Company lists · Data refreshed September 2026

Top 25 Customer success consulting firms based in London, United Kingdom

Name: Customer success consulting firms based in London, United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 10, 2026 482 companies tracked

RevenueBase identified 482 company matches for customer success consulting firms associated with London, United Kingdom as of September 2026 and tracks 3,141 professional contacts across them, including 881 with verified work emails and 247 with mobile numbers. Across the United Kingdom, London is the largest hub for this category.

This list covers company matches for customer success consulting firms associated with London, 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 September 10, 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 Sep 10, 2026 How this list was built

482Companies

3,141Contacts tracked

881Verified emails

247Mobile numbers

Explore this list → Free signup · no credit card · 500 free credits

The 25 largest customer success consulting firms based in London, United Kingdom

Ranked by team size

Top 25 of 482 company matches for customer success consulting firms based in London, United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 10, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Vertex Data Science	Exact match	London, United KingdomHQ recorded Sep 10, 2026	51-200	569 contacts →
	Exact match “Vertex is a leader in BPO and Customer Management Outsourcing, serving over 200 clients worldwide across many sectors.” Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase
2	ORG	Exact match	London, United KingdomHQ recorded Sep 10, 2026	1,001-5,000	139 contacts →
	Exact match “We believe that change is an opportunity to thrive.” Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase
3	Momentumabm	Exact match	London, United KingdomHQ recorded Sep 10, 2026	51-200	89 contacts →
	Exact match “MomentumABM is a growth consultancy that enables global organizations to achieve market-beating performance by winning, growing, and retaining their most valuable client…” Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase
4	Growth HUB	Exact match	London, United KingdomHQ recorded Sep 10, 2026	51-200	85 contacts →
	Exact match “Growth Hub embeds operational teams inside professional services firms.” Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase
5	TAP CXM	Exact match	London, United KingdomHQ recorded Sep 10, 2026	51-200	77 contacts →
	Exact match “At Tap CXM, we believe businesses do best when they focus on customer experience.” Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase
6	PEN	Exact match	London, United KingdomHQ recorded Sep 10, 2026	51-200	76 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 · Sep 10, 2026 · View company records in RevenueBase
7	Cloud Orca	Exact match	London, United KingdomHQ recorded Sep 10, 2026	51-200	73 contacts →
	Exact match “Part of Cooper Parry, Cloud Orca are a award winning London based Salesforce CRM consultancy focused on delivering effective, profitable and successful implementations and support…” Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase
8	The Tecsa Group	Exact match	London, United KingdomHQ recorded Sep 10, 2026	51-200	66 contacts →
	Exact match “Tecsa is a specialist retail loyalty and analytics consultancy founded and led by former retail executives who built and ran major loyalty programmes, including Nectar, Holland &…” Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase
9	Business Systems	Exact match	London, United KingdomHQ recorded Sep 10, 2026	51-200	63 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 · Sep 10, 2026 · View company records in RevenueBase
10	Xlr8	Exact match	London, United KingdomHQ recorded Sep 10, 2026	11-50	59 contacts →
	Exact match “Consult us for.” Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase
11	Signalcx	Exact match	London, United KingdomHQ recorded Sep 10, 2026	11-50	51 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 · Sep 10, 2026 · View company records in RevenueBase
12	The Foundation	Exact match	London, United KingdomHQ recorded Sep 10, 2026	11-50	49 contacts →
	Exact match “Since we’ve helped ambitious leaders and organisations create true customer-led success.” Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase
13	Pracedo	Exact match	London, United KingdomHQ recorded Sep 10, 2026	51-200	48 contacts →
	Exact match “At Pracedo, we're not just Salesforce Consultants.” Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase
14	Nebula Consulting	Exact match	London, United KingdomHQ recorded Sep 10, 2026	11-50	35 contacts →
	Exact match “As a Salesforce registered partner, we specialise in implementing and supporting Salesforce CRM and B2B Marketing Automation services.” Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase
15	Market Intelligence International	Exact match	London, United KingdomHQ recorded Sep 10, 2026	51-200	35 contacts →
	Exact match “Market Intelligence International (Marketii) is a trusted advisor to the world’s leading organizations in technology, medical devices, and consumer products.” Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase
16	Acquisition INC	Exact match	London, United KingdomHQ recorded Sep 10, 2026	11-50	34 contacts →
	Exact match “Customer Acquisition seems to be the end goal of so much global marketing spend, yet the complexity of all the moving parts is often overlooked.” Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase
17	Kpmg Nunwood	Exact match	London, United KingdomHQ recorded Sep 10, 2026	51-200	33 contacts →
	Exact match “KPMG Nunwood specialises in customer experience improvement.” Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase
18	Journey4	Exact match	London, United KingdomHQ recorded Sep 10, 2026	1-10	28 contacts →
	Exact match “We are experts in customer-led growth and transformation.” Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase
19	JTN Group	Exact match	London, United KingdomHQ recorded Sep 10, 2026	11-50	27 contacts →
	Exact match “JTN stands for growth in all its forms: Revenue Growth; Margin Growth; and Personal Growth.” Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase
20	Cantata	Exact match	London, United KingdomHQ recorded Sep 10, 2026	11-50	25 contacts →
	Exact match “Cantata is the UK’s leading independent CRM specialist consultancy, helping organisations to gain the most from customer and stakeholder management.” Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase
21	Mint Consulting	Exact match	London, United KingdomHQ recorded Sep 10, 2026	11-50	24 contacts →
	Exact match “Founded by Sam Joyce and launched in October 2023, Mint is bringing together the learnings of a team with decades of experience in the Salesforce ecosystem, building the best team…” Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase
22	Gemseek, Part Of Accenture Song	Exact match	London, United KingdomHQ recorded Sep 10, 2026	51-200	24 contacts →
	Exact match “We are here to help global enterprises design, build and scale up their customer experience programs.” Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase
23	Frankly Solutions	Exact match	London, United KingdomHQ recorded Sep 10, 2026	11-50	23 contacts →
	Exact match “We are a specialised Salesforce Consulting partner, helping customers to maximize the value of their investment in the Salesforce ecosystem.” Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase
24	Loop Horizon	Exact match	London, United KingdomHQ recorded Sep 10, 2026	11-50	22 contacts →
	Exact match “We are a consulting & technology company with expertise across Consumer, B2B and Health.” Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase
25	Hamilton Capital Holding	Exact match	London, United KingdomHQ recorded Sep 10, 2026	11-50	20 contacts →
	Exact match “At Hamilton, we bridge the gap between your organisation and your clients.” Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “customer success consulting firms”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 482 customer success consulting firms based in London, United Kingdom

See the full list, filter by size, metro and specialty, and access 881 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Customer success consulting firms based in London, United Kingdom at a glance

As of Sep 10, 2026

28.0%Verified-email coverage

7.9%Mobile-number coverage

6.5Average contacts per company

1-10Median size (employees)

Sep 10, 2026Page data refreshed

Companies by employee count

1-10

367

11-50

51-200

501-1,000

1,001-5,000

Freshness & accuracy

How recently the business emails were verified and the company information checked

Email last verified

Median 12.0d

8030–30

7431–60

061–90

090–180

4180+

Company record updated

Median 73.0d

00–30

1,19631–60

1,46561–90

33490–180

146180+

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 London, United Kingdom whose business descriptions match “customer success consulting firms” 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 881 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 September 10, 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 success consulting firms by metro in the United Kingdom

Customer success consulting firms in Manchester35

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 success consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many customer success consulting firms are there based in London, United Kingdom?

RevenueBase identified 482 company matches for customer success consulting firms associated with London, United Kingdom as of September 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?

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

Which city in the United Kingdom has the most customer success consulting firms?

London leads the United Kingdom with 480 company records, followed by Manchester (35) and Leeds (19).

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 881 professional contacts with verified work emails tracked across these 482 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 September 10, 2026.

Ready to reach these companies? Verified emails and direct dials for all 482 customer success consulting firms based in London, United Kingdom. Start with a free account, no credit card.

Download this list →

Related lists

Customer success consulting firms by geography

Browse the directory

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.