Company lists · Data refreshed October 2026

Top 25 List updating services based in the United Kingdom

RevenueBase identified 70 company matches for list updating services associated with the United Kingdom as of October 2026 and tracks 1,018 professional contacts across them, including 406 with verified work emails. London is the largest hub.

This list covers company matches for list updating 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 October 27, 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 Oct 27, 2026 How this list was built
70Companies
1,018Contacts tracked
406Verified emails
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The 25 largest list updating services based in the United Kingdom

Ranked by team size
Top 25 of 70 company matches for list updating services based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 27, 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 matchLondon, United KingdomHQ recorded Oct 27, 2026201-500479 contacts →

Exact match

“Cognism provides accurate, compliant-first B2B data and sales intelligence for teams growing across Europe and beyond.”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
2Exact matchBracknell, United KingdomHQ recorded Oct 27, 202651-200174 contacts →

Exact match

“Supercharge Your Success with InFynd!”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
3Exact matchWorcester, United KingdomHQ recorded Oct 27, 2026501-1,00064 contacts →

Exact match

“GBG Loqate is a trusted data specialist for businesses of all sizes and sectors.”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
4Exact matchChester, United KingdomHQ recorded Oct 27, 202611-5037 contacts →

Exact match

“THE DATA QUALITY COMPANY Data8 is an award winning data quality management company.”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
5Exact matchBracknell, United KingdomHQ recorded Oct 27, 202611-5034 contacts →

Exact match

“We specialise in putting just the right health-care contacts directly in the hands of your sales professionals.”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
6Exact matchEssex, United KingdomHQ recorded Oct 27, 202611-5021 contacts →

Exact match

“Impact Marketing is a data owner and direct marketing company based in Tiptree, Essex.”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
7Exact matchWymondham, United KingdomHQ recorded Oct 27, 20261-1013 contacts →

Exact match

“We know that the relationship with your customers is vital.”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
8Exact matchFarnham, United KingdomHQ recorded Oct 27, 202611-5012 contacts →

Exact match

“i-4business is a live, on-line resource covering EVERY key decision maker within EVERY enterprise organisation.”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
9Exact matchCanterbury, United KingdomHQ recorded Oct 27, 202651-20011 contacts →

Exact match

“Restoring your faith in data - We’re a B2B- Data Services Agency with a difference.”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
10Exact matchWarwick, United KingdomHQ recorded Oct 27, 202611-5011 contacts →

Exact match

“Cardwell Marketing provides businesses with database marketing solutions.”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
11Exact matchCheshire, United KingdomHQ recorded Oct 27, 202611-509 contacts →

Exact match

“We are the UK’s most experienced list broker, meaning we act as an impartial list sourcing service for our clients.”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
12Exact matchErdington, United KingdomHQ recorded Oct 27, 202611-509 contacts →

Exact match

“DataShop is the UK’s most successful lead generation company and business data provider.”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
13Exact matchRotherham, United KingdomHQ recorded Oct 27, 20261-105 contacts →

Exact match

“Data Planning - We take the headaches away from your data planning and buying Email Marketing - Creative Broadcast enables you to directly target your key audience via email…”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
14Exact matchLondon, United KingdomHQ recorded Oct 27, 20261-104 contacts →

Exact match

“Lead Generation, Data Enhancement, Data Cleansing, List Rental, Landline Data, Mobile & SMS Data, Postal Data, Business Data, Consumer Data”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
15Exact matchChatham, United KingdomHQ recorded Oct 27, 20261-104 contacts →

Exact match

“Accurate, relevant data is the key to any successful marketing programme.”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
16Exact matchBournemouth, United KingdomHQ recorded Oct 27, 202611-504 contacts →

Exact match

“The Direct Marketing Experts in B2C & B2B Marketing, with over 10 Million Unique Data records we can definitely profile our data sets in many ways, we also have our own center…”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
17Exact matchCorsham, United KingdomHQ recorded Oct 27, 20261-104 contacts →

Exact match

“Data Enhancement Solutions was formed by 3 people with a combined experience of over 50 years in the data industry.”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
18Exact matchEly, United KingdomHQ recorded Oct 27, 202611-504 contacts →

Exact match

“Wyvern DM is a leading direct marketing services company dedicated to making the lives of marketers easier and more profitable.”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
19Exact matchManchester, United KingdomHQ recorded Oct 27, 20261-104 contacts →

Exact match

“Marketing Lists – We Provide and Cleanse Marketing Data Data Supply Create & Customise Bespoke Marketing Lists.”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
20Exact matchNewbury, United KingdomHQ recorded Oct 27, 20261-103 contacts →

Exact match

“Blue Tortoise provides intelligent data analysis, sourcing and management to help B2B organisations fulfil their sales and marketing strategies.”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
21Exact matchBournemouth, United KingdomHQ recorded Oct 27, 202611-503 contacts →

Exact match

“We love direct marketing – all types, we’re not specific.”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
22Exact matchBerkhamsted, United KingdomHQ recorded Oct 27, 20261-103 contacts →

Exact match

“Global Data Partners is a new breed of marketing agency, delivering innovative, effective and measurable global data solutions.”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
23Exact matchChatham, United KingdomHQ recorded Oct 27, 202611-502 contacts →

Exact match

“We provide a comprehensive range of services to help organizations effectively in a number of different ways.”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
24Exact matchChesterfield, United KingdomHQ recorded Oct 27, 20261-102 contacts →

Exact match

“WhichList2 is a specialist business and consumer direct marketing list supplier.”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
25Exact matchSoutham, United KingdomHQ recorded Oct 27, 202611-502 contacts →

Exact match

“Oblong UK was formed in 2006, providing SIC coding and data cleaning services, but has since evolved to provide a full spectrum of business data services.”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase

Showing 25 of 70 list updating services based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 406 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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List updating services based in the United Kingdom at a glance

As of Oct 27, 2026
39.9%Verified-email coverage
14.5Average contacts per company
1-10Median size (employees)
21.4%Largest-city concentration · London
Oct 27, 2026Page data refreshed

Companies by employee count

1-10
42
11-50
20
51-200
2
201-500
4
501-1,000
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 70 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 “list updating 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 406 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 October 27, 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.

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 “list updating services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many list updating services are there based in the United Kingdom?

RevenueBase identified 70 company matches for list updating services associated with the United Kingdom as of October 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?

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

Which city has the most list updating services?

London leads with 15 company records, followed by Bournemouth (2) and Bracknell (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 406 professional contacts with verified work emails tracked across these 70 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 October 27, 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.