Company lists · Data refreshed November 2026

Top 25 Issue advocacy organizations worldwide

RevenueBase identified 800 company matches for issue advocacy organizations worldwide as of November 2026 and tracks 9,280 professional contacts across them, including 2,941 with verified work emails. The United States is the largest market and Washington the largest hub.

This list covers company matches for issue 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 November 6, 2026. Country and city lists for issue 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 Nov 6, 2026 How this list was built
800Companies
9,280Contacts tracked
2,941Verified emails
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The 25 largest issue advocacy organizations worldwide

Ranked by team size
Top 25 of 800 company matches for issue advocacy organizations worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 matchThe Hague, NetherlandsHQ recorded Nov 6, 2026201-500753 contacts →

Exact match

“Wij strijden voor gelijkheid en we staan achter de mensen die opstaan voor gelijkheid.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchThe Hague, NetherlandsHQ recorded Nov 6, 2026201-500389 contacts →

Exact match

“Our mission is to defend and expand the civil and political rights that enable individuals, marginalized communities, their movements, and their organizations to claim and realize…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchWashington, DC, United StatesHQ recorded Nov 6, 2026n/a387 contacts →

Exact match

“The League of Women Voters of the United States encourages informed and active participation in government, works to increase understanding of major public policy issues, and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchLondon, United KingdomHQ recorded Nov 6, 2026201-500285 contacts →

Exact match

“At Volant Media, we’re on a mission to create and nurture leading brands and services around the world, where people can engage with unbiased information - sparking debate…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchNew Delhi, IndiaHQ recorded Nov 6, 202651-200229 contacts →

Exact match

“The Centre for Science and Environment (CSE) is a public interest research and advocacy organisation based in New Delhi.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchWashington, DC, United StatesHQ recorded Nov 6, 202651-200224 contacts →

Exact match

“LCV believes our earth is worth fighting for because everyone has a right to clean air, water, and a safe, healthy community.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchWashington, DC, United StatesHQ recorded Nov 6, 202651-200203 contacts →

Exact match

“Public Citizen is a nonprofit consumer advocacy organization that champions the public interest – your interests – in the halls of power.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchWashington, OR, United StatesHQ recorded Nov 6, 202651-200178 contacts →

Exact match

“Our Purpose: Food & Water Watch mobilizes regular people to build political power to move bold & uncompromised solutions to the most pressing food, water, and climate problems of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchColmschate, NetherlandsHQ recorded Nov 6, 202611-50136 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchWashington, DC, United StatesHQ recorded Nov 6, 202651-200134 contacts →

Exact match

“Our mission is to resist Trump’s agenda by empowering local activist groups to make their Members of Congress listen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchDenver, DC, United StatesHQ recorded Nov 6, 2026201-500111 contacts →

Exact match

“The Public Interest Network operates and supports organizations committed to a shared vision of a new future and a strategic approach to change.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchSomerville, MA, United StatesHQ recorded Nov 6, 2026n/a111 contacts →

Exact match

“Political Research Associates is a progressive think tank devoted to supporting movements that are building a more just and inclusive democratic society.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchWashington, DC, United StatesHQ recorded Nov 6, 202651-200102 contacts →

Exact match

“Campaign Legal Center (CLC) is a nonpartisan nonprofit organization dedicated to solving the wide range of challenges facing American democracy.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchWashington, DC, United StatesHQ recorded Nov 6, 202651-200102 contacts →

Exact match

“Founded in 1971, Greenpeace began when a small group of activists sailed from Vancouver to protest nuclear testing at Amchitka, Alaska.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchBerlin, GermanyHQ recorded Nov 6, 202651-20097 contacts →

Exact match

“Campact ist eine Kampagnen-Organisation, mit der über 4,5 Millionen Menschen entschlossen für progressive Politik eintreten und unsere Demokratie verteidigen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchLos Angeles, WA, United StatesHQ recorded Nov 6, 202651-20090 contacts →

Exact match

“RALLY is an advocacy agency.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchWashington, DC, United StatesHQ recorded Nov 6, 202611-5089 contacts →

Exact match

“Established in 2014, the Niskanen Center is a nonpartisan think tank that works to change public policy through direct engagement in the policymaking process: developing and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchWashington, DC, United StatesHQ recorded Nov 6, 202651-20086 contacts →

Exact match

“America Votes is the coordination hub of the progressive community.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchUnited StatesHQ recorded Nov 6, 202651-20082 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchWashington, DC, United StatesHQ recorded Nov 6, 2026201-50076 contacts →

Exact match

“CQ provides essential intelligence and grassroots advocacy resources to take action.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchDenver, CO, United StatesHQ recorded Nov 6, 2026201-50073 contacts →

Exact match

“PIRG is an advocate for consumers, advancing solutions to problems that affect our health, our safety and our well-being.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchWashington, DC, United StatesHQ recorded Nov 6, 202651-20072 contacts →

Exact match

“The Hub Project is a Washington D.C.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchUnited StatesHQ recorded Nov 6, 202651-20069 contacts →

Exact match

“The Rainbow PUSH Coalition (RPC) is a multi-racial, multi-issue, progressive, international membership organization fighting for social change.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchAlbany, NY, United StatesHQ recorded Nov 6, 202611-5065 contacts →

Exact match

“Citizen Action of New York is a grassroots membership organization taking on big issues that are at the center of transforming American society.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchPhiladelphia, PA, United StatesHQ recorded Nov 6, 202611-5063 contacts →

Exact match

“The Clean Air Council is a member-supported, nonprofit environmental organization dedicated to protecting everyone's right to breathe clean air.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 800 issue advocacy organizations worldwide

See the full list, filter by size, metro and specialty, and access 2,941 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Issue advocacy organizations worldwide at a glance

As of Nov 6, 2026
31.7%Verified-email coverage
11.6Average contacts per company
1-10Median size (employees)
6.6%Largest-city concentration · Washington
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
495
11-50
216
51-200
54
201-500
16
501-1,000
3
1,001-5,000
1
10001+
8

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 issue advocacy organizations are linked below.
What qualifies
Company records worldwide whose business descriptions match “issue 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 2,941 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 November 6, 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.

Issue advocacy organizations by location

2 lists · largest first

Every Issue advocacy organizations list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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

How many issue advocacy organizations are there worldwide?

RevenueBase identified 800 company matches for issue advocacy organizations worldwide as of November 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?

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

Which country has the most issue advocacy organizations?

The United States leads with 387 companies. Every issue advocacy organizations list by country and city is linked on this page.

Which city has the most issue advocacy organizations?

Washington leads with 53 company records, followed by New York (17) and Seattle (10).

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 2,941 professional contacts with verified work emails tracked across these 800 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 November 6, 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.