Company lists · Data refreshed September 2026

Top 25 Clinical operations consulting companies worldwide

Name: Clinical operations consulting companies worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 16, 2026 22,710 companies tracked

RevenueBase identified 22,710 clinical operations consulting companies worldwide as of September 2026 and tracks 410,922 professional contacts across them, including 157,013 with verified work emails and 0 with mobile numbers. The United States is the largest market and London the largest hub.

This list covers clinical operations consulting companies worldwide, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 16, 2026. Country and city lists for clinical operations consulting companies follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 16, 2026 86% judged on-target in blind review

22,710Companies

410,922Contacts tracked

157,013Verified emails

0Mobile numbers

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The 25 largest clinical operations consulting companies worldwide

Ranked by team size

Top 25 of 22,710 clinical operations consulting companies worldwide, ranked by team size, largest first. Data refreshed Sep 16, 2026. RevenueBase Smart Search rates how each company's information relates to clinical operations consulting companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	Icon PLC	Indirect evidence	Dublin, JapanHQ checked Sep 16, 2026	10001+	26,555 contacts →
	Indirect evidence “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…” Source: RevenueBase Database · checked Sep 16, 2026
2	PPD	Partial evidence	Waltham, MA, United StatesHQ checked Sep 16, 2026	10001+	20,530 contacts →
	Partial evidence “The PPD™ clinical research business of Thermo Fisher Scientific, the world leader in serving science, enables customers to accelerate innovation and drug development through…” Source: RevenueBase Database · checked Sep 16, 2026
3	Parexel	Strong evidence	Raleigh, NC, United StatesHQ checked Sep 16, 2026	10001+	19,257 contacts →
	Strong evidence “Parexel is a leading global clinical research organization (CRO) providing insights-driven Clinical and Consulting solutions to the world’s life sciences industry.” Source: RevenueBase Database · checked Sep 16, 2026
4	Fortrea	Partial evidence	Research Triangle Park, NC, United StatesHQ checked Sep 16, 2026	10001+	10,632 contacts →
	Partial evidence “Fortrea (Nasdaq: FTRE) is a leading global clinical research organization (CRO) dedicated to providing innovative clinical development solutions to the life sciences industry.” Source: RevenueBase Database · checked Sep 16, 2026
5	Indegene	Indirect evidence	Princeton, NJ, United StatesHQ checked Sep 16, 2026	5,001-10,000	6,274 contacts →
	Indirect evidence “Indegene Limited is the tech-native, life sciences specialist orchestrating the path from commercialization strategy through execution.” Source: RevenueBase Database · checked Sep 16, 2026
6	Iqvia India	Indirect evidence	Bangalore, IndiaHQ checked Sep 16, 2026	10001+	6,052 contacts →
	Indirect evidence “Formed by the merger of Quintiles and IMS Health in 2016, IQVIA, The Human Data Science Company™ has had a significant presence of over two decades in India through it merged…” Source: RevenueBase Database · checked Sep 16, 2026
7	Parallon	Partial evidence	Nashville, TN, United StatesHQ checked Sep 16, 2026	10001+	5,984 contacts →
	Partial evidence “Parallon leverages extensive expertise across a broad portfolio of revenue cycle, contact center, and clinical and administrative shared services.” Source: RevenueBase Database · checked Sep 16, 2026
8	Medpace	Partial evidence	Cincinnati, OH, United StatesHQ checked Sep 16, 2026	5,001-10,000	5,960 contacts →
	Partial evidence “Medpace is a scientifically-driven, global, full-service clinical contract research organization (CRO) providing Phase I-IV clinical development services to the biotechnology…” Source: RevenueBase Database · checked Sep 16, 2026
9	PRA Health Sciences	Indirect evidence	Raleigh, NC, United StatesHQ checked Sep 16, 2026	10001+	4,708 contacts →
	Indirect evidence “PRA is now an ICON plc company.” Source: RevenueBase Database · checked Sep 16, 2026
10	Almac Group	Indirect evidence	Craigavon, United KingdomHQ checked Sep 16, 2026	5,001-10,000	4,577 contacts →
	Indirect evidence “Partnering to Advance Human Health A unique culture delivering exceptional solutions: Almac is a financially secure, privately owned organisation with 7,800+ employees globally.” Source: RevenueBase Database · checked Sep 16, 2026
11	Management Solutions	Partial evidence	Madrid, SpainHQ checked Sep 16, 2026	1,001-5,000	4,468 contacts →
	Partial evidence “Management Solutions is a leading provider of business consulting services for regulated industries.” Source: RevenueBase Database · checked Sep 16, 2026
12	Vizient	Indirect evidence	Irving, TX, United StatesHQ checked Sep 16, 2026	1,001-5,000	4,417 contacts →
	Indirect evidence “Vizient, Inc, the nation’s largest provider-driven healthcare performance improvement company, provides solutions and services to more than two-thirds of the nation’s acute care…” Source: RevenueBase Database · checked Sep 16, 2026
13	Worldwide Clinical Trials	Partial evidence	Research Triangle Park, NC, United StatesHQ checked Sep 16, 2026	1,001-5,000	3,440 contacts →
	Partial evidence “Worldwide Clinical Trials (Worldwide) is a global CRO serving development-driven biopharmaceutical companies, with more than 4,400 professionals operating across more than 70…” Source: RevenueBase Database · checked Sep 16, 2026
14	Eversana	Indirect evidence	Chicago, IL, United StatesHQ checked Sep 16, 2026	5,001-10,000	3,149 contacts →
	Indirect evidence “EVERSANA® is a leading independent provider of global services to the life sciences industry.” Source: RevenueBase Database · checked Sep 16, 2026
15	Medidata Solutions	Partial evidence	New York, NY, United StatesHQ checked Sep 16, 2026	1,001-5,000	2,704 contacts →
	Partial evidence “Medidata is powering smarter treatments and healthier people through digital solutions to support clinical trials.” Source: RevenueBase Database · checked Sep 16, 2026
16	Premier Research	Strong evidence	Morrisville, NC, United StatesHQ checked Sep 16, 2026	1,001-5,000	2,584 contacts →
	Strong evidence “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…” Source: RevenueBase Database · checked Sep 16, 2026
17	PSI CRO	Indirect evidence	Zug, SwitzerlandHQ checked Sep 16, 2026	1,001-5,000	2,494 contacts →
	Indirect evidence “PSI is a leading full-service global Contract Research Organization whose key strength is predictable patient enrollment across multiple therapeutic areas.” Source: RevenueBase Database · checked Sep 16, 2026
18	Propia AB	Partial evidence	Norrköping, SwedenHQ checked Sep 16, 2026	n/a	2,448 contacts →
	Partial evidence “Propia is a Consultant Company offering competence and proven methodology within Operational Excellence.” Source: RevenueBase Database · checked Sep 16, 2026
19	SCP Health	Strong evidence	Atlanta, GA, United StatesHQ checked Sep 16, 2026	5,001-10,000	2,418 contacts →
	Strong evidence “For over 50 years, SCP Health has been serving patients in moments that matter, prioritizing improved patient outcomes and sustainable clinical operations in emergency, hospital…” Source: RevenueBase Database · checked Sep 16, 2026
20	Signant Health	Partial evidence	Blue Bell, PA, United StatesHQ checked Sep 16, 2026	1,001-5,000	2,083 contacts →
	Partial evidence “For 25+ years, Signant Health has been pioneering solutions and methodologies that propel clinical research programs toward regulatory success.” Source: RevenueBase Database · checked Sep 16, 2026
21	Propharma	Indirect evidence	Raleigh, NC, United StatesHQ checked Sep 16, 2026	1,001-5,000	2,079 contacts →
	Indirect evidence “At ProPharma, we help pharmaceutical, biotechnology, and medical device companies bring life-changing therapies to market.” Source: RevenueBase Database · checked Sep 16, 2026
22	Jubilant Biosys Limited	Indirect evidence	Noida, IndiaHQ checked Sep 16, 2026	1,001-5,000	1,882 contacts →
	Indirect evidence “Jubilant Biosys is an integrated Contract Research, Development and Manufacturing Organization (CRDMO) providing drug discovery, development, and GMP manufacturing services to…” Source: RevenueBase Database · checked Sep 16, 2026
23	Precision For Medicine	Partial evidence	Bethesda, MD, United StatesHQ checked Sep 16, 2026	1,001-5,000	1,781 contacts →
	Partial evidence “Precision for Medicine is an industry-leading global clinical research services organization, purpose-built to improve the clinical research and development process for new…” Source: RevenueBase Database · checked Sep 16, 2026
24	Novotech	Partial evidence	Singapore, AustraliaHQ checked Sep 16, 2026	1,001-5,000	1,778 contacts →
	Partial evidence “Novotech is a globally recognized full-service clinical research organization (CRO) and scientific advisory company that provides biotech and small- to mid-sized pharma companies…” Source: RevenueBase Database · checked Sep 16, 2026
25	Altasciences	Indirect evidence	Laval, QC, CanadaHQ checked Sep 16, 2026	1,001-5,000	1,759 contacts →
	Indirect evidence “Outsourcing made easy with a one-stop solution to early-phase drug development.” Source: RevenueBase Database · checked Sep 16, 2026

RevenueBase Smart Search

RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: clinical operations consulting companies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.

Strong evidence: The company's own public description of its business names clinical operations consulting companies.
Partial evidence: Its own public description names part of clinical operations consulting companies, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name clinical operations consulting companies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.

RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.

Showing 25 of 22,710 clinical operations consulting companies worldwide

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Clinical operations consulting companies worldwide at a glance

As of Sep 16, 2026

38.2%Verified-email coverage

18.1Average contacts per company

1-10Median size (employees)

2.0%Largest-city concentration · London

Sep 16, 2026Page data refreshed

Companies by employee count

1-10

15,868

11-50

4,723

51-200

1,379

201-500

363

501-1,000

146

1,001-5,000

124

5,001-10,000

10001+

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among clinical operations consulting companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
Coverage: 43 countries, largest first: the United States, Brazil, the United Kingdom, India, France, Germany, Canada, Australia, the Netherlands, Spain and 33 more. Country and city lists for clinical operations consulting companies are linked below.
What qualifies: Companies worldwide whose own description of what they do matches “clinical operations consulting companies”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search: RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names clinical operations consulting companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude: Companies whose own description does not clearly place them among clinical operations consulting companies, and records with no verified work email.
Match quality: In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 157,013 across the full list. 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 16, 2026. Lists refresh periodically as the graph is re-checked.
Corrections: Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Clinical operations consulting companies by location

126 lists · largest first

Every Clinical operations consulting companies 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 Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names clinical operations consulting companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many clinical operations consulting companies are there worldwide?

RevenueBase identified 22,710 clinical operations consulting companies worldwide as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Icon PLC, headquartered in Worldwide, tops this list with the largest team on record.

Which country has the most clinical operations consulting companies?

The United States leads with 10,415 companies, followed by Brazil (1,372) and the United Kingdom (1,350). Every clinical operations consulting companies list by country and city is linked on this page.

Which city has the most clinical operations consulting companies?

London leads with 450 headquartered companies, followed by Sao Paulo (442) and New York (350).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 157,013 verified decision-maker contacts tracked across these 22,710 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 16, 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 Smart Search, 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.