Company lists · Data refreshed November 2026

Top 25 Customer retention services based in the United Kingdom

RevenueBase identified 124 company matches for customer retention services associated with the United Kingdom as of November 2026 and tracks 2,541 professional contacts across them, including 410 with verified work emails. London is the largest hub.

This list covers company matches for customer retention 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
124Companies
2,541Contacts tracked
410Verified emails
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The 25 largest customer retention services based in the United Kingdom

Ranked by team size
Top 25 of 124 company matches for customer retention 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 matchLondon, United KingdomHQ recorded Nov 6, 2026201-5001,023 contacts →

Exact match

“TLC Worldwide is a global leader in customer engagement, loyalty, and reward solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchHuddersfield, United KingdomHQ recorded Nov 6, 202611-50126 contacts →

Exact match

“We’re Ello, the agency who create everlasting connections between brands and consumers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-200106 contacts →

Exact match

“LIDA: The next generation loyalty agency Loyalty has united families, mobilised armies and moved electorates.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchSheffield, United KingdomHQ recorded Nov 6, 2026201-50085 contacts →

Exact match

“Voice is an agency that specialises in customer acquisition, development and retention programs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchIpswich, United KingdomHQ recorded Nov 6, 202611-5075 contacts →

Exact match

“HTK is a leading cloud-based (SaaS) software-as-a-service provider, offering innovative data insights, machine learning and loyalty marketing solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchPark, United KingdomHQ recorded Nov 6, 202651-20075 contacts →

Exact match

“LTK are a outsourced solutions provider, assisting you to reach your goals through customer retention, sales growth, business & strategy development/ implementation and people…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-20050 contacts →

Exact match

“Every customer is unique.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchReading, United KingdomHQ recorded Nov 6, 202651-20031 contacts →

Exact match

“At Ecrebo, we empower retailers with innovative technologies that drive customer loyalty, increase revenue, and elevate brand experiences.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchBrighton, United KingdomHQ recorded Nov 6, 202651-20030 contacts →

Exact match

“Boost your business’ loyalty and rewards offering by partnering with Rocket today!”

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

Exact match

“At Retain we believe that customer engagement is one of the biggest reasons why customers come back to your dealership and not elsewhere.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchLondon, United KingdomHQ recorded Nov 6, 2026201-50024 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchLondon, United KingdomHQ recorded Nov 6, 202611-5014 contacts →

Exact match

“Loyalzoo is a customer loyalty and retention platform built for independent retailers, hospitality businesses, and multi-location brands.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchGuildford, United KingdomHQ recorded Nov 6, 202611-5013 contacts →

Exact match

“HELLO….”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchLondon, United KingdomHQ recorded Nov 6, 202611-5011 contacts →

Exact match

“Founded with the vision of revolutionizing email marketing for e-commerce brands.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchLondon, United KingdomHQ recorded Nov 6, 20261-1010 contacts →

Exact match

“We build dynamic strategies that are creative, data-driven and customer centric, to reach new heights for our brand partners.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchNorthampton, United KingdomHQ recorded Nov 6, 202611-508 contacts →

Exact match

“The Customer Strategy Network is a global network of independent customer loyalty practitioners who are passionate about customer engagement and seek to promote innovation within…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchCambridge, United KingdomHQ recorded Nov 6, 202611-505 contacts →

Exact match

“NeuCurrent - an autopilot customer retention management platform | Customer data integration | Analytics for customer retention | Retention strategy automation | Automatic…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchBristol, United KingdomHQ recorded Nov 6, 202611-505 contacts →

Exact match

“With over 40 years of experience in the management team of providing in-house and outsourced telephone services, Connect Worldwide Services has unrivalled expertise in…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchUnited KingdomHQ recorded Nov 6, 20261-105 contacts →

Exact match

“CS Cloud Consulting helps mid-market companies get AI right across the wider customer support function.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchOld Basford, United KingdomHQ recorded Nov 6, 202651-2004 contacts →

Exact match

“Customer Contact Strategy campaigns should be seen as an extension to your current marketing strategy, where responses by direct mail and email are exhausted and not reaping the…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchLondon, United KingdomHQ recorded Nov 6, 202611-503 contacts →

Exact match

“We increase insurance providers acquisition & retention.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchCardiff, United KingdomHQ recorded Nov 6, 202611-503 contacts →

Exact match

“Better Experiences = Better World At Customer Start, we're your dedicated partner in all things customer-related.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchLondon, United KingdomHQ recorded Nov 6, 202611-502 contacts →

Exact match

“ALFA CONNECT GROUP helps brands unlock their true potential: Our mission is to empower businesses to cultivate meaningful connections with their customers, drive loyalty…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchMaidenhead, United KingdomHQ recorded Nov 6, 20261-102 contacts →

Exact match

“At Mellion we have over twenty years of experience in helping organisations across a wide variety of sectors to enhance existing commitment, clarify relationships and improve…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchSouthend-on-sea, United KingdomHQ recorded Nov 6, 20261-102 contacts →

Exact match

“An innovative and successful Customer Insight & Engagement platform.”

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

Showing 25 of 124 customer retention services based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 410 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Customer retention services based in the United Kingdom at a glance

As of Nov 6, 2026
16.1%Verified-email coverage
20.5Average contacts per company
1-10Median size (employees)
40.3%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
64
11-50
37
51-200
13
201-500
6
501-1,000
1
1,001-5,000
3

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 124 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 “customer retention 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 410 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.

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

How many customer retention services are there based in the United Kingdom?

RevenueBase identified 124 company matches for customer retention 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?

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

Which city has the most customer retention services?

London leads with 50 company records, followed by Manchester (6) and Belfast (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 410 professional contacts with verified work emails tracked across these 124 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.