Company lists · Data refreshed September 2026

Top 25 Orphan drug companies worldwide

RevenueBase identified 1,083 company matches for orphan drug companies worldwide as of September 2026 and tracks 219,743 professional contacts across them, including 83,769 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for orphan drug 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 orphan drug 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
1,083Companies
219,743Contacts tracked
83,769Verified emails
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The 25 largest orphan drug companies worldwide

Ranked by team size
Top 25 of 1,083 company matches for orphan drug 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 matchTokyo, IL, JapanHQ recorded Sep 20, 202610001+29,414 contacts →

Exact match

“We all want a healthier future.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
2Exact matchTitusville, NJ, United StatesHQ recorded Sep 20, 202610001+26,637 contacts →

Exact match

“At Johnson & Johnson Innovative Medicine, we innovate with purpose, to lead where medicine is going.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
3Exact matchMorrisville, NC, United StatesHQ recorded Sep 20, 202610001+18,228 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
4Exact matchSouth San Francisco, CA, United StatesHQ recorded Sep 20, 202610001+17,217 contacts →

Exact match

“About Genentech We're passionate about finding solutions for people facing the world's most difficult-to-treat conditions.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
5Exact matchTarrytown, NY, United StatesHQ recorded Sep 20, 202610001+16,043 contacts →

Exact match

“At Regeneron we believe that when the right idea finds the right team, powerful change is possible.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
6Exact matchSuresnes, FranceHQ recorded Sep 20, 202610001+10,958 contacts →

Exact match

“Servier is an independent international pharmaceutical group governed by a foundation.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
7Exact matchBoston, MA, United StatesHQ recorded Sep 20, 20261,001-5,0006,136 contacts →

Exact match

“Alexion, AstraZeneca Rare Disease is focused on pioneering new possibilities for the rare disease community.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
8Exact matchParis, FranceHQ recorded Sep 20, 20265,001-10,0005,943 contacts →

Exact match

“We are a global biopharmaceutical company with a focus on bringing transformative medicines to patients in three therapeutic areas: Oncology, Rare Disease and Neuroscience.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
9Exact matchSan Rafael, CA, United StatesHQ recorded Sep 20, 20261,001-5,0003,943 contacts →

Exact match

“Founded in 1997, BioMarin is a global biotechnology company dedicated to transforming lives through genetic discovery.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
10Exact matchParma, ItalyHQ recorded Sep 20, 20265,001-10,0003,644 contacts →

Exact match

“Chiesi is a research-oriented international biopharmaceutical group that develops and markets innovative therapeutic solutions in respiratory health, rare diseases, and specialty…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
11Exact matchDublin, GermanyHQ recorded Sep 20, 20261,001-5,0003,593 contacts →

Exact match

“Jazz Pharmaceuticals plc (Nasdaq: JAZZ), is a global biopharmaceutical company whose purpose is to innovate to transform the lives of patients and their families.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
12Exact matchMilan, ItalyHQ recorded Sep 20, 20261,001-5,0002,789 contacts →

Exact match

“Recordati has been at the forefront of life-enhancing and life-changing medicines for 100 years.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
13Exact matchNutley, NJ, United StatesHQ recorded Sep 20, 20261,001-5,0002,570 contacts →

Exact match

“At Eisai Inc, human health care (hhc) is our goal.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
14Exact matchBethesda, MD, United StatesHQ recorded Sep 20, 20261,001-5,0001,781 contacts →

Exact match

“Precision for Medicine is an industry-leading global clinical research services organization, purpose-built to improve the clinical research and development process for new…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
15Exact matchSingapore, AustraliaHQ recorded Sep 20, 20261,001-5,0001,778 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
16Exact matchHyderabad, IndiaHQ recorded Sep 20, 20261,001-5,0001,601 contacts →

Exact match

“Hetero Healthcare Ltd is a leading Innovative Pharmaceutical Company in India, headquartered at Hyderabad.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
17Exact matchBoston, MA, United StatesHQ recorded Sep 20, 20261,001-5,0001,578 contacts →

Exact match

“We aspire to create, improve and prolong life for people living with difficult-to-treat conditions like infertility, multiple sclerosis and cancer.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
18Exact matchStockholm, SwedenHQ recorded Sep 20, 20261,001-5,0001,561 contacts →

Exact match

“Sobi is a global biopharma company unlocking the potential of breakthrough innovations, transforming everyday life for people living with rare diseases.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
19Exact matchNovato, CA, United StatesHQ recorded Sep 20, 20261,001-5,0001,556 contacts →

Exact match

“Leading with purpose.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
20Exact matchBridgewater Township, NJ, United StatesHQ recorded Sep 20, 20261,001-5,0001,512 contacts →

Exact match

“Insmed is a people-rst global biopharmaceutical company striving to deliver rst- and best-in-class therapies to transform the lives of patients facing serious diseases.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
21Exact matchWarren, NJ, United StatesHQ recorded Sep 20, 2026501-1,0001,212 contacts →

Exact match

“PTC is a patient-centered biopharmaceutical company focused on discovering, developing & commercializing medicine for children and adults living with rare and serious disease.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
22Exact matchIstanbul, TürkiyeHQ recorded Sep 20, 20265,001-10,0001,054 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
23Exact matchCovington, KY, United StatesHQ recorded Sep 20, 20261,001-5,0001,043 contacts →

Exact match

“CTI Clinical Trial and Consulting Services is a global, privately held, research service organization, delivering a complete spectrum of clinical trial and consulting services…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
24Exact matchTrofa, PortugalHQ recorded Sep 20, 2026501-1,0001,019 contacts →

Exact match

“Bial is a family-owned company with a rich history of over 100 years, dedicated to patient welfare, with products available in more than 50 countries.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
25Exact matchStamford, CT, United StatesHQ recorded Sep 20, 2026501-1,000885 contacts →

Exact match

“Purdue and its subsidiaries develop, manufacture and market medications to meet the evolving needs of healthcare professionals, patients, and caregivers.”

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

Showing 25 of 1,083 orphan drug companies worldwide

See the full list, filter by size, metro and specialty, and access 83,769 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Orphan drug companies worldwide at a glance

As of Sep 20, 2026
38.1%Verified-email coverage
202.9Average contacts per company
11-50Median size (employees)
2.6%Largest-city concentration · London
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
322
11-50
364
51-200
197
201-500
79
501-1,000
46
1,001-5,000
47
5,001-10,000
9
10001+
16

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 orphan drug companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “orphan drug 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 83,769 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.

Orphan drug companies by location

6 lists · largest first

Every Orphan drug 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 “orphan drug companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many orphan drug companies are there worldwide?

RevenueBase identified 1,083 company matches for orphan drug 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?

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

Which country has the most orphan drug companies?

The United States leads with 329 companies, followed by India (88) and the United Kingdom (65). Every orphan drug companies list by country and city is linked on this page.

Which city has the most orphan drug companies?

London leads with 28 company records, followed by Boston (14) and New York (13).

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 83,769 professional contacts with verified work emails tracked across these 1,083 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.