Company lists · Data refreshed September 2026

Top 25 Marketing analytics consulting firms based in London, United Kingdom

Name: Marketing analytics 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 5, 2026 984 companies tracked

RevenueBase identified 984 company matches for marketing analytics consulting firms associated with London, United Kingdom as of September 2026 and tracks 24,959 professional contacts across them, including 7,861 with verified work emails. Across the United Kingdom, London is the largest hub for this category.

This list covers company matches for marketing analytics 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 5, 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 5, 2026 How this list was built

984Companies

24,959Contacts tracked

7,861Verified emails

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The 25 largest marketing analytics consulting firms based in London, United Kingdom

Ranked by team size

Top 25 of 984 company matches for marketing analytics consulting firms based in London, United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 5, 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	Kantar	Exact match	London, United KingdomHQ recorded Sep 5, 2026	10001+	15,564 contacts →
	Exact match “Kantar is the world’s leading marketing data and analytics business.” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
2	Mintel	Exact match	London, United KingdomHQ recorded Sep 5, 2026	1,001-5,000	1,475 contacts →
	Exact match “At Mintel, we empower businesses to navigate the future with confidence.” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
3	Quantzig	Exact match	London, United KingdomHQ recorded Sep 5, 2026	201-500	216 contacts →
	Exact match “Quantzig is at the forefront of partnering with businesses to help them unlock transformative value through analytics solutions.” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
4	Kinesso Uk&i	Exact match	London, United KingdomHQ recorded Sep 5, 2026	501-1,000	194 contacts →
	Exact match “KINESSO UK is the award-winning, tech-driven performance marketing agency delivering actionable growth for direct clients and agency partners.” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
5	R3	Exact match	London, United KingdomHQ recorded Sep 5, 2026	201-500	149 contacts →
	Exact match “R3 is now known as mediasense.” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
6	The Media People	Exact match	London, United KingdomHQ recorded Sep 5, 2026	11-50	83 contacts →
	Exact match “Powered by our people, our campaigns put your audience first.” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
7	KAE	Exact match	London, United KingdomHQ recorded Sep 5, 2026	11-50	73 contacts →
	Exact match “KAE helps banks, payment companies and fintechs around the world make data-backed marketing, product and strategy decisions by uncovering deep customer, market and competitor…” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
8	The Tecsa Group	Exact match	London, United KingdomHQ recorded Sep 5, 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 5, 2026 · View company records in RevenueBase
9	Reborrn	Exact match	London, United KingdomHQ recorded Sep 5, 2026	51-200	59 contacts →
	Exact match “We are a hybrid of consultants and makers helping global marketing teams move faster than the world around them.” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
10	ROAST	Exact match	London, United KingdomHQ recorded Sep 5, 2026	51-200	57 contacts →
	Exact match “We are ROAST.” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
11	Revere Agency	Exact match	London, United KingdomHQ recorded Sep 5, 2026	51-200	56 contacts →
	Exact match “Revere is now Marketbridge.” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
12	Profusion	Exact match	London, United KingdomHQ recorded Sep 5, 2026	51-200	53 contacts →
	Exact match “Data is the untapped asset on your balance sheet.” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
13	Orbitalx	Exact match	London, United KingdomHQ recorded Sep 5, 2026	51-200	53 contacts →
	Exact match “OrbitalX is an account-based marketing agency helping B2B marketing teams generate ICP qualified pipeline.” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
14	BBL P	Exact match	London, United KingdomHQ recorded Sep 5, 2026	11-50	50 contacts →
	Exact match “BBL/P Builds desire for the world's most aspirational brands.” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
15	ADAPT	Exact match	London, United KingdomHQ recorded Sep 5, 2026	51-200	49 contacts →
	Exact match “Adapt helps global brands deliver campaigns that convert, by blending data-driven growth strategies with localisation expertise.” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
16	White Page International	Exact match	London, United KingdomHQ recorded Sep 5, 2026	51-200	49 contacts →
	Exact match “Unlocking the extraordinary is our raison d’être at White Page International (WPI), a trailblazing consulting firm that dares to redefine the realm of possibility.” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
17	Flock Associates	Exact match	London, United KingdomHQ recorded Sep 5, 2026	51-200	41 contacts →
	Exact match “We elevate how your marketing operates.” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
18	Kinase	Exact match	London, United KingdomHQ recorded Sep 5, 2026	11-50	39 contacts →
	Exact match “Kinase is a leading Digital Marketing Agency providing services to some of the UK’s top companies.” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
19	Charlie Oscar	Exact match	London, United KingdomHQ recorded Sep 5, 2026	11-50	38 contacts →
	Exact match “We’re strategists, analysts and creatives obsessed with building category leading brands.” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
20	Precision Business Insights	Exact match	London, United KingdomHQ recorded Sep 5, 2026	51-200	37 contacts →
	Exact match “Precision Business Insights is one of the leading market research and business consulting firm, which follow a holistic approach to solve the client needs.” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
21	Appsynergies	Exact match	London, United KingdomHQ recorded Sep 5, 2026	11-50	36 contacts →
	Exact match “AppSynergies is a fast-growing company offering technical & marketing consultancy services with a very talented and rapidly expanding team.” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
22	Acquisition INC	Exact match	London, United KingdomHQ recorded Sep 5, 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 5, 2026 · View company records in RevenueBase
23	Acxiom UK	Exact match	London, United KingdomHQ recorded Sep 5, 2026	201-500	34 contacts →
	Exact match “Acxiom puts data to work, solving complex challenges for the world’s leading brands and agencies.” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
24	Bird Marketing	Exact match	London, United KingdomHQ recorded Sep 5, 2026	11-50	33 contacts →
	Exact match “Bird UK - bird.co.uk Bird UAE - bird.ae Bird USA - bird.marketing Bird Marketing, an award-winning digital marketing agency, is a beacon of excellence in the digital landscape.” Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
25	Amplifyd	Exact match	London, United KingdomHQ recorded Sep 5, 2026	11-50	32 contacts →
	Exact match “Most high-growth advertisers eventually hit a performance ceiling and assume the answer is to spend more or hire more.” Recorded in the RevenueBase company graph · Sep 5, 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 “marketing analytics 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 984 marketing analytics consulting firms based in London, United Kingdom

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Marketing analytics consulting firms based in London, United Kingdom at a glance

As of Sep 5, 2026

31.5%Verified-email coverage

25.4Average contacts per company

1-10Median size (employees)

Sep 5, 2026Page data refreshed

Companies by employee count

1-10

719

11-50

205

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

Email recency for this list is measured across the whole United Kingdom list rather than for London, so it is reported there. Company counts and contact totals on this page are exact for London, over 984 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 London, United Kingdom whose business descriptions match “marketing analytics 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 7,861 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 5, 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.

Marketing analytics consulting firms by metro in the United Kingdom

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

How many marketing analytics consulting firms are there based in London, United Kingdom?

RevenueBase identified 984 company matches for marketing analytics 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?

Kantar 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 marketing analytics consulting firms?

London leads the United Kingdom with 984 company records, followed by Manchester (92) and Birmingham (44).

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 7,861 professional contacts with verified work emails tracked across these 984 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 5, 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.