Company lists · Data refreshed October 2026

Top 25 Medical affairs consultants worldwide

RevenueBase identified 5,145 company matches for medical affairs consultants worldwide as of October 2026 and tracks 65,395 professional contacts across them, including 25,865 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for medical affairs consultants 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 consultants 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
5,145Companies
65,395Contacts tracked
25,865Verified emails
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The 25 largest medical affairs consultants worldwide

Ranked by team size
Top 25 of 5,145 company matches for medical affairs consultants 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 matchMorrisville, NC, United StatesHQ recorded Oct 18, 20261,001-5,0002,670 contacts →

Exact match

“Premier Research International LLC (Premier) is a global leader in clinical research and consulting services with expertise in driving an efficient and effective path to market…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
2Exact matchRaleigh, NC, United StatesHQ recorded Oct 18, 20261,001-5,0002,144 contacts →

Exact match

“At ProPharma, we help pharmaceutical, biotechnology, and medical device companies bring life-changing therapies to market.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
3Exact matchWaltham, MA, United StatesHQ recorded Oct 18, 20261,001-5,0001,636 contacts →

Exact match

“Trinity is the commercialization intelligence partner for life sciences.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
4Exact matchMorrisville, NC, United StatesHQ recorded Oct 18, 202610001+1,558 contacts →

Exact match

“Syneos Health® is a leading fully integrated biopharmaceutical solutions organization built to accelerate customer success.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
5Exact matchBad Homburg, GermanyHQ recorded Oct 18, 20261,001-5,0001,539 contacts →

Exact match

“PharmaLex is now part of Cencora, a leading global pharmaceutical solutions organization centered on improving lives around the world PharmaLex adds to Cencora’s expanding suite…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
6Exact 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
7Exact matchPrinceton, NJ, United StatesHQ recorded Oct 18, 20261,001-5,0001,029 contacts →

Exact match

“PharmaACE is a US-headquartered, life sciences-focused consulting and analytics firm with a global presence across the United States, Germany, Canada, and India.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
8Exact matchWilmslow, United KingdomHQ recorded Oct 18, 20261,001-5,000967 contacts →

Exact match

“Founded in 2001, Envision Pharma Group is a leading global technology-enabled strategic solutions partner for the life sciences industry, working with over 200 pharma and biotech…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
9Exact matchYardley, PA, United StatesHQ recorded Oct 18, 2026501-1,000913 contacts →

Exact match

“Advancing knowledge to improve lives.™ We are a global strategic partner with decades of experience across the entire life sciences product lifecycle.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
10Exact matchLanghorne, NJ, United StatesHQ recorded Oct 18, 20261,001-5,000827 contacts →

Exact match

“Amplity, a full-service partner for outsourcing flexible medical and commercial services, delivers cutting-edge, expert-led teams and solutions at every stage of the drug…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
11Exact matchNewton, MA, United StatesHQ recorded Oct 18, 2026201-500707 contacts →

Exact match

“Founded in Boston in 2007, ClearView Healthcare Partners is a diverse, inclusive, and innovative global strategy consulting firm serving the life science sector.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
12Exact matchMacclesfield, United KingdomHQ recorded Oct 18, 2026501-1,000701 contacts →

Exact match

“We reinvent medical communications to solve your toughest challenges.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
13Exact matchWashington, DC, United StatesHQ recorded Oct 18, 2026201-500678 contacts →

Exact match

“Brace your brand.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
14Exact matchRed Bank, NJ, United StatesHQ recorded Oct 18, 2026501-1,000627 contacts →

Exact match

“Astrix is the global leader in delivering innovative strategies and solutions to the life sciences industry.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
15Exact matchCambridge, MA, United StatesHQ recorded Oct 18, 2026201-500582 contacts →

Exact match

“ZoomRx is a strategic life sciences consultancy that empowers pharma and biotech companies to achieve clarity in bringing their drugs to market.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
16Exact matchLondon, IndiaHQ recorded Oct 18, 2026201-500545 contacts →

Exact match

“We’re a global team of bioscience specialists providing integrated, competitive and customer insights driven strategic consultancy across the full drug lifecycle.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
17Exact 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
18Exact matchOxford, United KingdomHQ recorded Oct 18, 2026501-1,000505 contacts →

Exact match

“Today's most complex therapies in oncology, rare disease and specialty biologics have evidence journeys that are long and stakeholders that are sophisticated.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
19Exact matchMumbai, IndiaHQ recorded Oct 18, 2026201-500430 contacts →

Exact match

“SIRO unites two distinct but complementary business units: SIRO Medical Writing: SIRO's global medical writing specialists excel in drug development across various therapeutic…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
20Exact matchUnited StatesHQ recorded Oct 18, 2026501-1,000402 contacts →

Exact match

“We are expert consultants delivering the answers and solutions that life sciences innovators need to gain and maintain market authorization for their products.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
21Exact matchSouth San Francisco, CA, United StatesHQ recorded Oct 18, 2026201-500398 contacts →

Exact match

“Our Work Blue Matter is a specialized management consulting firm, founded in San Francisco with offices in the US and Europe.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
22Exact matchAntwerp, BelgiumHQ recorded Oct 18, 2026501-1,000381 contacts →

Exact match

“QbD Group is your strategic partner in life sciences, supporting companies from early-stage innovation to full market access and lifecycle management.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
23Exact 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
24Exact 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
25Exact 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

Showing 25 of 5,145 medical affairs consultants worldwide

See the full list, filter by size, metro and specialty, and access 25,865 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Medical affairs consultants worldwide at a glance

As of Oct 18, 2026
39.6%Verified-email coverage
12.7Average contacts per company
1-10Median size (employees)
3.2%Largest-city concentration · London
Oct 18, 2026Page data refreshed

Companies by employee count

1-10
3,625
11-50
1,055
51-200
322
201-500
75
501-1,000
37
1,001-5,000
19
5,001-10,000
1
10001+
2

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 consultants are linked below.
What qualifies
Company records worldwide whose business descriptions match “medical affairs consultants” 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 25,865 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 consultants by location

33 lists · largest first

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

How many medical affairs consultants are there worldwide?

RevenueBase identified 5,145 company matches for medical affairs consultants 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?

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

Which country has the most medical affairs consultants?

The United States leads with 1,666 companies, followed by the United Kingdom (442) and India (251). Every medical affairs consultants list by country and city is linked on this page.

Which city has the most medical affairs consultants?

London leads with 165 company records, followed by New York (79) and Boston (64).

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 25,865 professional contacts with verified work emails tracked across these 5,145 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.