Company lists · Data refreshed September 2026

Top 25 Promotional effectiveness analytics companies based in the United Kingdom

RevenueBase identified 145 promotional effectiveness analytics companies headquartered in the United Kingdom as of September 2026 and tracks 17,387 professional contacts across them, including 6,100 with verified work emails. London is the largest hub.

This list covers promotional effectiveness analytics companies headquartered in the 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 29, 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.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 29, 2026 86% judged on-target in blind review
145Companies
17,387Contacts tracked
6,100Verified emails
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The 25 largest promotional effectiveness analytics companies based in the United Kingdom

Ranked by team size
Top 25 of 145 promotional effectiveness analytics companies based in the United Kingdom, ranked by team size, largest first. Data refreshed Sep 29, 2026. RevenueBase Smart Search rates how each company's information relates to promotional effectiveness analytics companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceLondon, United KingdomHQ checked Sep 29, 202610001+15,564 contacts →

Partial evidence

“Kantar is the world’s leading marketing data and analytics business.”

Source: RevenueBase Database · checked Sep 29, 2026
2Indirect evidenceLondon, United KingdomHQ checked Sep 29, 2026501-1,000194 contacts →

Indirect evidence

“KINESSO UK is the award-winning, tech-driven performance marketing agency delivering actionable growth for direct clients and agency partners.”

Source: RevenueBase Database · checked Sep 29, 2026
3Indirect evidenceLondon, United KingdomHQ checked Sep 29, 2026n/a189 contacts →

Indirect evidence

“Outra provides the audience data that household names like Sky, Shell, Zoopla and AXA rely on to power their campaigns.”

Source: RevenueBase Database · checked Sep 29, 2026
4Indirect evidenceLondon, United KingdomHQ checked Sep 29, 202611-5036 contacts →

Indirect evidence

“ThisThat is an Influence Intelligence company helping brands govern and grow influence.”

Source: RevenueBase Database · checked Sep 29, 2026
5Indirect evidenceNewcastle Upon Tyne, United KingdomHQ checked Sep 29, 202611-5036 contacts →

Indirect evidence

“Leaf is a technology and data science company delivering performance intelligence solutions for next-gen ecommerce brands.”

Source: RevenueBase Database · checked Sep 29, 2026
6Partial evidenceBrentwood, United KingdomHQ checked Sep 29, 202611-5025 contacts →

Partial evidence

“With 20 years of experience, Assosia offers retail analytics expertise that enhances brand performance, boosts ROI and protects your margins.”

Source: RevenueBase Database · checked Sep 29, 2026
7Indirect evidenceHull, United KingdomHQ checked Sep 29, 202611-5020 contacts →

Indirect evidence

“We are One SC Media, we deliver industry-leading strategies and marketing services that drive growth, delivering performance and data-driven results.”

Source: RevenueBase Database · checked Sep 29, 2026
8Indirect evidenceLondon, United KingdomHQ checked Sep 29, 202611-5019 contacts →

Indirect evidence

“Aggero is the intelligence behind high performing video content.”

Source: RevenueBase Database · checked Sep 29, 2026
9Indirect evidenceLondon, United KingdomHQ checked Sep 29, 202611-5017 contacts →

Indirect evidence

“CRKLR is a new breed of agency.”

Source: RevenueBase Database · checked Sep 29, 2026
10Partial evidenceLondon, United KingdomHQ checked Sep 29, 202611-5017 contacts →

Partial evidence

“RedRoute is a Marketing Effectiveness Agency.”

Source: RevenueBase Database · checked Sep 29, 2026
11Partial evidenceBucks, United KingdomHQ checked Sep 29, 20261-1016 contacts →

Partial evidence

“Retail Alchemy is a unique marketing effectiveness consultancy specialising in the measurement of return on investment for Shopper Marketing, Field Sales, ATL, Digital and…”

Source: RevenueBase Database · checked Sep 29, 2026
12Indirect evidenceLondon, United KingdomHQ checked Sep 29, 202611-5016 contacts →

Indirect evidence

“The marketing measurement engine for teams and AI Agents.”

Source: RevenueBase Database · checked Sep 29, 2026
13Indirect evidenceLondon, United KingdomHQ checked Sep 29, 202611-5015 contacts →

Indirect evidence

“ViewersLogic boosts your chances of hitting your business targets.”

Source: RevenueBase Database · checked Sep 29, 2026
14Indirect evidenceLondon, United KingdomHQ checked Sep 29, 202611-5014 contacts →

Indirect evidence

“Our insight AI pushes the boundaries to give brand and P&L owners more visibility and control.”

Source: RevenueBase Database · checked Sep 29, 2026
15Partial evidenceLondon, United KingdomHQ checked Sep 29, 202611-5014 contacts →

Partial evidence

“Sweet Analytics, at the centre of all your data.”

Source: RevenueBase Database · checked Sep 29, 2026
16Partial evidenceLiverpool, United KingdomHQ checked Sep 29, 202611-5014 contacts →

Partial evidence

“Ruler Analytics is a marketing attribution and measurement platform that combines multi-touch attribution, marketing mix modelling and user journey reporting, to give marketers…”

Source: RevenueBase Database · checked Sep 29, 2026
17Partial evidenceHarrogate, United KingdomHQ checked Sep 29, 202611-5014 contacts →

Partial evidence

“Go Direct Marketing is a highly respected, experienced strategic marketing and data analytics agency.”

Source: RevenueBase Database · checked Sep 29, 2026
18Indirect evidenceLondon, United KingdomHQ checked Sep 29, 202611-5013 contacts →

Indirect evidence

“DAIVID is THE #CreativeData signal for the advertising ecosystem, with unparalleled scale and depth.”

Source: RevenueBase Database · checked Sep 29, 2026
19Partial evidenceLondon, United KingdomHQ checked Sep 29, 202611-5013 contacts →

Partial evidence

“In July 2024, Analytic Partners acquired Magic Numbers, a UK-based marketing analytics firm known for combining deep analytical expertise with a human touch.”

Source: RevenueBase Database · checked Sep 29, 2026
20Indirect evidenceLondon, United KingdomHQ checked Sep 29, 20261-1012 contacts →

Indirect evidence

“Rigorous.”

Source: RevenueBase Database · checked Sep 29, 2026
21Partial evidenceLondon, United KingdomHQ checked Sep 29, 202611-5012 contacts →

Partial evidence

“At Growth Savvy, we specialize in digital analytics, advertising and conversion optimization:#You'll understand what drives success and find new growth opportunities through…”

Source: RevenueBase Database · checked Sep 29, 2026
22Partial evidenceLondon, United KingdomHQ checked Sep 29, 20261-1011 contacts →

Partial evidence

“173tech is a London-based analytics agency that helps growing businesses maximise value from data.”

Source: RevenueBase Database · checked Sep 29, 2026
23Partial evidenceLondon, United KingdomHQ checked Sep 29, 20261-1010 contacts →

Partial evidence

“As a global marketing effectiveness consultancy, we partner with CMOs and marketing teams to discover the insights from data to enable them to make better decisions to drive…”

Source: RevenueBase Database · checked Sep 29, 2026
24Indirect evidenceEdinburgh, United KingdomHQ checked Sep 29, 202611-509 contacts →

Indirect evidence

“Since it’s inception, Avante Media has delivered a performance-based solution for our clients.”

Source: RevenueBase Database · checked Sep 29, 2026
25Indirect evidenceLondon, United KingdomHQ checked Sep 29, 20261-108 contacts →

Indirect evidence

“Welcome to UniFida, where we specialise in transforming your marketing strategies with cutting-edge data science and pioneering marketing technology.”

Source: RevenueBase Database · checked Sep 29, 2026

Showing 25 of 145 promotional effectiveness analytics companies based in the United Kingdom

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Promotional effectiveness analytics companies based in the United Kingdom at a glance

As of Sep 29, 2026
35.1%Verified-email coverage
119.9Average contacts per company
1-10Median size (employees)
58.6%Largest-city concentration · London
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
101
11-50
37
51-200
2
201-500
1
501-1,000
2
5,001-10,000
1
10001+
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 145 companies.

How 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 promotional effectiveness analytics companies, 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 the United Kingdom whose own description of what they do matches “promotional effectiveness analytics companies”. 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 promotional effectiveness analytics companies), 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 promotional effectiveness analytics companies, and records with no verified work email. Companies headquartered outside United Kingdom 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, 6,100 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 29, 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.

Promotional effectiveness analytics companies by metro

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 promotional effectiveness analytics companies, 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 promotional effectiveness analytics companies are there based in the United Kingdom?

RevenueBase identified 145 promotional effectiveness analytics companies headquartered in the 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?

Kantar, headquartered in London, tops this list with the largest team on record.

Which city has the most promotional effectiveness analytics companies?

London leads with 85 headquartered companies, followed by Brighton (3) and Edinburgh (3).

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 6,100 verified decision-maker contacts tracked across these 145 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 29, 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.