Company lists · Data refreshed September 2026

Top 25 Health advocacy organizations worldwide

RevenueBase identified 1,214 company matches for health advocacy organizations worldwide as of September 2026 and tracks 17,191 professional contacts across them, including 4,163 with verified work emails. The United States is the largest market and Washington the largest hub.

This list covers company matches for health advocacy organizations 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 health advocacy organizations 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
1,214Companies
17,191Contacts tracked
4,163Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest health advocacy organizations worldwide

Ranked by team size
Top 25 of 1,214 company matches for health advocacy organizations 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 matchBoston, MA, United StatesHQ recorded Sep 20, 2026n/a1,093 contacts →

Exact match

“Health Care For All (HCFA) is one of the nation's leading state-based, non-profit consumer health care advocacy organizations.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
2Exact matchLombard, IL, United StatesHQ recorded Sep 20, 20261,001-5,000734 contacts →

Exact match

“We’re a nationwide team of optimists, health care problem solvers and medical insurance advocates.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
3Exact matchRedwood City, CA, United StatesHQ recorded Sep 20, 2026201-500572 contacts →

Exact match

“Healthcare is impossibly complex, and most people are left to navigate it alone.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
4Exact matchOttawa, ON, CanadaHQ recorded Sep 20, 202651-200365 contacts →

Exact match

“The Canadian Medical Association leads a national movement with physicians who believe in a better future of health.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
5Exact matchBrussels, BelgiumHQ recorded Sep 20, 2026501-1,000351 contacts →

Exact match

“Solidaris Brabant jouit de la confiance de plus de affiliés, et milite pour l’accès aux soins de santé de qualité pour tous, rendu possible grâce au principe de solidarité.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
6Exact matchSunrise, FL, United StatesHQ recorded Sep 20, 2026501-1,000253 contacts →

Exact match

“BeneLynk is a national social care advocate for managed care companies.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
7Exact matchLondon, United KingdomHQ recorded Sep 20, 2026n/a208 contacts →

Exact match

“We are the world’s oldest public health agency, helping to transform lives for the better through education, training, and advocacy.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
8Exact matchBethesda, MD, United StatesHQ recorded Sep 20, 202651-200204 contacts →

Exact match

“As a leading national healthcare advocacy organization, the National Association of Community Health Centers (NACHC) supports Community Health Centers and the expansion of quality…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
9Exact matchWashington, DC, United StatesHQ recorded Sep 20, 202651-200193 contacts →

Exact match

“For more than 25 years, the Campaign for Tobacco-Free Kids has fought to protect children and save lives from the #1 cause of preventable death: tobacco use.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
10Exact matchAmsterdam, NetherlandsHQ recorded Sep 20, 202651-200163 contacts →

Exact match

“Dokters van de Wereld komt in binnen- en buitenland op voor het universele recht op gezondheid.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
11Exact matchDanbury, CT, United StatesHQ recorded Sep 20, 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 20, 2026 · View company records in RevenueBase
12Exact matchWashington, DC, United StatesHQ recorded Sep 20, 202651-200156 contacts →

Exact match

“Founded in 1985, the Physicians Committee for Responsible Medicine is a nonprofit organization that promotes preventive medicine, conducts clinical research, and encourages higher…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
13Exact matchNew York, NY, United StatesHQ recorded Sep 20, 202651-200155 contacts →

Exact match

“For over 178 years, New York Academy of Medicine has been a driving force for progress, helping transform the landscape of health through independent thinking, rigorous research…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
14Exact matchPrinceton, NJ, United StatesHQ recorded Sep 20, 202651-200139 contacts →

Exact match

“The New Jersey Hospital Association is a not-for-profit trade organization committed to delivering support and services to the state’s hospitals and other healthcare providers.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
15Exact matchWashington, DC, United StatesHQ recorded Sep 20, 2026n/a130 contacts →

Exact match

“We believe it is possible for Americans to be able to afford the medicines of today and tomorrow.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
16Exact matchDublin, IrelandHQ recorded Sep 20, 202611-50119 contacts →

Exact match

“Cardiovascular disease remains a leading cause of death in Ireland.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
17Exact matchLos Angeles, CA, United StatesHQ recorded Sep 20, 202651-200119 contacts →

Exact match

“The Hospital Association of Southern California (HASC) advocates for 182 hospital members representing 35 health systems in Los Angeles, Orange, Riverside, San Bernardino, Santa…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
18Exact matchWashington, DC, United StatesHQ recorded Sep 20, 202651-200104 contacts →

Exact match

“NASTAD is a leading non-partisan non-profit association that represents public health officials who administer HIV and hepatitis programs in the U.S.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
19Exact matchDecatur, GA, United StatesHQ recorded Sep 20, 202651-200103 contacts →

Exact match

“The National Association of Chronic Disease Directors (NACDD) is a national public health association for chronic disease program directors of each state and U.S.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
20Exact matchWashington, DC, United StatesHQ recorded Sep 20, 202611-5097 contacts →

Exact match

“The Global Health Advocacy Incubator supports civil society organizations that advocate for public health policies that reduce death and disease.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
21Exact matchWashington, DC, United StatesHQ recorded Sep 20, 202611-5089 contacts →

Exact match

“The Center for Science in the Public Interest (CSPI) is a non-profit health-advocacy group based in Washington, DC, that focuses on nutrition and food safety.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
22Exact matchUtrecht, NetherlandsHQ recorded Sep 20, 202611-5088 contacts →

Exact match

“LOC Zeggenschap in zorg is er voor cliëntenraden in de geestelijke gezondheidszorg, maatschappelijke opvang, thuiszorg, verpleging & verzorging, verslavingszorg en welzijn.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
23Exact matchAmsterdam, NetherlandsHQ recorded Sep 20, 202611-5087 contacts →

Exact match

“Cliëntenbelang Amsterdam is een onafhankelijke belangenbehartiger met een duidelijk doel: de kwaliteit van leven verbeteren van mensen die dat hard nodig hebben.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
24Exact matchElkridge, MD, United StatesHQ recorded Sep 20, 202651-20080 contacts →

Exact match

“MHA is the advocate for hospitals and their patients before legislative and regulatory bodies.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
25Exact matchDenver, CO, United StatesHQ recorded Sep 20, 2026201-50079 contacts →

Exact match

“PIRG is an advocate for the public interest.”

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

Showing 25 of 1,214 health advocacy organizations worldwide

See the full list, filter by size, metro and specialty, and access 4,163 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Health advocacy organizations worldwide at a glance

As of Sep 20, 2026
24.2%Verified-email coverage
14.2Average contacts per company
1-10Median size (employees)
6.8%Largest-city concentration · Washington
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
753
11-50
336
51-200
83
201-500
19
501-1,000
8
1,001-5,000
6
5,001-10,000
1
10001+
5

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 health advocacy organizations are linked below.
What qualifies
Company records worldwide whose business descriptions match “health advocacy organizations” 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 4,163 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.

Health advocacy organizations by location

4 lists · largest first

Every Health advocacy organizations 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 “health advocacy organizations”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many health advocacy organizations are there worldwide?

RevenueBase identified 1,214 company matches for health advocacy organizations 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?

Health Care For ALL tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most health advocacy organizations?

The United States leads with 606 companies, followed by Canada (34) and Australia (33). Every health advocacy organizations list by country and city is linked on this page.

Which city has the most health advocacy organizations?

Washington leads with 82 company records, followed by New York (17) and Atlanta (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 4,163 professional contacts with verified work emails tracked across these 1,214 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.

Ready to reach these companies? Verified emails and direct dials for all 1,214 health advocacy organizations worldwide. Start with a free account, no credit card.

Download this list →

Related lists

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.