Company lists · Data refreshed September 2026
Top 25 Customer data platform consultants based in London, United Kingdom
RevenueBase identified 168 customer data platform consultants headquartered in London, United Kingdom as of September 2026 and tracks 3,295 professional contacts across them, including 1,197 with verified work emails and 183 with mobile numbers. London is the largest hub.
This list covers customer data platform consultants headquartered in London, United Kingdom, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 10, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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.
The 25 largest customer data platform consultants based in London, United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 373 contacts → | ||||
Strong evidence “Mapp helps marketers build personalized customer experiences through our SaaS platform, Mapp Marketing Cloud.” Source: RevenueBase Database · checked Sep 10, 2026Thanks. The Data Team will review it. | |||||
| 2 | 368 contacts → | ||||
Indirect evidence “Merkle, a dentsu company, powers the experience economy.” Source: RevenueBase Database · checked Sep 10, 2026Thanks. The Data Team will review it. | |||||
| 3 | 186 contacts → | ||||
Partial evidence “Elait exists to transform unwieldy data into a competitive advantage.” Source: RevenueBase Database · checked Sep 10, 2026Thanks. The Data Team will review it. | |||||
| 4 | 102 contacts → | ||||
Strong evidence “Massive Rocket is a global consultancy specializing in customer engagement, data, and CRM for enterprise brands.” Source: RevenueBase Database · checked Sep 10, 2026Thanks. The Data Team will review it. | |||||
| 5 | 85 contacts → | ||||
Strong evidence “We're an award-winning CRM agency who specialise in knitting together complex and disparate data to create a powerful single customer view that can deliver significant returns to…” Source: RevenueBase Database · checked Sep 10, 2026Thanks. The Data Team will review it. | |||||
| 6 | 83 contacts → | ||||
Indirect evidence “Remarkable is an award winning agency that brings together deep expertise across multiple specialisms to solve complex brand experiences.” Source: RevenueBase Database · checked Sep 10, 2026Thanks. The Data Team will review it. | |||||
| 7 | 78 contacts → | ||||
Partial evidence “Pobuca, the Customer Experience (CX) company.” Source: RevenueBase Database · checked Sep 10, 2026Thanks. The Data Team will review it. | |||||
| 8 | 78 contacts → | ||||
Indirect evidence “redk is a CRM consulting company with a difference.” Source: RevenueBase Database · checked Sep 10, 2026Thanks. The Data Team will review it. | |||||
| 9 | 77 contacts → | ||||
Partial evidence “At Tap CXM, we believe businesses do best when they focus on customer experience.” Source: RevenueBase Database · checked Sep 10, 2026Thanks. The Data Team will review it. | |||||
| 10 | 66 contacts → | ||||
Partial evidence “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 &…” Source: RevenueBase Database · checked Sep 10, 2026Thanks. The Data Team will review it. | |||||
| 11 | 62 contacts → | ||||
Strong evidence “Uptitude is a Data and Business Intelligence Consultancy that provides customised solutions to complex data problems.” Source: RevenueBase Database · checked Sep 10, 2026Thanks. The Data Team will review it. | |||||
| 12 | 57 contacts → | ||||
Strong evidence “Silverbullet is a leading Data-Driven Customer Experience (CX) Company that empowers the world's leading brands to better understand the data they collect, store, and activate to…” Source: RevenueBase Database · checked Sep 10, 2026Thanks. The Data Team will review it. | |||||
| 13 | 55 contacts → | ||||
Partial evidence “Plinc helps brands turn first-party data into competitive advantage.” Source: RevenueBase Database · checked Sep 10, 2026Thanks. The Data Team will review it. | |||||
| 14 | 42 contacts → | ||||
Partial evidence “Lumilinks is an award-winning Data & AI partner that helps organisations unlock the hidden value in their data, turning complexity into clarity, and raw data into real business…” Source: RevenueBase Database · checked Sep 10, 2026Thanks. The Data Team will review it. | |||||
| 15 | 39 contacts → | ||||
Strong evidence “We are Rapier, a leading AI customer growth platform with a strong focus on transforming first-party customer data into business growth.” Source: RevenueBase Database · checked Sep 10, 2026Thanks. The Data Team will review it. | |||||
| 16 | 35 contacts → | ||||
Indirect evidence “As a Salesforce registered partner, we specialise in implementing and supporting Salesforce CRM and B2B Marketing Automation services.” Source: RevenueBase Database · checked Sep 10, 2026Thanks. The Data Team will review it. | |||||
| 17 | 34 contacts → | ||||
Partial evidence “LeadScale provides the greatest leverage to any business – the ability to use personal data to identify more opportunities earlier, driving revenue at scale.” Source: RevenueBase Database · checked Sep 10, 2026Thanks. The Data Team will review it. | |||||
| 18 | 34 contacts → | ||||
Strong evidence “Abacus is a Software as a Service (SaaS) provider with unique proprietary Customer Data Platform (CDP) and Digital eXperience Platform (DXP) offerings.” Source: RevenueBase Database · checked Sep 10, 2026Thanks. The Data Team will review it. | |||||
| 19 | 34 contacts → | ||||
Partial evidence “Acxiom puts data to work, solving complex challenges for the world’s leading brands and agencies.” Source: RevenueBase Database · checked Sep 10, 2026Thanks. The Data Team will review it. | |||||
| 20 | 31 contacts → | ||||
Strong evidence “Cognifide is a WPP marketing technology consultancy that works with some of the world’s leading businesses to deliver exceptional customer experiences.” Source: RevenueBase Database · checked Sep 10, 2026Thanks. The Data Team will review it. | |||||
| 21 | 29 contacts → | ||||
Partial evidence “We are an award-winning marketing agency helping ambitious businesses unlock growth by connecting data, technology, processes and campaigns into a single, effective marketing…” Source: RevenueBase Database · checked Sep 10, 2026Thanks. The Data Team will review it. | |||||
| 22 | 29 contacts → | ||||
Strong evidence “With our expert consultants, we unlock the power of your data and transform your Marketing capabilities, building sustainable value in your organisation in a privacy respectful…” Source: RevenueBase Database · checked Sep 10, 2026Thanks. The Data Team will review it. | |||||
| 23 | 27 contacts → | ||||
Strong evidence “Acrotrend is a full-service customer analytics consultancy specialising in enhancing customer lifetime value for its clients using industry expertise, practical data science and…” Source: RevenueBase Database · checked Sep 10, 2026Thanks. The Data Team will review it. | |||||
| 24 | 22 contacts → | ||||
Indirect evidence “We are a consulting & technology company with expertise across Consumer, B2B and Health.” Source: RevenueBase Database · checked Sep 10, 2026Thanks. The Data Team will review it. | |||||
| 25 | 17 contacts → | ||||
Strong evidence “Audiencerate is the Marketing Data Platform that helps agencies, brands, and public organizations turn fragmented data into precise audiences and activate them across every…” Source: RevenueBase Database · checked Sep 10, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: customer data platform consultants. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names customer data platform consultants.
- Partial evidence
- Its own public description names part of customer data platform consultants, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name customer data platform consultants. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 168 customer data platform consultants based in London, United Kingdom
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Customer data platform consultants based in London, United Kingdom at a glance
As of Sep 10, 2026Companies by employee count
Freshness & accuracy
How recently the business emails were verified and the company information checked
Email last verified
Median 13.0dCompany record updated
Median 71.0dHow this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among customer data platform consultants, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in London, United Kingdom whose own description of what they do matches “customer data platform consultants”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names customer data platform consultants), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among customer data platform consultants, and records with no verified work email. Companies headquartered outside London are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 1,197 across the full list. 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.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Customer data platform consultants by metro in the United Kingdom
- Customer data platform consultants in London151
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names customer data platform consultants, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many customer data platform consultants are there based in London, United Kingdom?
RevenueBase identified 168 customer data platform consultants headquartered in London, United Kingdom as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
MAPP, headquartered in London, tops this list with the largest team on record.
Which city has the most customer data platform consultants?
London leads with 151 headquartered companies, followed by Manchester (11) and Edinburgh (6).
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 1,197 verified decision-maker contacts tracked across these 168 companies.
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.
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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 Smart Search, 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.
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