Company lists · Data refreshed September 2026

Top 25 Health outcomes research companies worldwide

RevenueBase identified 1,583 company matches for health outcomes research companies worldwide as of September 2026 and tracks 136,726 professional contacts across them, including 54,088 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for health outcomes research companies 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 September 20, 2026. Country and city lists for health outcomes research companies 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 Sep 20, 2026 How this list was built
1,583Companies
136,726Contacts tracked
54,088Verified emails
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The 25 largest health outcomes research companies worldwide

Ranked by team size
Top 25 of 1,583 company matches for health outcomes research companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 20, 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 matchDurham, NC, United StatesHQ recorded Sep 20, 202610001+63,824 contacts →

Exact match

“IQVIA (NYSE:IQV) is a leading global provider of clinical research services, commercial insights and healthcare intelligence to the life sciences and healthcare industries.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
2Exact matchDublin, JapanHQ recorded Sep 20, 202610001+26,555 contacts →

Exact match

“Since our foundation in Dublin, Ireland in 1990, our mission has been to help our clients to accelerate the development of drugs and devices that save lives and improve quality of…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
3Exact matchBethesda, MD, United StatesHQ recorded Sep 20, 20261,001-5,0003,248 contacts →

Exact match

“Westat offers innovative professional services to help clients improve outcomes in health, education, and social policy.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
4Exact matchOkemos, MI, United StatesHQ recorded Sep 20, 2026501-1,000658 contacts →

Exact match

“Health Management Associates is an independent national research and consulting firm specializing in complex health care program and policy issues.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
5Exact matchHangzhou, ChinaHQ recorded Sep 20, 20265,001-10,000522 contacts →

Exact match

“Tigermed (Stock code: 300347.SZ/3347.HK) is a leading provider of innovative clinical research solutions across the full life cycle of biopharmaceutical and medical device…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
6Exact matchWashington, DC, United StatesHQ recorded Sep 20, 2026201-500519 contacts →

Exact match

“PCORI helps people make informed healthcare decisions, and improves healthcare delivery and outcomes, by producing and promoting high-integrity, evidence-based information that…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
7Exact matchLa Defense, FranceHQ recorded Sep 20, 202610001+518 contacts →

Exact match

“IQVIA, spécialiste en conseil stratégique et analyse des données de santé (présent dans plus de 100 pays et avec 86 employés), accompagne ses clients et ses partenaires pour leur…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
8Exact matchFramingham, MA, United StatesHQ recorded Sep 20, 2026501-1,000498 contacts →

Exact match

“Alira Health is a global healthcare consultancy redefining evidence generation through patient partnerships.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
9Exact matchCambridge, IndiaHQ recorded Sep 20, 2026501-1,000469 contacts →

Exact match

“Costello Medical is now proudly employee-owned!”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
10Exact matchFort Washington, PA, United StatesHQ recorded Sep 20, 2026201-500444 contacts →

Exact match

“M3 Global Research provides the most comprehensive and highest quality market research recruitment and support services available to the global healthcare industry with…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
11Exact matchUnited StatesHQ recorded Sep 20, 202651-200399 contacts →

Exact match

“P\S\L Group, Inc, through its subsidiaries, provides research and information solutions to the healthcare industry in Canada, the United States, and internationally.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
12Exact matchLondon, United KingdomHQ recorded Sep 20, 20261,001-5,000385 contacts →

Exact match

“OPEN Health unites deep scientific knowledge with wide-ranging specialist expertise to unlock possibilities that improve health outcomes and patient wellbeing.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
13Exact matchIselin, NJ, United StatesHQ recorded Sep 20, 2026501-1,000376 contacts →

Exact match

“Ephicacy was formed in 2005 in New Jersey, US, with an objective of being a niche provider of data analytics services in supporting research and clinical trial activities in life…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
14Exact matchBethesda, MD, United StatesHQ recorded Sep 20, 2026501-1,000363 contacts →

Exact match

“PPD™ Evidera™ solutions empower life sciences companies to demonstrate the real-world effectiveness, safety, and value of therapies throughout their life cycle, from early…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
15Exact matchHyderabad, IndiaHQ recorded Sep 20, 2026201-500330 contacts →

Exact match

“Jeevan provides end-to-end Clinical Research Services.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
16Exact matchPortland, OR, United StatesHQ recorded Sep 20, 202651-200316 contacts →

Exact match

“Founded in 1964, the Kaiser Permanente Center for Health Research (CHR) is focused on advancing knowledge to improve health.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
17Exact matchBethesda, MD, United StatesHQ recorded Sep 20, 2026201-500289 contacts →

Exact match

“Founded in 1979, Technical Resources International, Incorporated (TRI) is a certified Hispanic woman-owned full service contract research organization plus (CRO+).”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
18Exact matchFort Worth, TX, United StatesHQ recorded Sep 20, 2026201-500284 contacts →

Exact match

“DSS provides actionable research, analytics & market insights to healthcare organizations.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
19Exact matchLawrenceville, NJ, United StatesHQ recorded Sep 20, 2026n/a265 contacts →

Exact match

“ISPOR, the professional society for health economics and outcomes research (HEOR), is an international, multistakeholder, nonprofit dedicated to advancing HEOR excellence to…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
20Exact matchLondon, United KingdomHQ recorded Sep 20, 2026201-500259 contacts →

Exact match

“We are now Inizio Ignite, the global advisory partner for health and life sciences, encompassing connected expertise across Research Partnership, Putnam, Vynamic, and STEM.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
21Exact matchChennai, IndiaHQ recorded Sep 20, 2026201-500257 contacts →

Exact match

“Azidus is a full service clinical research organization catering to the technical needs of pharmaceutical and biotechnology industries for the conduct of BA/BE studies, Clinical…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
22Exact matchNew York, NY, United StatesHQ recorded Sep 20, 2026201-500231 contacts →

Exact match

“Aetion is a health care analytics company that delivers real-world evidence for the manufacturers, purchasers, and regulators of medical treatments and technologies.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
23Exact matchHoboken, NJ, United StatesHQ recorded Sep 20, 2026201-500226 contacts →

Exact match

“Genesis Research Group empowers life science companies to innovate differently by fundamentally transforming the way they engage with research partners.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
24Exact matchWashington, DC, United StatesHQ recorded Sep 20, 202651-200226 contacts →

Exact match

“MCRA, an IQVIA business, is a leading full-service medical device, diagnostics, and biologics CRO and consulting advisory firm helping global healthcare companies maximize the…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
25Exact matchBoston, MA, United StatesHQ recorded Sep 20, 2026201-500221 contacts →

Exact match

“Adelphi Values is a global healthcare value consultancy combining strategic thinking with a reputation for excellence in outcomes research, health economics, and market access.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase

Showing 25 of 1,583 health outcomes research companies worldwide

See the full list, filter by size, metro and specialty, and access 54,088 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Health outcomes research companies worldwide at a glance

As of Sep 20, 2026
39.6%Verified-email coverage
86.4Average contacts per company
1-10Median size (employees)
4.0%Largest-city concentration · London
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
793
11-50
534
51-200
170
201-500
35
501-1,000
17
1,001-5,000
15
5,001-10,000
3
10001+
11

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 health outcomes research companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “health outcomes research companies” 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 54,088 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 20, 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.

Health outcomes research companies by location

9 lists · largest first

Every Health outcomes research companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 “health outcomes research companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many health outcomes research companies are there worldwide?

RevenueBase identified 1,583 company matches for health outcomes research companies worldwide 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?

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

Which country has the most health outcomes research companies?

The United States leads with 502 companies, followed by the United Kingdom (144) and India (118). Every health outcomes research companies list by country and city is linked on this page.

Which city has the most health outcomes research companies?

London leads with 63 company records, followed by New York (27) and Berlin (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 54,088 professional contacts with verified work emails tracked across these 1,583 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 20, 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.