Company lists · Data refreshed September 2026

Top 25 Healthcare government advertising agencies based in London, United Kingdom

Name: Healthcare government advertising agencies based in London, United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 246 companies tracked

RevenueBase identified 246 company matches for healthcare government advertising agencies associated with London, United Kingdom as of September 2026 and tracks 10,906 professional contacts across them, including 1,744 with verified work emails. Across the United Kingdom, London is the largest hub for this category.

This list covers company matches for healthcare government advertising agencies 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 28, 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 28, 2026 How this list was built

246Companies

10,906Contacts tracked

1,744Verified emails

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The 25 largest healthcare government advertising agencies based in London, United Kingdom

Ranked by team size

Top 25 of 246 company matches for healthcare government advertising agencies based in London, United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 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	OI	Exact match	London, United KingdomHQ recorded Sep 28, 2026	n/a	1,891 contacts →
	Exact match “We make content more rewarding.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2	Other Creative Limited	Exact match	London, United KingdomHQ recorded Sep 28, 2026	n/a	300 contacts →
	Exact match “other is the creative business.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3	Langland	Exact match	London, United KingdomHQ recorded Sep 28, 2026	201-500	232 contacts →
	Exact match “Welcome to Langland.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4	MHP Group	Exact match	London, United KingdomHQ recorded Sep 28, 2026	201-500	224 contacts →
	Exact match “MHP Group is the integrated communications agency built for the Networked Age – a world that’s increasingly connected, complex, polarised and activist.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5	Lucky Generals	Exact match	London, United KingdomHQ recorded Sep 28, 2026	51-200	148 contacts →
	Exact match “Our elevator pitch is that we are “a creative company for people on a mission”.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6	Grey London	Exact match	London, United KingdomHQ recorded Sep 28, 2026	201-500	148 contacts →
	Exact match “We are Grey London.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7	ART Studio	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	139 contacts →
	Exact match “A communication agency specialising in advertising, public relations, and digital media, Artbees' art studio has been in existence since 2006.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8	AXON	Exact match	London, United KingdomHQ recorded Sep 28, 2026	201-500	123 contacts →
	Exact match “Big agencies deliver scale and diverse expertise.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9	Don't Panic London Certified B Corp	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	109 contacts →
	Exact match “In the age of the conscious consumer, only the most culturally relevant ideas cut through.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10	Havas CX Helia	Exact match	London, United KingdomHQ recorded Sep 28, 2026	201-500	107 contacts →
	Exact match “From pigeons to platforms, from news agency to integrated communications services, our story is one of constant reinvention.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11	Zinc Network	Exact match	London, United KingdomHQ recorded Sep 28, 2026	51-200	106 contacts →
	Exact match “Zinc Network is a full-service communications agency that helps governments, communities, businesses, and NGOs address some of the most complex issues facing the world today and…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12	Empire Design	Exact match	London, United KingdomHQ recorded Sep 28, 2026	51-200	100 contacts →
	Exact match “Founded in 1996, Empire Design is an award-winning creative agency specialising in film and entertainment.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13	23red	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	97 contacts →
	Exact match “23red, part of Capgemini Invent, is a purpose-driven creative agency.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14	The PHA Group	Exact match	London, United KingdomHQ recorded Sep 28, 2026	51-200	92 contacts →
	Exact match “PHA is an award-winning earned-first integrated communications agency.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15	Cherry	Exact match	London, United KingdomHQ recorded Sep 28, 2026	51-200	85 contacts →
	Exact match “Hello, we are Cherry - a full-service healthcare creative agency that grows brands and careers.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16	Havas SO	Exact match	London, United KingdomHQ recorded Sep 28, 2026	51-200	82 contacts →
	Exact match “Anchored in our ambition to deliver meaningful solutions that earn impact, Havas SO is built on an earned-first foundation, powered by PR, social, patient engagement, and…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17	Nexgen Healthcare Communications	Exact match	London, United KingdomHQ recorded Sep 28, 2026	51-200	81 contacts →
	Exact match “NexGen is an independent agency, with offices in the UK and US, known for its award-winning communications programmes that improve the lives of patients receiving our clients'…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18	Obsidian	Exact match	London, United KingdomHQ recorded Sep 28, 2026	51-200	67 contacts →
	Exact match “We are Obsidian – a specialist healthcare agency dedicated to medical & scientific communications.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19	89up	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	60 contacts →
	Exact match “89up is the global agency for non-profits.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20	AML Group	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	59 contacts →
	Exact match “AML does simple ideas for a complicated world.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21	YOU Agency	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	54 contacts →
	Exact match “A few agencies say it.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22	Vccp Health	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	53 contacts →
	Exact match “VCCP Health is the challenger agency for challenger healthcare brands.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23	COW	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	49 contacts →
	Exact match “We create things that get you talked about.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24	Scientific Group	Exact match	London, United KingdomHQ recorded Sep 28, 2026	51-200	44 contacts →
	Exact match “Scientific Group: Healthcare communications for a changing world We’re an independent group of agencies dedicated to solving your most complex communication challenges across the…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25	Design102	Exact match	London, United KingdomHQ recorded Sep 28, 2026	51-200	40 contacts →
	Exact match “At Design102 we bring the benefits of great design to the public sector.” Recorded in the RevenueBase company graph · Sep 28, 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 “healthcare government advertising agencies”. 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 246 healthcare government advertising agencies based in London, United Kingdom

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Healthcare government advertising agencies based in London, United Kingdom at a glance

As of Sep 28, 2026

16.0%Verified-email coverage

44.3Average contacts per company

11-50Median size (employees)

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

118

11-50

51-200

201-500

1,001-5,000

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 246 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 “healthcare government advertising 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 1,744 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 28, 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 “healthcare government advertising agencies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many healthcare government advertising agencies are there based in London, United Kingdom?

RevenueBase identified 246 company matches for healthcare government advertising agencies 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?

OI 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 healthcare government advertising agencies?

London leads the United Kingdom with 246 company records, followed by Manchester (23) and Bristol (18).

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 1,744 professional contacts with verified work emails tracked across these 246 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 28, 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.