Company lists · Data refreshed November 2026

Top 24 Growing agencies based in the United Kingdom

RevenueBase identified 7,153 company matches for growing agencies associated with the United Kingdom as of November 2026 and tracks 46,858 professional contacts across them, including 8,364 with verified work emails. London is the largest hub.

This list covers company matches for growing agencies associated with the 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 November 6, 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 Nov 6, 2026 How this list was built
7,153Companies
46,858Contacts tracked
8,364Verified emails
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The 24 largest growing agencies based in the United Kingdom

Ranked by team size
Top 24 of 7,153 company matches for growing agencies based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-200555 contacts →

Exact match

“Strategy Insights is a specialist business and economic development consultancy.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Nov 6, 2026201-500531 contacts →

Exact match

“We are a creative agency that solves big business problems for brands with big ambitions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchParis, United KingdomHQ recorded Nov 6, 2026201-500473 contacts →

Exact match

“fifty-five was founded in 2010 by former Google executives who understood and anticipated the potential of data in brands’ marketing strategies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchDevon, United KingdomHQ recorded Nov 6, 2026201-500252 contacts →

Exact match

“For more than 50 years, Bray Leino has been driven by the belief we now call Create Better: better answers to complex business and marketing problems, better customer experiences…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchLeicester, United KingdomHQ recorded Nov 6, 2026201-500227 contacts →

Exact match

“Welcome to Go Inspire - Your Marketing Performance Partner!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchLeeds, United KingdomHQ recorded Nov 6, 2026n/a215 contacts →

Exact match

“You Grow.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchAbingdon, United KingdomHQ recorded Nov 6, 202651-200214 contacts →

Exact match

“Intralink is a business development consultancy specialising in international markets.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchSheffield, United KingdomHQ recorded Nov 6, 2026201-500197 contacts →

Exact match

“CC33 is a boutique agency with big ideas providing marketing solutions tailored to specifically meet your sales and marketing needs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchLondon, United KingdomHQ recorded Nov 6, 2026n/a176 contacts →

Exact match

“Strategic development for already dynamic businesses, successful mergers & acquisitions between household names, technology planning in cutting edge industries and real-world…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchLondon, United KingdomHQ recorded Nov 6, 2026201-500163 contacts →

Exact match

“We are adam & eveDDB.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchMarlow, United KingdomHQ recorded Nov 6, 202651-200133 contacts →

Exact match

“We deliver marketing that drives real business impact in our core sectors; retail destinations, leisure & attractions, and wines & spirits.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-200118 contacts →

Exact match

“We’re The Kite Factory, the independent media agency built on Values and Velocity.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchLeeds, United KingdomHQ recorded Nov 6, 202651-200117 contacts →

Exact match

“At 26PMX, we help ambitious brands turn potential into performance.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchBelfast, United KingdomHQ recorded Nov 6, 202651-200103 contacts →

Exact match

“BDO NI specialises in helping businesses, whether start-ups or multinationals, to grow.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchNottingham, United KingdomHQ recorded Nov 6, 202651-20098 contacts →

Exact match

“We're a full-service design, marketing and brand agency based in Nottingham.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-20094 contacts →

Exact match

“We blend capability and strategy to help client teams thrive, find and grow happier customers, and deliver profitable growth.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-20093 contacts →

Exact match

“Valentia Partners is a specialist Management Consulting firm.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-20093 contacts →

Exact match

“The Specialist Works is built exclusively for marketers at entrepreneurial brands.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchIpswich, United KingdomHQ recorded Nov 6, 202651-20092 contacts →

Exact match

“Founded in 2008, Crafted ignites growth through marketing and digital products.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchManchester, United KingdomHQ recorded Nov 6, 202651-20092 contacts →

Exact match

“We are a leading independent agency and trusted growth partner for ambitious businesses of all sizes, turning performance marketing into a growth engine.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-20092 contacts →

Exact match

“Creatively playful, Commercially powerful.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact match101 Wood Lane, United KingdomHQ recorded Nov 6, 202651-20089 contacts →

Exact match

“The emc3 Collective is a platform of bold, values-led agencies united to reshape the future of events.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-20089 contacts →

Exact match

“April Six is now Marketbridge.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-20085 contacts →

Exact match

“Social Boost has helped to grow more than 25 million real Followers, created content for 100+ brands, and generated over 300k sales leads.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 24 of 7,153 growing agencies based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 8,364 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Growing agencies based in the United Kingdom at a glance

As of Nov 6, 2026
17.8%Verified-email coverage
6.6Average contacts per company
1-10Median size (employees)
37.0%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
5,904
11-50
953
51-200
149
201-500
24
501-1,000
8
1,001-5,000
4
5,001-10,000
2
10001+
3

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 7,153 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 the United Kingdom whose business descriptions match “growing agencies” 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 8,364 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 November 6, 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.

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 “growing agencies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many growing agencies are there based in the United Kingdom?

RevenueBase identified 7,153 company matches for growing agencies associated with the United Kingdom as of November 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?

Strategy Insights tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most growing agencies?

London leads with 2648 company records, followed by Manchester (217) and Birmingham (93).

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 8,364 professional contacts with verified work emails tracked across these 7,153 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 November 6, 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.