Company lists · Data verified August 2026

Top 25 Customer experience consulting firms based in the United Kingdom

There are 964 customer experience consulting firms headquartered in the United Kingdom (RevenueBase, August 2026). RevenueBase tracks 7,016 professional contacts across them, including 2,023 with verified work emails and 760 with mobile numbers. London is the largest hub.

This list covers customer experience consulting firms headquartered in the United Kingdom, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

964Companies
7,016Contacts tracked
2,023Verified emails
760Mobile numbers
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The 25 largest customer experience consulting firms based in the United Kingdom

Ranked by team size
Top 25 of 964 customer experience consulting firms based in the United Kingdom, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#CompanyHQEmployeesContactsVerified emails
1Merkle EmeaEdinburgh5,001-10,000380165
2Ethos FarmNew York1,001-5,00026481
3EDITBath51-20022441
4Chameleon CollectiveLondon51-20015753
5Saffron Brand ConsultantsLondon51-20014857
6SquarcleBristol51-20012657
7KPS UKLondon51-20010263
8TAP CXMLondon51-2007653
9PENLondon51-200759
10Change Management GroupLondon51-2007453
11Business SystemsLondon51-2007143
12HuumunBracknell51-2006834
13Insight6London51-2004618
14Proximity LondonLondon201-500409
15Javelin GroupLondon201-500392
16Purple SquareGatwick51-2003721
17Market Intelligence InternationalLondon51-200359
18Future Thinking UK NOW SavantaLondon201-500353
19Kpmg NunwoodLeeds51-200345
20IDEANLondon501-1,000316
21Forty1London51-200282
22Gemseek, Part Of Accenture SongLondon51-200255
23The Retention PeopleBath51-200253
24Brandscape GroupBalsall Common201-500244
25Rainmaker SolutionsLondon51-2002113

Showing 25 of 964 customer experience consulting firms based in the United Kingdom

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Customer experience consulting firms based in the United Kingdom at a glance

As of Aug 28, 2026
1-10Median size (employees)
LondonLargest hub · 419 HQs
760Contacts with mobile numbers
3Emails re-verified in last 30 days

Companies by employee count

1-10
740
11-50
156
51-200
45
201-500
8
501-1,000
3
1,001-5,000
3
5,001-10,000
1

Customer experience consulting firms by metro

MetroCompanies
Customer experience consulting firms in London419
Customer experience consulting firms in Manchester30
Customer experience consulting firms in Leeds22
Customer experience consulting firms in Bristol16
Customer experience consulting firms in Oxford12
Customer experience consulting firms in Cambridge10
Customer experience consulting firms in Glasgow10

How this list was built

Source
The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion
Companies whose own business descriptions match “customer experience consulting firms”, with match quality audited by blind human judging, and headquartered in the United Kingdom.
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
Contact records re-verify on a rolling cadence; 3 contacts on this list were re-verified in the last 30 days.
Refresh
Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many customer experience consulting firms are there based in the United Kingdom?

There are 964 customer experience consulting firms headquartered in the United Kingdom as of August 2026 (RevenueBase).

What is the largest company on this list?

Merkle Emea, headquartered in Edinburgh, tops this list with the largest team on record.

Which city has the most customer experience consulting firms?

London leads with 419 headquartered companies, followed by Manchester (30) and Leeds (22).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 2,023 verified decision-maker contacts tracked across these 964 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.