Berkshire in United Kingdom, Bit Wave Solutions enables global businesses to build their future by directing clients’ innovation & customization agenda.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10Exact matchLeeds, United KingdomHQ recorded Nov 5, 202651-20080 contacts →

Exact match

“Bluesmith specialises in bespoke systems for Blue Chip and government clients.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11Exact matchEdinburgh, United KingdomHQ recorded Nov 5, 202651-20075 contacts →

Exact match

“Cloudsoft is a specialist software engineering business focused on product adoption and extensibility within the cloud ecosystem.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12Exact matchHolborn, United KingdomHQ recorded Nov 5, 202651-20068 contacts →

Exact match

“Infoteck Solutions: Empowering Integration and Automation Welcome to Infoteck Solutions, your trusted partner in seamless integration and efficient automation.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13Exact matchEast Kilbride, United KingdomHQ recorded Nov 5, 202651-20066 contacts →

Exact match

“At Eureka Solutions, we specialise in implementing powerful cloud-based systems that have the potential to revolutionise your business.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14Exact matchBrentford, United KingdomHQ recorded Nov 5, 202651-20063 contacts →

Exact match

“Working with distribution, manufacturing, and e-commerce organisations, Balloon One implements software solutions that fit their businesses perfectly and which help streamline…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15Exact matchScunthorpe, United KingdomHQ recorded Nov 5, 202651-20057 contacts →

Exact match

“At The HBP Group, we pride ourselves on being more than just a technology company.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase

Showing 15 of 527 enterprise systems integration companies based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 4,124 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Enterprise systems integration companies based in the United Kingdom at a glance

As of Nov 5, 2026
35.2%Verified-email coverage
22.2Average contacts per company
1-10Median size (employees)
30.0%Largest-city concentration · London
Nov 5, 2026Page data refreshed

Companies by employee count

1-10
291
11-50
149
51-200
61
201-500
13
501-1,000
5
1,001-5,000
3
10001+
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 527 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 “enterprise systems integration companies” 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 4,124 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 5, 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.

Enterprise systems integration companies 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 “enterprise systems integration companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many enterprise systems integration companies are there based in the United Kingdom?

RevenueBase identified 527 company matches for enterprise systems integration companies 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?

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

Which city has the most enterprise systems integration companies?

London leads with 158 company records, followed by Manchester (15) and Bristol (11).

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 4,124 professional contacts with verified work emails tracked across these 527 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 5, 2026.

Ready to reach these companies? Verified emails and direct dials for all 527 enterprise systems integration companies based in the United Kingdom. Start with a free account, no credit card.

Download this list →

Related lists

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.