Company lists · Data refreshed September 2026

Top 15 Patient recruitment organizations based in Italy

RevenueBase identified 28 patient recruitment organizations headquartered in Italy as of September 2026 and tracks 640 professional contacts across them, including 292 with verified work emails. Milano is the largest hub.

This list covers patient recruitment organizations headquartered in Italy, 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 29, 2026.

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 29, 2026 86% judged on-target in blind review
28Companies
640Contacts tracked
292Verified emails
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The 15 largest patient recruitment organizations based in Italy

Ranked by team size
Top 15 of 28 patient recruitment organizations based in Italy, ranked by team size, largest first. Data refreshed Sep 29, 2026. RevenueBase Smart Search rates how each company's information relates to patient recruitment organizations: 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.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceDesio, ItalyHQ checked Sep 29, 2026201-500281 contacts →

Indirect evidence

“OPIS was founded in 1998 by medical doctors from the Pharma Industry and is a global clinical CRO with 26 years of experience in a wide range of therapeutic areas.”

Source: RevenueBase Database · checked Sep 29, 2026
2Indirect evidenceGenova, ItalyHQ checked Sep 29, 202651-20045 contacts →

Indirect evidence

“We are a CRO made by people full of passion and enthusiasm for their work.”

Source: RevenueBase Database · checked Sep 29, 2026
3Indirect evidenceBologna, ItalyHQ checked Sep 29, 202611-5042 contacts →

Indirect evidence

“Yghea was founded in 2003 by clinical research professionals of drugs for human and veterinary use.”

Source: RevenueBase Database · checked Sep 29, 2026
4Indirect evidenceVerona, ItalyHQ checked Sep 29, 202611-5026 contacts →

Indirect evidence

“The Centro Ricerche Cliniche di Verona (CRC) was founded in 2005 by the G.B.”

Source: RevenueBase Database · checked Sep 29, 2026
5Indirect evidenceMilan, ItalyHQ checked Sep 29, 202611-5026 contacts →

Indirect evidence

“Sintesi Research is a Clinical Research Organization headquartered in Italy, with regional offices in Tel Aviv, Israel, Barcelona, Spain, Nashville, USA; and international…”

Source: RevenueBase Database · checked Sep 29, 2026
6Indirect evidenceCantù, ItalyHQ checked Sep 29, 202611-5022 contacts →

Indirect evidence

“Our mission is to be an ideal partner for local and multinational pharmaceutical companies in the management of all types of clinical trials, working in synergy from the contract…”

Source: RevenueBase Database · checked Sep 29, 2026
7Indirect evidenceGenoa, ItalyHQ checked Sep 29, 202611-5021 contacts →

Indirect evidence

“Latis is a Contract Research Organization born in 2012 and based in Genova with local offices in Milan.”

Source: RevenueBase Database · checked Sep 29, 2026
8Strong evidenceMesagne, ItalyHQ checked Sep 29, 202611-5020 contacts →

Strong evidence

“ClinOpsHub is a CRO specialized in quality assurance services, drugs and medical device clinical development, patient recruitment and retention, training programs.”

Source: RevenueBase Database · checked Sep 29, 2026
9Indirect evidenceMilano, ItalyHQ checked Sep 29, 2026201-50010 contacts →

Indirect evidence

“At Evidilya, we believe in the power of technology to streamline the research process and generate smart evidence for the future of healthcare.”

Source: RevenueBase Database · checked Sep 29, 2026
10Indirect evidenceMilano, ItalyHQ checked Sep 29, 2026501-1,0009 contacts →

Indirect evidence

“Evidenze is more than a full service CRO, is a full value CRO with Global reach.”

Source: RevenueBase Database · checked Sep 29, 2026
11Indirect evidenceFerrara, ItalyHQ checked Sep 29, 20261-106 contacts →

Indirect evidence

“VIS was established in August 2021.”

Source: RevenueBase Database · checked Sep 29, 2026
12Indirect evidenceRome, ItalyHQ checked Sep 29, 202611-506 contacts →

Indirect evidence

“Il Clinical Trial Cen­ter S.p.A, società di Fondazione Poli­clinico Gemelli IRCCS, è il primo esempio di uno spin-off italiano nato all’interno di una struttura ospedaliera per…”

Source: RevenueBase Database · checked Sep 29, 2026
13Partial evidenceChieri, ItalyHQ checked Sep 29, 20261-105 contacts →

Partial evidence

“Experts in patient education and patient engagement.”

Source: RevenueBase Database · checked Sep 29, 2026
14Indirect evidenceFlorence, ItalyHQ checked Sep 29, 20261-105 contacts →

Indirect evidence

“NEA Clinical is a full-service CRO, with the headquarters in Italy, conducting studies internationally on a reasonable budget and timelines.”

Source: RevenueBase Database · checked Sep 29, 2026
15Indirect evidenceRoma, ItalyHQ checked Sep 29, 202651-2002 contacts →

Indirect evidence

“ASSOMONITOR is the Italian Society of Clinical Monitors that collects and represents both freelancer and employed CRA’s (Clinical Research Associate), working in pharmaceutical…”

Source: RevenueBase Database · checked Sep 29, 2026

Showing 15 of 28 patient recruitment organizations based in Italy

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Patient recruitment organizations based in Italy at a glance

As of Sep 29, 2026
45.6%Verified-email coverage
22.9Average contacts per company
11-50Median size (employees)
14.3%Largest-city concentration · Milano
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
7
11-50
16
51-200
2
201-500
2
501-1,000
1

Email recency for this list is measured worldwide rather than for Italy, so it is reported there. Company counts and contact totals on this page are exact for Italy, over 28 companies.

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 patient recruitment organizations, 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.
What qualifies
Companies headquartered in Italy whose own description of what they do matches “patient recruitment organizations”. 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 patient recruitment organizations), 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 patient recruitment organizations, and records with no verified work email. Companies headquartered outside Italy are excluded even when they keep an office there.
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, 292 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 29, 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.

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 patient recruitment organizations, 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 patient recruitment organizations are there based in Italy?

RevenueBase identified 28 patient recruitment organizations headquartered in Italy 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?

OPIS, headquartered in Desio, tops this list with the largest team on record.

Which city has the most patient recruitment organizations?

Milano leads with 4 headquartered companies, followed by Rome (3) and Milan (2).

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 292 verified decision-maker contacts tracked across these 28 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 29, 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.