Company lists · Data refreshed September 2026

Top 25 Cancer patient advocacy groups worldwide

RevenueBase identified 1,858 company matches for cancer patient advocacy groups worldwide as of September 2026 and tracks 34,599 professional contacts across them, including 9,705 with verified work emails. The United States is the largest market and Washington the largest hub.

This list covers company matches for cancer patient advocacy groups 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 cancer patient advocacy groups 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
1,858Companies
34,599Contacts tracked
9,705Verified emails
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The 25 largest cancer patient advocacy groups worldwide

Ranked by team size
Top 25 of 1,858 company matches for cancer patient advocacy groups 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 matchAtlanta, GA, United StatesHQ recorded Sep 19, 20265,001-10,0007,210 contacts →

Exact match

“The American Cancer Society is a leading cancer-fighting organization with a vision to end cancer as we know it, for everyone.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Sep 19, 20261,001-5,0001,856 contacts →

Exact match

“We're doing whatever it takes to help more people with cancer get the best care the UK has to offer, whoever and wherever they are.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
3Exact matchToronto, ON, CanadaHQ recorded Sep 19, 2026501-1,0001,208 contacts →

Exact match

“What does it take to take on cancer?”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
4Exact matchKøbenhavn Ø, DenmarkHQ recorded Sep 19, 2026501-1,000785 contacts →

Exact match

“Vi er en patientforening med tre vigtige hovedformål- Flere overlever kræft - Færre får kræft - Bedre liv med og efter kræft Det gør vi gennem- Forskning - Forebyggelse - Patient-…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
5Exact matchGuayaquil, EcuadorHQ recorded Sep 19, 20261,001-5,000688 contacts →

Exact match

“La Sociedad de Lucha Contra el Cáncer (SOLCA) del Ecuador fue fundada el 7 de diciembre de 1951.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
6Exact matchQuito, EcuadorHQ recorded Sep 19, 20261,001-5,000563 contacts →

Exact match

“La misión de SOLCA Quito es conducir la lucha contra el cáncer, a través de la promoción, educación, prevención, diagnostico precoz y tratamiento oportuno, con el fin de disminuir…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
7Exact matchEast Melbourne, AustraliaHQ recorded Sep 19, 2026201-500419 contacts →

Exact match

“A not-for-profit organisation, Cancer Council Victoria has played a leading and holistic role in cancer control for more than 80 years.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
8Exact matchRegina, SK, CanadaHQ recorded Sep 19, 2026501-1,000411 contacts →

Exact match

“To provide leadership in health promotion, early detection, treatment, and research for cancer.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
9Exact matchAmsterdam, NetherlandsHQ recorded Sep 19, 202651-200392 contacts →

Exact match

“Every person in the Netherlands will at some stage have an experience with cancer When you have cancer, it disrupts your life, but also when someone you know has the disease.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
10Exact matchPhiladelphia, PA, United StatesHQ recorded Sep 19, 2026201-500349 contacts →

Exact match

“Founded in 1907, the American Association for Cancer Research (AACR) is the world’s first and largest professional organization dedicated to advancing cancer research and its…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
11Exact matchOslo, NorwayHQ recorded Sep 19, 202651-200303 contacts →

Exact match

“Vi i Kreftforeningen jobber for å forebygge og bekjempe kreft samt bedre livskvaliteten for pasienter og pårørende.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
12Exact matchBedfordview, South AfricaHQ recorded Sep 19, 202651-200256 contacts →

Exact match

“The Cancer Association of South Africa (CANSA), a non-profit leader in the fight against cancer since 1931, enables research, educates the public and advocates for and supports…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
13Exact matchEl Segundo, CA, United StatesHQ recorded Sep 19, 202651-200248 contacts →

Exact match

“Our mission is to take bold action to improve the lives of everyone impacted by pancreatic cancer by advancing scientific research, building community, sharing knowledge, and…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
14Exact matchFortitude Valley, AustraliaHQ recorded Sep 19, 2026201-500225 contacts →

Exact match

“We are Queensland's leading cancer charity working across every aspect of every cancer.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
15Exact matchPlymouth Meeting, PA, United StatesHQ recorded Sep 19, 202651-200207 contacts →

Exact match

“The National Comprehensive Cancer Network® (NCCN®) is a not-for-profit alliance of leading cancer centers devoted to patient care, research, and education.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
16Exact matchLisbon, PortugalHQ recorded Sep 19, 202651-200201 contacts →

Exact match

“A Liga Portuguesa Contra o Cancro é uma Associação Cultural e de Serviço Social, privada, declarada de Utilidade Pública, que promove a prevenção primária e secundária do cancro…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
17Exact matchLexington, MA, United StatesHQ recorded Sep 19, 202651-200193 contacts →

Exact match

“WE'RE ALL IN FOR FIGHT AGAINST CANCER Partner Therapeutics is devoted to developing and commercializing cancer medicines and combination therapies that can make a meaningful…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
18Exact matchWashington, DC, United StatesHQ recorded Sep 19, 2026n/a184 contacts →

Exact match

“CSC uplifts and strengthens people impacted by cancer by providing support, fostering compassionate communities, and breaking down barriers to care through education, research…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
19Exact matchDanbury, CT, United StatesHQ recorded Sep 19, 202651-200156 contacts →

Exact match

“The National Organization for Rare Disorders (NORD), a 501(c)(3) organization, is an independent patient advocacy organization dedicated to helping individuals with rare diseases…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
20Exact matchUnited StatesHQ recorded Sep 19, 202651-200141 contacts →

Exact match

“We develop game-changing therapies that make an impactful difference for cancer patients and the clinicians who treat them.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
21Exact matchNew York, NY, United StatesHQ recorded Sep 19, 202651-200140 contacts →

Exact match

“For over 80 years, CancerCare has empowered millions of people affected by cancer through free counseling, resource navigation, support groups, educational resources, advocacy and…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
22Exact matchStockholm, SwedenHQ recorded Sep 19, 202651-200139 contacts →

Exact match

“Cancerfondens vision är att besegra cancer.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
23Exact matchSingaporeHQ recorded Sep 19, 202651-200139 contacts →

Exact match

“Singapore Cancer Society (SCS) envisions a Singapore where we overcome cancer and live well.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
24Exact matchGeneva, SwitzerlandHQ recorded Sep 19, 202611-50137 contacts →

Exact match

“The Union for International Cancer Control (UICC) is the largest international cancer membership organisation in the world.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
25Exact matchKampung Bahru, MalaysiaHQ recorded Sep 19, 202651-200135 contacts →

Exact match

“The National Cancer Society of Malaysia (NCSM) is a not-for-profit organisation established in 1966 that provides education, care and support services for people affected by…”

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

Showing 25 of 1,858 cancer patient advocacy groups worldwide

See the full list, filter by size, metro and specialty, and access 9,705 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Cancer patient advocacy groups worldwide at a glance

As of Sep 19, 2026
28.0%Verified-email coverage
18.6Average contacts per company
1-10Median size (employees)
1.5%Largest-city concentration · Washington
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
1,177
11-50
491
51-200
125
201-500
29
501-1,000
12
1,001-5,000
14
5,001-10,000
2
10001+
2

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 cancer patient advocacy groups are linked below.
What qualifies
Company records worldwide whose business descriptions match “cancer patient advocacy groups” 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 9,705 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.

Cancer patient advocacy groups by location

12 lists · largest first

Every Cancer patient advocacy groups 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 “cancer patient advocacy groups”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many cancer patient advocacy groups are there worldwide?

RevenueBase identified 1,858 company matches for cancer patient advocacy groups 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?

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

Which country has the most cancer patient advocacy groups?

The United States leads with 638 companies, followed by France (96) and Canada (78). Every cancer patient advocacy groups list by country and city is linked on this page.

Which city has the most cancer patient advocacy groups?

Washington leads with 28 company records, followed by London (23) and New York (21).

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 9,705 professional contacts with verified work emails tracked across these 1,858 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.