Company lists · Data refreshed November 2026

Top 22 Customer service optimization consultants based in the United Kingdom

RevenueBase identified 1,366 company matches for customer service optimization consultants associated with the United Kingdom as of November 2026 and tracks 12,099 professional contacts across them, including 3,697 with verified work emails. London is the largest hub.

This list covers company matches for customer service optimization consultants 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
1,366Companies
12,099Contacts tracked
3,697Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 22 largest customer service optimization consultants based in the United Kingdom

Ranked by team size
Top 22 of 1,366 company matches for customer service optimization consultants 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 matchDatchet, United KingdomHQ recorded Nov 6, 2026501-1,000572 contacts →

Exact match

“Your world is changing at lightning speed; new business models, new technologies, new competitors, and new customers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchParis, United KingdomHQ recorded Nov 6, 2026201-500473 contacts →

Exact match

“fifty-five was founded in 2010 by former Google executives who understood and anticipated the potential of data in brands’ marketing strategies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-200448 contacts →

Exact match

“MBA: The Acceleration Agents, where digital and direct interconnect.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchBirkenhead, United KingdomHQ recorded Nov 6, 20261,001-5,000358 contacts →

Exact match

“Here at The Contact Company, we add value for clients, working as trusted partners to manage and develop their customer contact processes.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchLondon, United KingdomHQ recorded Nov 6, 20265,001-10,000344 contacts →

Exact match

“Merkle, a dentsu company, powers the experience economy.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchLondon & New York, United KingdomHQ recorded Nov 6, 20261,001-5,000279 contacts →

Exact match

“Award-winning Customer Experience and Employee Experience consultancy with offices in London and New York.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchBath, United KingdomHQ recorded Nov 6, 202651-200252 contacts →

Exact match

“Edit are future-focused data and technology experts.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchLeicester, United KingdomHQ recorded Nov 6, 2026201-500227 contacts →

Exact match

“Welcome to Go Inspire - Your Marketing Performance Partner!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchTheale, United KingdomHQ recorded Nov 6, 202651-200181 contacts →

Exact match

“Clarify helps global Technology companies achieve sustained and significant commercial success.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchBristol, United KingdomHQ recorded Nov 6, 202651-200141 contacts →

Exact match

“Squarcle is a procurement, supply chain and digital specialist which sits at the centre of transformation, with a skillset which has proven relevance in any market characterised…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchLondon, United KingdomHQ recorded Nov 6, 202611-5099 contacts →

Exact match

“We’re service communication experts – using a mix of science, creativity and service know-how to improve how you talk with your customers through all channels and media, from…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-20097 contacts →

Exact match

“Humanizing AI-Powered Customer Support The future of customer support is intelligent, efficient-and unmistakably human.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-20095 contacts →

Exact match

“Growth Hub embeds operational teams inside professional services firms.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-20094 contacts →

Exact match

“We blend capability and strategy to help client teams thrive, find and grow happier customers, and deliver profitable growth.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-20086 contacts →

Exact match

“We’re a specialist, management consultancy, focusing on; Customer Experience, Operational Excellence and Change Delivery, dedicated to helping our clients create real, positive…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchBury, United KingdomHQ recorded Nov 6, 2026201-50082 contacts →

Exact match

“We are FM Outsource, a modern customer service outsourcer.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchSwindon, United KingdomHQ recorded Nov 6, 202651-20077 contacts →

Exact match

“Excalibur provides an end to end business consulting service that offers reliable insight, and expertise in communications and technology.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-20067 contacts →

Exact match

“Business Systems is a trusted transformation partner with over 35 years of experience helping CX teams and contact centres become smarter, faster and more compliant.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchLeamington Spa, United KingdomHQ recorded Nov 6, 202651-20065 contacts →

Exact match

“Procure4 helps organizations unlock capital, reduce costs, improve spend visibility, and build high-performing procurement functions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchReading, United KingdomHQ recorded Nov 6, 202651-20058 contacts →

Exact match

“Pink Elephant is an international knowledge leader in the field of business innovation & business change.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchLondon, United KingdomHQ recorded Nov 6, 202611-5057 contacts →

Exact match

“Since we’ve helped ambitious leaders and organisations create true customer-led success.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchLondon, United KingdomHQ recorded Nov 6, 202611-5057 contacts →

Exact match

“For nearly 4 decades, we have worked with some of the world’s best brands to design and enable great customer experiences.”

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

Showing 22 of 1,366 customer service optimization consultants based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 3,697 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Customer service optimization consultants based in the United Kingdom at a glance

As of Nov 6, 2026
30.6%Verified-email coverage
8.9Average contacts per company
1-10Median size (employees)
34.1%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
1,092
11-50
185
51-200
50
201-500
9
501-1,000
5
1,001-5,000
4
5,001-10,000
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 1,366 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 service optimization consultants” 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 3,697 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.

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 service optimization consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many customer service optimization consultants are there based in the United Kingdom?

RevenueBase identified 1,366 company matches for customer service optimization consultants 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?

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

Which city has the most customer service optimization consultants?

London leads with 466 company records, followed by Manchester (36) and Bristol (20).

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 3,697 professional contacts with verified work emails tracked across these 1,366 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.

Ready to reach these companies? Verified emails and direct dials for all 1,366 customer service optimization consultants 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.