Company lists · Data refreshed October 2026

Top 25 Medical affairs agencies worldwide

RevenueBase identified 1,204 company matches for medical affairs agencies worldwide as of October 2026 and tracks 26,956 professional contacts across them, including 7,514 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for medical affairs agencies worldwide, 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 18, 2026. Country and city lists for medical affairs agencies follow the table.

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 18, 2026 How this list was built
1,204Companies
26,956Contacts tracked
7,514Verified emails
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The 25 largest medical affairs agencies worldwide

Ranked by team size
Top 25 of 1,204 company matches for medical affairs agencies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 18, 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 18, 2026501-1,0001,044 contacts →

Exact match

“APCER Life Sciences, established in 2007, is a trusted global leader in pharmacovigilance, medical information, medical writing, and regulatory affairs.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
2Exact matchUppsala, SwedenHQ recorded Oct 18, 2026501-1,000919 contacts →

Exact match

“The Swedish Medical Products Agency is the Swedish national authority responsible for regulation and surveillance of the development, manufacturing and sale of pharmaceuticals…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
3Exact matchCambridge, IndiaHQ recorded Oct 18, 2026501-1,000534 contacts →

Exact match

“Costello Medical is now proudly employee-owned!”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
4Exact matchBern, SwitzerlandHQ recorded Oct 18, 2026201-500389 contacts →

Exact match

“Swissmedic is the national authorisation and supervisory authority for drugs and medical products.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
5Exact matchUpper Saddle River, NJ, United StatesHQ recorded Oct 18, 2026201-500353 contacts →

Exact match

“Founded in 2005, The HWP Group (Health & Wellness Partners, LLC) is a leading provider of medical communications solutions to global life sciences companies.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
6Exact matchNew York, NY, United StatesHQ recorded Oct 18, 2026501-1,000335 contacts →

Exact match

“HCG, an Omnicom Group company, is the healthcare communications partner for pharma and biotech that accelerates the impact of medical science.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
7Exact matchBangalore, IndiaHQ recorded Oct 18, 2026201-500314 contacts →

Exact match

“We are a leading life-sciences knowledge services organization, with two decades of success in delivering consulting-led, integrated solutions.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
8Exact matchLondon, United KingdomHQ recorded Oct 18, 2026201-500294 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
9Exact matchShrewsbury, NJ, United StatesHQ recorded Oct 18, 2026201-500267 contacts →

Exact match

“MedForce, an IQVIA business, is a full service Medical Communications company, established in 2001.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
10Exact matchDanbury, CT, United StatesHQ recorded Oct 18, 2026201-500229 contacts →

Exact match

“Canopy provides Clinical to Commercial services to 300+ Biotechnology, Pharmaceutical and Medical Device Companies.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
11Exact matchCedar Knolls, NJ, United StatesHQ recorded Oct 18, 2026201-500229 contacts →

Exact match

“Founded in 2004, p-value group has multiple agencies that provide full-service medical communications and top-rated speakers bureau services.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
12Exact matchPrinceton, NJ, United StatesHQ recorded Oct 18, 20261,001-5,000227 contacts →

Exact match

“We Are An Agile, Client-first Agency Cactus Life Sciences (CLS) partners with the global biopharma industry to drive innovation and elevate patient outcomes through agile…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
13Exact matchNew Delhi, IndiaHQ recorded Oct 18, 2026n/a209 contacts →

Exact match

“Central Drugs Standard Control Organization is a biotechnology company based out of Kotla Marg, New Delhi, Delhi, India.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
14Exact matchAlderley Edge, United KingdomHQ recorded Oct 18, 2026201-500202 contacts →

Exact match

“Helios Global Group is a family of award-winning agencies (Helios, Selene, Apollo and Cogentia), providing full-service healthcare communications expertise to some of the world’s…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
15Exact matchDowners Grove, IL, United StatesHQ recorded Oct 18, 202651-200173 contacts →

Exact match

“Celegence provides services and solutions to support the Life Sciences industry with regulatory affairs operations and strategy.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
16Exact matchChicago, IL, United StatesHQ recorded Oct 18, 202651-200169 contacts →

Exact match

“Citrus Health Group is a dynamic, boutique strategic consultancy that supports our clients along the science-to-value continuum to optimize effective commercial development of…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
17Exact matchMacclesfield, United KingdomHQ recorded Oct 18, 202651-200167 contacts →

Exact match

“Established in 2005, Bioscript Group is formed from multiple, specialist businesses to support our global pharmaceutical clients; we draw on their multidisciplinary expertise to…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
18Exact matchPretoria, South AfricaHQ recorded Oct 18, 2026501-1,000158 contacts →

Exact match

“SAHPRA is an entity of the National Department of Health (NDoH), created by the South African government to ensure that the health and well-being of human and animal health is at…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
19Exact matchConshohocken, PA, United StatesHQ recorded Oct 18, 2026n/a151 contacts →

Exact match

“JK Associates, Inc.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
20Exact matchAmstelveen, NetherlandsHQ recorded Oct 18, 202651-200141 contacts →

Exact match

“Excerpta Medica is a full-service, global medical communications agency with decades of experience partnering with the healthcare industry.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
21Exact matchNairobi, KenyaHQ recorded Oct 18, 202651-200139 contacts →

Exact match

“The Pharmacy and Poisons Board is the Drug Regulatory Authority established under the Pharmacy and Poisons Act, Chapter 244 of the Laws of Kenya.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
22Exact matchLondon, United KingdomHQ recorded Oct 18, 2026201-500124 contacts →

Exact match

“Big agencies deliver scale and diverse expertise.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
23Exact matchHarare, ZimbabweHQ recorded Oct 18, 202651-200121 contacts →

Exact match

“ABOUT MCAZ The Medicines Control Authority of Zimbabwe (MCAZ) is a statutory body established by an Act of Parliament, the Medicines and Allied Substances Control Act…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
24Exact matchWest Chester, PA, United StatesHQ recorded Oct 18, 202651-200117 contacts →

Exact match

“Synchrony Group is an independently owned group of companies built on a foundation of scientific excellence and specializing in medical communications and marketing communications.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
25Exact matchManchester, United KingdomHQ recorded Oct 18, 202651-200114 contacts →

Exact match

“We believe that standout communication takes outstanding people.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase

Showing 25 of 1,204 medical affairs agencies worldwide

See the full list, filter by size, metro and specialty, and access 7,514 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Medical affairs agencies worldwide at a glance

As of Oct 18, 2026
27.9%Verified-email coverage
22.4Average contacts per company
1-10Median size (employees)
5.3%Largest-city concentration · London
Oct 18, 2026Page data refreshed

Companies by employee count

1-10
637
11-50
337
51-200
121
201-500
59
501-1,000
28
1,001-5,000
12
5,001-10,000
1
10001+
3

Email recency is reported on each country list linked below.

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.
Coverage
Every country. Country and city lists for medical affairs agencies are linked below.
What qualifies
Company records worldwide whose business descriptions match “medical affairs 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. 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 7,514 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 18, 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.

Medical affairs agencies by location

9 lists · largest first

Every Medical affairs agencies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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

How many medical affairs agencies are there worldwide?

RevenueBase identified 1,204 company matches for medical affairs agencies worldwide 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?

Apcer Life Sciences tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most medical affairs agencies?

The United States leads with 260 companies, followed by the United Kingdom (154) and India (75). Every medical affairs agencies list by country and city is linked on this page.

Which city has the most medical affairs agencies?

London leads with 64 company records, followed by New York (22) and Madrid (16).

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 7,514 professional contacts with verified work emails tracked across these 1,204 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 18, 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.