Company lists · Data refreshed October 2026

Top 25 Biotech communications firms based in London, United Kingdom

RevenueBase identified 110 company matches for biotech communications firms associated with London, United Kingdom as of October 2026 and tracks 1,950 professional contacts across them, including 504 with verified work emails. Across the United Kingdom, London is the largest hub for this category.

This list covers company matches for biotech communications 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 October 8, 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 Oct 8, 2026 How this list was built
110Companies
1,950Contacts tracked
504Verified emails
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The 25 largest biotech communications firms based in London, United Kingdom

Ranked by team size
Top 25 of 110 company matches for biotech communications firms based in London, United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 8, 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 Oct 8, 2026201-500294 contacts →

Exact match

“Driven by evidence and powered by innovation, we accelerate outcomes.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Oct 8, 2026201-50087 contacts →

Exact match

“Specialists in the future of medical communications.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
3Exact matchLondon, United KingdomHQ recorded Oct 8, 202611-5056 contacts →

Exact match

“Arc Bio Communications is a strategic and scientific communications consultancy designed to deliver impactful results for biopharmaceutical and biotechnology companies.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
4Exact matchLondon, United KingdomHQ recorded Oct 8, 202611-5041 contacts →

Exact match

“You need smarter ways to communicate medical breakthroughs to your audience, not just add to the noise.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
5Exact matchLondon, United KingdomHQ recorded Oct 8, 202611-5033 contacts →

Exact match

“Liberty Comms is an international public relations and marketing agency specialising in technology.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
6Exact matchLondon, United KingdomHQ recorded Oct 8, 202611-5031 contacts →

Exact match

“At Spark, we’ve spent the last 25 years helping ambitious tech and life sciences companies craft PR campaigns, comms strategy and content that don’t just make noise, they make…”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
7Exact matchLondon, United KingdomHQ recorded Oct 8, 202611-5030 contacts →

Exact match

“With is an international corporate and businesses communications agency with deep expertise in business technology.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
8Exact matchLondon, United KingdomHQ recorded Oct 8, 202611-5023 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
9Exact matchLondon, United KingdomHQ recorded Oct 8, 202611-5023 contacts →

Exact match

“Optimum is an international strategic communications firm specialising in investor relations, corporate and financial communications.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
10Exact matchLondon, United KingdomHQ recorded Oct 8, 20261-1021 contacts →

Exact match

“We are a life sciences communications consultancy specializing in new product strategic planning and communications.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
11Exact matchLondon, United KingdomHQ recorded Oct 8, 202611-5019 contacts →

Exact match

“De Facto is a full-service agency with an international reach providing specialist communications consulting to the healthcare and life science sectors.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
12Exact matchLondon, United KingdomHQ recorded Oct 8, 202611-5017 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 · Oct 8, 2026 · View company records in RevenueBase
13Exact matchLondon, United KingdomHQ recorded Oct 8, 202611-5016 contacts →

Exact match

“SomX is a full-service communications, creative and clinical creator management agency elevating healthcare.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
14Exact matchLondon, United KingdomHQ recorded Oct 8, 202611-5015 contacts →

Exact match

“Hi, we’re Clark Health Communications (or CHC to our friends) an independent, award-winning, team of communications strategists with experience across pharmaceuticals…”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
15Exact matchLondon, United KingdomHQ recorded Oct 8, 202611-5014 contacts →

Exact match

“We are science communication specialists.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
16Exact matchLondon, United KingdomHQ recorded Oct 8, 20261-1010 contacts →

Exact match

“Your go-to resource for news, trends, and analysis of the cutting-edge advances in pharma, biotech and healthcare.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
17Exact matchLondon, United KingdomHQ recorded Oct 8, 202611-509 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 · Oct 8, 2026 · View company records in RevenueBase
18Exact matchLondon, United KingdomHQ recorded Oct 8, 20261-109 contacts →

Exact match

“Succession Bio works with life science/biotech companies to help drive sales, licensing, and partnership opportunities.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
19Exact matchLondon, United KingdomHQ recorded Oct 8, 20261-108 contacts →

Exact match

“Hello!”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
20Exact matchLondon, United KingdomHQ recorded Oct 8, 20261-108 contacts →

Exact match

“SJS is a boutique public relations agency helping disruptive companies tell impactful stories.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
21Exact matchLondon, United KingdomHQ recorded Oct 8, 202611-507 contacts →

Exact match

“ICR Consilium is a global leader in strategic healthcare communications advisory with offices in London and New York.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
22Exact matchLondon, United KingdomHQ recorded Oct 8, 202611-507 contacts →

Exact match

“Fuel was launched in 2001 by Managing Director Gillian Waddell, ex-journalist & PR professional.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
23Exact matchLondon, United KingdomHQ recorded Oct 8, 202611-507 contacts →

Exact match

“Bio Nano Consulting is a London-based technology consultancy providing industry with advanced solutions to technical and strategic issues, utilizing world class technology and…”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
24Exact matchLondon, United KingdomHQ recorded Oct 8, 20261-106 contacts →

Exact match

“bumpPR offers a down to earth, hands on approach to baby, parenting and health PR.'Proper PR' is what we like to call it!”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
25Exact matchLondon, United KingdomHQ recorded Oct 8, 20261-106 contacts →

Exact match

“World-leading design and animation studio for Bio/Med/Tech.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase

Showing 25 of 110 biotech communications firms based in London, United Kingdom

See the full list, filter by size, metro and specialty, and access 504 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Biotech communications firms based in London, United Kingdom at a glance

As of Oct 8, 2026
25.8%Verified-email coverage
17.7Average contacts per company
1-10Median size (employees)
Oct 8, 2026Page data refreshed

Companies by employee count

1-10
66
11-50
32
51-200
7
201-500
2
501-1,000
2

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 110 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 “biotech communications 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 504 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 October 8, 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 “biotech communications firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many biotech communications firms are there based in London, United Kingdom?

RevenueBase identified 110 company matches for biotech communications firms associated with London, United Kingdom as of October 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?

Apothecom, An Inizio Company 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 biotech communications firms?

London leads the United Kingdom with 110 company records, followed by Cambridge (14) and Manchester (9).

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 504 professional contacts with verified work emails tracked across these 110 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 October 8, 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.