Company lists · Data refreshed September 2026

Top 25 Labor rights advocacy organizations worldwide

RevenueBase identified 884 labor rights advocacy organizations worldwide as of September 2026 and tracks 11,999 professional contacts across them, including 3,467 with verified work emails. The United States is the largest market and New York the largest hub.

This list covers labor rights advocacy organizations worldwide, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 20, 2026. Country and city lists for labor rights advocacy organizations follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 20, 2026 86% judged on-target in blind review
884Companies
11,999Contacts tracked
3,467Verified emails
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The 25 largest labor rights advocacy organizations worldwide

Ranked by team size
Top 25 of 884 labor rights advocacy organizations worldwide, ranked by team size, largest first. Data refreshed Sep 20, 2026. RevenueBase Smart Search rates how each company's information relates to labor rights advocacy organizations: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceUnited KingdomHQ checked Sep 20, 20261,001-5,0001,029 contacts →

Indirect evidence

“Unite is Britain's biggest union with 1.5 million members in every type of workplace Unite is the union for the 21st century.”

Source: RevenueBase Database · checked Sep 20, 2026
2Indirect evidenceUtrecht, NetherlandsHQ checked Sep 20, 2026n/a778 contacts →

Indirect evidence

“De naam Vakmensen zegt het al.”

Source: RevenueBase Database · checked Sep 20, 2026
3Indirect evidenceWashington, DC, United StatesHQ checked Sep 20, 202651-200420 contacts →

Indirect evidence

“The AFL-CIO represents people who work.”

Source: RevenueBase Database · checked Sep 20, 2026
4Indirect evidenceRoma, ItalyHQ checked Sep 20, 202651-200398 contacts →

Indirect evidence

“L'Inca nasce per difendere i diritti dei cittadini.”

Source: RevenueBase Database · checked Sep 20, 2026
5Indirect evidenceWashington, DC, United StatesHQ checked Sep 20, 2026201-500334 contacts →

Indirect evidence

“Working America unites working people who don’t have a union on the job.”

Source: RevenueBase Database · checked Sep 20, 2026
6Indirect evidenceMontréal, QC, CanadaHQ checked Sep 20, 2026501-1,000279 contacts →

Indirect evidence

“Forte de plus de 330 membres répartis dans plus de 1 600 syndicats, la Confédération des syndicats nationaux (CSN) est un pilier du mouvement syndical québécois.”

Source: RevenueBase Database · checked Sep 20, 2026
7Indirect evidenceMile End, CanadaHQ checked Sep 20, 2026501-1,000245 contacts →

Indirect evidence

“Our union is workers across the country from more than 45 industries and all walks of life, standing together to make a difference.”

Source: RevenueBase Database · checked Sep 20, 2026
8Partial evidenceWashington, DC, United StatesHQ checked Sep 20, 2026201-500198 contacts →

Partial evidence

“The Solidarity Center stands with workers everywhere fighting for fair wages, safe workplaces and fundamental freedoms – when workers have the knowledge and support to advocate…”

Source: RevenueBase Database · checked Sep 20, 2026
9Partial evidenceNew York, United StatesHQ checked Sep 20, 202651-200195 contacts →

Partial evidence

“The National Domestic Workers Alliance NDWA) organizes domestic workers in the United States for respect, recognition and labor standards.”

Source: RevenueBase Database · checked Sep 20, 2026
10Indirect evidenceBrazilHQ checked Sep 20, 20261,001-5,000155 contacts →

Indirect evidence

“Governament agency, labour services and law consultants.”

Source: RevenueBase Database · checked Sep 20, 2026
11Indirect evidenceNew York, NY, United StatesHQ checked Sep 20, 202651-200150 contacts →

Indirect evidence

“Outten & Golden is a nationally recognized law firm for employees.”

Source: RevenueBase Database · checked Sep 20, 2026
12Indirect evidenceAmsterdam, NetherlandsHQ checked Sep 20, 202611-50136 contacts →

Indirect evidence

“Clean Clothes Campaign is a global network dedicated to improving working conditions and empowering workers in the global garment and sportswear industries.”

Source: RevenueBase Database · checked Sep 20, 2026
13Indirect evidenceSydney, AustraliaHQ checked Sep 20, 2026201-500131 contacts →

Indirect evidence

“The SDA is the union for workers in retail, warehousing and fast food.”

Source: RevenueBase Database · checked Sep 20, 2026
14Indirect evidenceBrussels, BelgiumHQ checked Sep 20, 202651-200124 contacts →

Indirect evidence

“The International Trade Union Confederation (ITUC) is the global voice of the world’s working people.”

Source: RevenueBase Database · checked Sep 20, 2026
15Indirect evidenceNorthampton, MA, United StatesHQ checked Sep 20, 202651-200110 contacts →

Indirect evidence

“Verité is a global, nonprofit organization with a mission to ensure that people worldwide work under safe, fair, and legal conditions.”

Source: RevenueBase Database · checked Sep 20, 2026
16Indirect evidenceSao Goncalo, BrazilHQ checked Sep 20, 20261,001-5,000105 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 20, 2026
17Indirect evidenceSan Jose, CA, United StatesHQ checked Sep 20, 202651-200101 contacts →

Indirect evidence

“SEIU Local 521 is on the cutting edge of progressive activism, building the power of workers and engaging in larger social justice issues such as immigration, racial and…”

Source: RevenueBase Database · checked Sep 20, 2026
18Indirect evidenceBelo Horizonte, BrazilHQ checked Sep 20, 202651-20088 contacts →

Indirect evidence

“Conhecer os seus direitos trabalhistas é a melhor maneira de identificar quando forem desrespeitados.”

Source: RevenueBase Database · checked Sep 20, 2026
19Partial evidencePhiladelphia, PA, United StatesHQ checked Sep 20, 202651-20080 contacts →

Partial evidence

“Willig, Williams & Davidson is one of the largest and most respected union-side labor law firms in the United States.”

Source: RevenueBase Database · checked Sep 20, 2026
20Indirect evidenceLos Angeles, CA, United StatesHQ checked Sep 20, 202611-5077 contacts →

Indirect evidence

“Members of UNITE HERE Local 11 join together to fight for improved living standards and working conditions.”

Source: RevenueBase Database · checked Sep 20, 2026
21Strong evidenceSan Francisco, CA, United StatesHQ checked Sep 20, 202611-5071 contacts →

Strong evidence

“Legal Aid at Work promotes the rights and economic self-sufficiency of low-wage workers and marginalized communities through free legal services, education, and advocacy at the…”

Source: RevenueBase Database · checked Sep 20, 2026
22Partial evidenceWashington, DC, United StatesHQ checked Sep 20, 202611-5070 contacts →

Partial evidence

“At Jobs With Justice, we are leading the fight for workers’ rights and an economy that benefits everyone.”

Source: RevenueBase Database · checked Sep 20, 2026
23Partial evidenceNew York, NY, United StatesHQ checked Sep 20, 202611-5067 contacts →

Partial evidence

“Since our founding in 1969, the National Employment Law Project has fought to secure the rights of workers and unemployed people across the country.”

Source: RevenueBase Database · checked Sep 20, 2026
24Indirect evidenceBrasilia, BrazilHQ checked Sep 20, 202651-20061 contacts →

Indirect evidence

“Entidade sem fins lucrativos que tem por premissa a garantia dos direitos e a defesa dos interesses específicos dos servidores da Justiça Trabalhista, nas esferas judicial…”

Source: RevenueBase Database · checked Sep 20, 2026
25Indirect evidenceWien, AustriaHQ checked Sep 20, 2026201-50058 contacts →

Indirect evidence

“Du findest mehr Infos zur Gewerkschaft GPA auf diesen Kanälen: https://twitter.com/gewerkschaftgpa”

Source: RevenueBase Database · checked Sep 20, 2026

Showing 25 of 884 labor rights advocacy organizations worldwide

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Labor rights advocacy organizations worldwide at a glance

As of Sep 20, 2026
28.9%Verified-email coverage
13.6Average contacts per company
1-10Median size (employees)
2.9%Largest-city concentration · New York
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
533
11-50
228
51-200
65
201-500
23
501-1,000
11
1,001-5,000
10
5,001-10,000
4
10001+
5

Email recency is reported on each country list linked below.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among labor rights advocacy organizations, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
Coverage
Every country. Country and city lists for labor rights advocacy organizations are linked below.
What qualifies
Companies worldwide whose own description of what they do matches “labor rights advocacy organizations”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names labor rights advocacy organizations), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among labor rights advocacy organizations, and records with no verified work email.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 3,467 across the full list. 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.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Labor rights advocacy organizations by location

3 lists · largest first

Every Labor rights 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 Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names labor rights advocacy organizations, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many labor rights advocacy organizations are there worldwide?

RevenueBase identified 884 labor rights advocacy organizations worldwide as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Unite The Union, headquartered in Worldwide, tops this list with the largest team on record.

Which country has the most labor rights advocacy organizations?

The United States leads with 313 companies, followed by Brazil (145) and Canada (29). Every labor rights advocacy organizations list by country and city is linked on this page.

Which city has the most labor rights advocacy organizations?

New York leads with 26 headquartered companies, followed by Washington (26) and Sao Paulo (24).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 3,467 verified decision-maker contacts tracked across these 884 companies.

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 Smart Search, 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.