Company lists · Data refreshed September 2026

Top 25 Disease specific nonprofits worldwide

RevenueBase identified 141 company matches for disease specific nonprofits worldwide as of September 2026 and tracks 835 professional contacts across them, including 197 with verified work emails. The United States is the largest market and Madrid the largest hub.

This list covers company matches for disease specific nonprofits 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 19, 2026. Country and city lists for disease specific nonprofits 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 19, 2026 How this list was built
141Companies
835Contacts tracked
197Verified emails
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The 25 largest disease specific nonprofits worldwide

Ranked by team size
Top 25 of 141 company matches for disease specific nonprofits worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 19, 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 matchHampton, VA, United StatesHQ recorded Sep 19, 202651-200103 contacts →

Exact match

“Established in 1996, Patient Advocate Foundation has been breaking down healthcare barriers for patients diagnosed with chronic, life threatening and/or debilitating illnesses by…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
2Exact matchWashington, DC, United StatesHQ recorded Sep 19, 202611-5081 contacts →

Exact match

“The EveryLife Foundation for Rare Diseases is powered by the rare disease community to improve health outcomes by driving change through evidence-based policy, leading…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
3Exact matchLisbon, PortugalHQ recorded Sep 19, 202651-20041 contacts →

Exact match

“A Raríssimas – Associação Nacional de Deficiências Mentais e Raras é uma IPSS, fundada em Abril de 2002, que desenvolve a sua acção junto de doentes e familiares que convivem de…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
4Exact matchSao Paulo, BrazilHQ recorded Sep 19, 202611-5028 contacts →

Exact match

“Seja bem-vindo(a) a página da Casa Hunter.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
5Exact matchHerndon, VA, United StatesHQ recorded Sep 19, 202611-5021 contacts →

Exact match

“Indo US Organization for rare diseases (IndoUSrare) is an independent non-profit organization focused on helping patients with rare diseases of Indian origin in the USA, India, &…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
6Exact matchNaarm / Richmond, AustraliaHQ recorded Sep 19, 202611-5019 contacts →

Exact match

“When you hear hoofbeats, think of horses, not zebras.” These are the words of Theodore Woodward - an American physician - and the reason we exist.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
7Exact matchBanglore, IndiaHQ recorded Sep 19, 2026201-50013 contacts →

Exact match

“Our Objectives Rare Diseases Patients Helpline and Helpdesk: ORDI runs a national rare disease hotline (+91 8892 to hear the needs of rare disease patients.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
8Exact matchKockelscheuer, LuxembourgHQ recorded Sep 19, 202611-5011 contacts →

Exact match

“ALAN – Maladies Rares Luxembourg est une association sans but lucratif (a.s.b.l.) fondée en 1998 et reconnue d’utilité publique depuis La mission d’ALAN consiste à améliorer la…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
9Exact matchNew York, NY, United StatesHQ recorded Sep 19, 202611-5010 contacts →

Exact match

“At Know Rare, we aim to connect people living with rare diseases to information about their conditions as well as to specialists, clinical studies, advocacy organizations, and…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
10Exact match300, CanadaHQ recorded Sep 19, 20261-1010 contacts →

Exact match

“Le Regroupement Québécois des Maladies Orphelines (RQMO) a comme mission: 1.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
11Exact matchDubai, United Arab EmiratesHQ recorded Sep 19, 202611-508 contacts →

Exact match

“LeadPath Healthcare Innovations – Navigating the Path Less Taken in Rare Disease Care LeadPath Healthcare Innovations is a purpose-driven organization on a mission to transform…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
12Exact matchBoston, MA, United StatesHQ recorded Sep 19, 20261-108 contacts →

Exact match

“The Genesis Foundation for Children provides funding for the diagnosis and compassionate, coordinated care of children born with genetic disorders, rare diseases, and disabilities.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
13Exact matchChapinero, ColombiaHQ recorded Sep 19, 202611-508 contacts →

Exact match

“Jaasiel S.A.S es una entidad dedicada a la atención integral de las personas que viven y conviven con enfermedades de alto costo y alto impacto social.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
14Exact matchMadrid, SpainHQ recorded Sep 19, 20261-107 contacts →

Exact match

“The Spanish Patient Forum defends the interests of those affected by the disease, through training, prevention, research and associative promotion.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
15Exact matchPittsburgh, PA, United StatesHQ recorded Sep 19, 20261-106 contacts →

Exact match

“Headquartered in Pittsburgh, the Community Liver Alliance has grown to have a national presence while still holding true to a mission to invest in local communities and give voice…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
16Exact matchNewtownards, United KingdomHQ recorded Sep 19, 20261-106 contacts →

Exact match

“We are a not for profit organisation (recognised by HMRC as a charity), working to support anyone living with or caring for someone with a rare condition.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
17Exact matchChermside, AustraliaHQ recorded Sep 19, 202611-506 contacts →

Exact match

“Founded in 2017, Jack’s Butterflies is an Australia Charity registered with the ACNC and endorsed by the ATO; thereby offering tax deductible donations to our supporters.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
18Exact matchToledo, OH, United StatesHQ recorded Sep 19, 202611-505 contacts →

Exact match

“The Avalon Foundation is BY KIDS- FOR KIDS!”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
19Exact matchKatowice, PolandHQ recorded Sep 19, 20261-105 contacts →

Exact match

“There are so many patients in advocacy groups worldwide who are full of energy, commitment and will to improve other people’s lives.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
20Exact matchHenderson, NV, United StatesHQ recorded Sep 19, 20261-105 contacts →

Exact match

“Patient Worthy® provides current and continuous coverage of rare disease patient experiences, news, and events, through an online platform and broad social media presence.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
21Exact matchCity Of Buenos Aires, ArgentinaHQ recorded Sep 19, 20261-105 contacts →

Exact match

“Somos una Asociación de Pacientes sin fines de lucro, independiente de cualquier institución pública o privada que compartimos el mismo camino con el objetivo de FORMAR UNA…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
22Exact matchToronto, ON, CanadaHQ recorded Sep 19, 20261-105 contacts →

Exact match

“Heal Canada is a registered not-for-profit organization dedicated to patient advocacy, education and collaboration among patient advocacy groups and other healthcare stakeholders.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
23Exact matchSanta Cruz, CA, United StatesHQ recorded Sep 19, 202611-504 contacts →

Exact match

“CheckOrphan is a dynamic and interactive platform dedicated to people working with or affected by rare, orphan or neglected diseases.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
24Exact matchTotana, SpainHQ recorded Sep 19, 202611-504 contacts →

Exact match

“Nonprofit association for people with rare diseases and their famlies”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
25Exact matchUnited StatesHQ recorded Sep 19, 20261-104 contacts →

Exact match

“La Sociedad Hispana de Enfermedades Raras (SHER) nace en diciembre de 2021 con el objetivo de promover y dar visibilidad, apoyo y entrenamiento a las familias hispanas que…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase

Showing 25 of 141 disease specific nonprofits worldwide

See the full list, filter by size, metro and specialty, and access 197 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Disease specific nonprofits worldwide at a glance

As of Sep 19, 2026
23.6%Verified-email coverage
5.9Average contacts per company
1-10Median size (employees)
2.1%Largest-city concentration · Madrid
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
101
11-50
33
51-200
5
201-500
1
10001+
1

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 disease specific nonprofits are linked below.
What qualifies
Company records worldwide whose business descriptions match “disease specific nonprofits” 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 197 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 19, 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.

Disease specific nonprofits by location

1 lists · largest first

Every Disease specific nonprofits 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 “disease specific nonprofits”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many disease specific nonprofits are there worldwide?

RevenueBase identified 141 company matches for disease specific nonprofits 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?

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

Which country has the most disease specific nonprofits?

The United States leads with 52 companies. Every disease specific nonprofits list by country and city is linked on this page.

Which city has the most disease specific nonprofits?

Madrid leads with 3 company records, followed by Toronto (3) and Washington (3).

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 197 professional contacts with verified work emails tracked across these 141 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 19, 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.