Company lists · Data refreshed September 2026

Top 25 Medical content marketing agencies based in London, United Kingdom

RevenueBase identified 135 company matches for medical content marketing agencies associated with London, United Kingdom as of September 2026 and tracks 10,202 professional contacts across them, including 421 with verified work emails. Across the United Kingdom, London is the largest hub for this category.

This list covers company matches for medical content marketing 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
135Companies
10,202Contacts tracked
421Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest medical content marketing agencies based in London, United Kingdom

Ranked by team size
Top 25 of 135 company matches for medical content marketing 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchLondon, United KingdomHQ recorded Sep 28, 2026n/a1,891 contacts →

Exact match

“We make content more rewarding.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Sep 28, 2026201-500123 contacts →

Exact match

“Big agencies deliver scale and diverse expertise.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3Exact matchLondon, United KingdomHQ recorded Sep 28, 202651-20093 contacts →

Exact match

“Sunday is an independent content marketing agency based in London.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4Exact matchLondon, United KingdomHQ recorded Sep 28, 202651-20067 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
5Exact matchLondon, United KingdomHQ recorded Sep 28, 202651-20065 contacts →

Exact match

“Eureka Digital is a multi-award-winning digital marketing agency specializing in healthcare and pharmaceuticals.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6Exact matchLondon, United KingdomHQ recorded Sep 28, 2026n/a55 contacts →

Exact match

“YBM is a multiple award-winning content marketing agency.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7Exact matchLondon, United KingdomHQ recorded Sep 28, 202651-20045 contacts →

Exact match

“Since its inception, Remedica has proven itself to be an exemplary medical communications agency, working closely with medical affairs teams to deliver a range of services…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8Exact matchLondon, United KingdomHQ recorded Sep 28, 202611-5026 contacts →

Exact match

“100 Pound Social provides social media content and blog writing services to + across the UK and worldwide.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9Exact matchLondon, United KingdomHQ recorded Sep 28, 202611-5026 contacts →

Exact match

“We are an independent, integrated healthcare communications and marketing agency committed to improving lives by accelerating access to medical innovation.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10Exact matchLondon, United KingdomHQ recorded Sep 28, 202611-5024 contacts →

Exact match

“We are a specialist marketing agency run by health professionals for health professionals.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11Exact matchLondon, United KingdomHQ recorded Sep 28, 202611-5023 contacts →

Exact match

“Award-winning healthcare communications, powered by Science, humanised.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12Exact matchLondon, United KingdomHQ recorded Sep 28, 202611-5023 contacts →

Exact match

“We help healthcare organisations transform how they are found and seen online.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13Exact matchLondon, United KingdomHQ recorded Sep 28, 202651-20021 contacts →

Exact match

“AS & K Communications, part of Scientific Group, e We are a medical communications agency that prides itself on its track record of executing ambitious projects to an exceptional…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14Exact matchLondon, United KingdomHQ recorded Sep 28, 202651-20020 contacts →

Exact match

“We are a specialised global health MarTech agency with a unique set of in-house expertise to meet the modern and evolving needs of the healthcare industry landscape.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15Exact matchLondon, United KingdomHQ recorded Sep 28, 202611-5019 contacts →

Exact match

“SaySo Medical is a digital medical communications agency that connects healthcare professionals (HCPs) worldwide with the latest research, information, and debate.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16Exact matchLondon, United KingdomHQ recorded Sep 28, 202611-5017 contacts →

Exact match

“The digital healthcare agency – delivering tactical and innovative solutions.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17Exact matchLondon, United KingdomHQ recorded Sep 28, 202611-5016 contacts →

Exact match

“We are a marketing and communications agency with a focus on bringing innovative science to life, through digital marketing, branding and PR.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18Exact matchLondon, United KingdomHQ recorded Sep 28, 202611-5016 contacts →

Exact match

“Spark Health is a social-first digital marketing agency built for the modern healthcare landscape.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19Exact matchLondon, United KingdomHQ recorded Sep 28, 202611-5014 contacts →

Exact match

“We are FirstWord Media, content marketing experts based in London.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20Exact matchLondon, United KingdomHQ recorded Sep 28, 20261-1014 contacts →

Exact match

“We are an award-winning full-service medical communications agency that specialises in nutrition.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21Exact matchLondon, United KingdomHQ recorded Sep 28, 202611-5011 contacts →

Exact match

“Scimentum is part of the Nucleus Global network of full service medical communications agencies with teams in Europe and the United States, We deliver a range of scientifically…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22Exact matchLondon, United KingdomHQ recorded Sep 28, 20261-109 contacts →

Exact match

“ContentSmash builds influence and demand for world-class founders through organic content.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23Exact matchLondon, United KingdomHQ recorded Sep 28, 20261-108 contacts →

Exact match

“Hello!”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24Exact matchLondon, United KingdomHQ recorded Sep 28, 202611-507 contacts →

Exact match

“Co-Labb | Transforming Science into Story Co-Labb transforms complex science into clear, impactful communications for the Pharma, Biotech, MedTech, and Healthcare sectors.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25Exact matchLondon, United KingdomHQ recorded Sep 28, 202611-507 contacts →

Exact match

“We are Radius Health Creative®, a unique collection of strategic creatives, with global expertise and therapeutic experience that spans decades, borders and clinical specialties……”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase

Showing 25 of 135 medical content marketing agencies based in London, United Kingdom

See the full list, filter by size, metro and specialty, and access 421 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Medical content marketing agencies based in London, United Kingdom at a glance

As of Sep 28, 2026
4.1%Verified-email coverage
75.6Average contacts per company
1-10Median size (employees)
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
86
11-50
38
51-200
9
201-500
1

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 135 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 “medical content marketing 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 421 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 “medical content marketing agencies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many medical content marketing agencies are there based in London, United Kingdom?

RevenueBase identified 135 company matches for medical content marketing 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 medical content marketing agencies?

London leads the United Kingdom with 135 company records, followed by Manchester (16) and Bristol (8).

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 421 professional contacts with verified work emails tracked across these 135 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.

Ready to reach these companies? Verified emails and direct dials for all 135 medical content marketing agencies based in London, United Kingdom. Start with a free account, no credit card.

Download this list →

Related lists

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.