Company lists · Data refreshed September 2026
Top 25 Worker advocacy groups worldwide
RevenueBase identified 675 company matches for worker advocacy groups worldwide as of September 2026 and tracks 11,527 professional contacts across them, including 3,291 with verified work emails. The United States is the largest market and New York the largest hub.
This list covers company matches for worker 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 22, 2026. Country and city lists for worker 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.
The 25 largest worker advocacy groups worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 1,406 contacts → | ||||
Exact match “We are the Service Employees International Union, an organization of 2-million members united by the belief in the dignity and worth of workers and the services they provide and…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 2 | 1,029 contacts → | ||||
Exact match “Unite is Britain's biggest union with 1.5 million members in every type of workplace Unite is the union for the 21st century.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 3 | 778 contacts → | ||||
Exact match “De naam Vakmensen zegt het al.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 4 | 685 contacts → | ||||
Exact match “GMB is a trade union that represents all workers.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 5 | 420 contacts → | ||||
Exact match “The AFL-CIO represents people who work.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 6 | 342 contacts → | ||||
Exact match “Fagforbundet er landets største arbeidstakerorganisasjon med 400 medlemmer og er en del av LO.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 7 | 334 contacts → | ||||
Exact match “Working America unites working people who don’t have a union on the job.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 8 | 245 contacts → | ||||
Exact match “Our union is workers across the country from more than 45 industries and all walks of life, standing together to make a difference.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 9 | 198 contacts → | ||||
Exact match “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…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 10 | 195 contacts → | ||||
Exact match “The National Domestic Workers Alliance NDWA) organizes domestic workers in the United States for respect, recognition and labor standards.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 11 | 150 contacts → | ||||
Exact match “Outten & Golden is a nationally recognized law firm for employees.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 12 | 131 contacts → | ||||
Exact match “The SDA is the union for workers in retail, warehousing and fast food.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 13 | 110 contacts → | ||||
Exact match “Verité is a global, nonprofit organization with a mission to ensure that people worldwide work under safe, fair, and legal conditions.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 14 | 100 contacts → | ||||
Exact match “HKM is a national employment law firm that represents individuals and workers in all aspects of employment law.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 15 | 88 contacts → | ||||
Exact match “Conhecer os seus direitos trabalhistas é a melhor maneira de identificar quando forem desrespeitados.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 16 | 80 contacts → | ||||
Exact match “Willig, Williams & Davidson is one of the largest and most respected union-side labor law firms in the United States.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 17 | 77 contacts → | ||||
Exact match “Members of UNITE HERE Local 11 join together to fight for improved living standards and working conditions.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 18 | 71 contacts → | ||||
Exact match “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…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 19 | 70 contacts → | ||||
Exact match “At Jobs With Justice, we are leading the fight for workers’ rights and an economy that benefits everyone.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 20 | 67 contacts → | ||||
Exact match “Since our founding in 1969, the National Employment Law Project has fought to secure the rights of workers and unemployed people across the country.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 21 | 58 contacts → | ||||
Exact match “Du findest mehr Infos zur Gewerkschaft GPA auf diesen Kanälen: https://twitter.com/gewerkschaftgpa” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 22 | 51 contacts → | ||||
Exact match “Employee Justice Legal Group, PC is a California based law firm, with headquarters in Los Angeles, CA and offices in Orange County and San Diego as well.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 23 | 51 contacts → | ||||
Exact match “Since our founding in 1995, we’ve been pioneering policy campaigns that are then adopted across the nation, from the groundbreaking Children’s Health Initiative, to raising the…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 24 | 49 contacts → | ||||
Exact match “The American legal system is in a constant state of change.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 25 | 42 contacts → | ||||
Exact match “For confidence and safety in the marketplace.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “worker advocacy groups”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 675 worker advocacy groups worldwide
See the full list, filter by size, metro and specialty, and access 3,291 tracked professional contacts with verified work emails. Direct dials are available where recorded.
Free signup · no credit card
Worker advocacy groups worldwide at a glance
As of Sep 22, 2026Companies by employee count
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 worker advocacy groups are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “worker 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 3,291 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 22, 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.
Worker advocacy groups by location
2 lists · largest firstEvery Worker 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 “worker advocacy groups”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many worker advocacy groups are there worldwide?
RevenueBase identified 675 company matches for worker 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?
SEIU tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most worker advocacy groups?
The United States leads with 294 companies, followed by Brazil (107). Every worker advocacy groups list by country and city is linked on this page.
Which city has the most worker advocacy groups?
New York leads with 24 company records, followed by Washington (23) and Los Angeles (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 3,291 professional contacts with verified work emails tracked across these 675 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 22, 2026.
Ready to reach these companies? Verified emails and direct dials for all 675 worker advocacy groups worldwide. Start with a free account, no credit card.
Download this list →Related lists
Browse the directory
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.
More company lists
Company intelligence · public preview
Top 25 worker advocacy groups worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 675 matching company records for worker advocacy groups worldwide, with 11,527 tracked contacts and 3,291 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 22, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 worker advocacy groups worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | SEIUseiu.org HQ: Washington, DC, United StatesReported employees: 501-1,000 | Washington, DC, United States | 501-1,000 | Exact match | 1,406 contacts → |
“We are the Service Employees International Union, an organization of 2-million members united by the belief in the dignity and worth of workers and the services they provide and…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Unite The Unionunitetheunion.org HQ: United KingdomReported employees: 1,001-5,000 | United Kingdom | 1,001-5,000 | Exact match | 1,029 contacts → |
“Unite is Britain's biggest union with 1.5 million members in every type of workplace Unite is the union for the 21st century.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | CNVcnv.nl HQ: Utrecht, NetherlandsReported employees: Not recorded | Utrecht, Netherlands | Not recorded | Exact match | 778 contacts → |
“De naam Vakmensen zegt het al.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | GMBgmb.org.uk HQ: London, United KingdomReported employees: 501-1,000 | London, United Kingdom | 501-1,000 | Exact match | 685 contacts → |
“GMB is a trade union that represents all workers.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Afl-Cioaflcio.orgHQ: Washington, DC, United StatesReported employees: 51-200 | Washington, DC, United States | 51-200 | Exact match | 420 contacts → |
“The AFL-CIO represents people who work.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Fagforbundetfagforbundet.no HQ: Oslo, NorwayReported employees: 201-500 | Oslo, Norway | 201-500 | Exact match | 342 contacts → |
“Fagforbundet er landets største arbeidstakerorganisasjon med 400 medlemmer og er en del av LO.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Working Americaworkingamerica.org HQ: Washington, DC, United StatesReported employees: 201-500 | Washington, DC, United States | 201-500 | Exact match | 334 contacts → |
“Working America unites working people who don’t have a union on the job.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | United Workers Unionunitedworkers.org.au HQ: Mile End, CanadaReported employees: 501-1,000 | Mile End, Canada | 501-1,000 | Exact match | 245 contacts → |
“Our union is workers across the country from more than 45 industries and all walks of life, standing together to make a difference.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Solidarity Centersolidaritycenter.org HQ: Washington, DC, United StatesReported employees: 201-500 | Washington, DC, United States | 201-500 | Exact match | 198 contacts → |
“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…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | National Domestic Workers Alliancedomesticworkers.org HQ: New York, United StatesReported employees: 51-200 | New York, United States | 51-200 | Exact match | 195 contacts → |
“The National Domestic Workers Alliance NDWA) organizes domestic workers in the United States for respect, recognition and labor standards.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Outten & Golden LLPouttengolden.comHQ: New York, NY, United StatesReported employees: 51-200 | New York, NY, United States | 51-200 | Exact match | 150 contacts → |
“Outten & Golden is a nationally recognized law firm for employees.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Shop, Distributive And Allied Employees' Associationnational.sda.com.au HQ: Sydney, AustraliaReported employees: 201-500 | Sydney, Australia | 201-500 | Exact match | 131 contacts → |
“The SDA is the union for workers in retail, warehousing and fast food.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Veritéverite.org HQ: Northampton, MA, United StatesReported employees: 51-200 | Northampton, MA, United States | 51-200 | Exact match | 110 contacts → |
“Verité is a global, nonprofit organization with a mission to ensure that people worldwide work under safe, fair, and legal conditions.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  HKM Employment Attorneys LLPhkm.comHQ: Seattle, WA, United StatesReported employees: 51-200 | Seattle, WA, United States | 51-200 | Exact match | 100 contacts → |
“HKM is a national employment law firm that represents individuals and workers in all aspects of employment law.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Marcos Roberto Diasmarcosrdias.com.br HQ: Belo Horizonte, BrazilReported employees: 51-200 | Belo Horizonte, Brazil | 51-200 | Exact match | 88 contacts → |
“Conhecer os seus direitos trabalhistas é a melhor maneira de identificar quando forem desrespeitados.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Willig, Williams & Davidsonwwdlaw.comHQ: Philadelphia, PA, United StatesReported employees: 51-200 | Philadelphia, PA, United States | 51-200 | Exact match | 80 contacts → |
“Willig, Williams & Davidson is one of the largest and most respected union-side labor law firms in the United States.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Unite Here Local 11unitehere11.org HQ: Los Angeles, CA, United StatesReported employees: 11-50 | Los Angeles, CA, United States | 11-50 | Exact match | 77 contacts → |
“Members of UNITE HERE Local 11 join together to fight for improved living standards and working conditions.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Legal AID At Worklegalaidatwork.orgHQ: San Francisco, CA, United StatesReported employees: 11-50 | San Francisco, CA, United States | 11-50 | Exact match | 71 contacts → |
“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…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Jobs With Justicejwj.org HQ: Washington, DC, United StatesReported employees: 11-50 | Washington, DC, United States | 11-50 | Exact match | 70 contacts → |
“At Jobs With Justice, we are leading the fight for workers’ rights and an economy that benefits everyone.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | National Employment LAW Projectnelp.org HQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 67 contacts → |
“Since our founding in 1969, the National Employment Law Project has fought to secure the rights of workers and unemployed people across the country.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Gewerkschaft GPAgpa.at HQ: Wien, AustriaReported employees: 201-500 | Wien, Austria | 201-500 | Exact match | 58 contacts → |
“Du findest mehr Infos zur Gewerkschaft GPA auf diesen Kanälen: https://twitter.com/gewerkschaftgpa” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Employee Justice Legal Groupejlglaw.comHQ: Los Angeles, CA, United StatesReported employees: 51-200 | Los Angeles, CA, United States | 51-200 | Exact match | 51 contacts → |
“Employee Justice Legal Group, PC is a California based law firm, with headquarters in Los Angeles, CA and offices in Orange County and San Diego as well.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Working Partnerships USAwpusa.org HQ: San Jose, CA, United StatesReported employees: 11-50 | San Jose, CA, United States | 11-50 | Exact match | 51 contacts → |
“Since our founding in 1995, we’ve been pioneering policy campaigns that are then adopted across the nation, from the groundbreaking Children’s Health Initiative, to raising the…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  The Previant LAW Firm, S.Cpreviant.comHQ: Milwakee, WI, United StatesReported employees: 11-50 | Milwakee, WI, United States | 11-50 | Exact match | 49 contacts → |
“The American legal system is in a constant state of change.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  National Consumers League NCLnclnet.orgHQ: Washington, DC, United StatesReported employees: 11-50 | Washington, DC, United States | 11-50 | Exact match | 42 contacts → |
“For confidence and safety in the marketplace.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 675 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Worker advocacy groups: dataset insights
September 22, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
671 records in the displayed employee bands.
4 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 675 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 22, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Worker advocacy groups by location
2 lists · largest firstEvery Worker advocacy groups list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
Questions about this company list
What does Exact match mean for worker advocacy groups?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many worker advocacy groups did RevenueBase find worldwide?
The saved snapshot records 675 matching company records, 11,527 tracked contacts and 3,291 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 22, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 worker advocacy groups worldwide. Snapshot: September 22, 2026. https://revenuebase.ai/companies/browse/worker-advocacy-groups.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
Company intelligence · public preview
Top 25 worker advocacy groups worldwide
RevenueBase records 675 matching company records for worker advocacy groups worldwide, with 11,527 tracked contacts and 3,291 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 22, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 worker advocacy groups worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | SEIUseiu.org HQ: Washington, DC, United StatesReported employees: 501-1,000 | Washington, DC, United States | 501-1,000 | Exact match | 1,406 contacts → |
“We are the Service Employees International Union, an organization of 2-million members united by the belief in the dignity and worth of workers and the services they provide and…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Unite The Unionunitetheunion.org HQ: United KingdomReported employees: 1,001-5,000 | United Kingdom | 1,001-5,000 | Exact match | 1,029 contacts → |
“Unite is Britain's biggest union with 1.5 million members in every type of workplace Unite is the union for the 21st century.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | CNVcnv.nl HQ: Utrecht, NetherlandsReported employees: Not recorded | Utrecht, Netherlands | Not recorded | Exact match | 778 contacts → |
“De naam Vakmensen zegt het al.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | GMBgmb.org.uk HQ: London, United KingdomReported employees: 501-1,000 | London, United Kingdom | 501-1,000 | Exact match | 685 contacts → |
“GMB is a trade union that represents all workers.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Afl-Cioaflcio.org HQ: Washington, DC, United StatesReported employees: 51-200 | Washington, DC, United States | 51-200 | Exact match | 420 contacts → |
“The AFL-CIO represents people who work.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Fagforbundetfagforbundet.no HQ: Oslo, NorwayReported employees: 201-500 | Oslo, Norway | 201-500 | Exact match | 342 contacts → |
“Fagforbundet er landets største arbeidstakerorganisasjon med 400 medlemmer og er en del av LO.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Working Americaworkingamerica.org HQ: Washington, DC, United StatesReported employees: 201-500 | Washington, DC, United States | 201-500 | Exact match | 334 contacts → |
“Working America unites working people who don’t have a union on the job.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | United Workers Unionunitedworkers.org.au HQ: Mile End, CanadaReported employees: 501-1,000 | Mile End, Canada | 501-1,000 | Exact match | 245 contacts → |
“Our union is workers across the country from more than 45 industries and all walks of life, standing together to make a difference.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Solidarity Centersolidaritycenter.org HQ: Washington, DC, United StatesReported employees: 201-500 | Washington, DC, United States | 201-500 | Exact match | 198 contacts → |
“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…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | National Domestic Workers Alliancedomesticworkers.org HQ: New York, United StatesReported employees: 51-200 | New York, United States | 51-200 | Exact match | 195 contacts → |
“The National Domestic Workers Alliance NDWA) organizes domestic workers in the United States for respect, recognition and labor standards.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Outten & Golden LLPouttengolden.com HQ: New York, NY, United StatesReported employees: 51-200 | New York, NY, United States | 51-200 | Exact match | 150 contacts → |
“Outten & Golden is a nationally recognized law firm for employees.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Shop, Distributive And Allied Employees' Associationnational.sda.com.au HQ: Sydney, AustraliaReported employees: 201-500 | Sydney, Australia | 201-500 | Exact match | 131 contacts → |
“The SDA is the union for workers in retail, warehousing and fast food.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Veritéverite.org HQ: Northampton, MA, United StatesReported employees: 51-200 | Northampton, MA, United States | 51-200 | Exact match | 110 contacts → |
“Verité is a global, nonprofit organization with a mission to ensure that people worldwide work under safe, fair, and legal conditions.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | HKM Employment Attorneys LLPhkm.com HQ: Seattle, WA, United StatesReported employees: 51-200 | Seattle, WA, United States | 51-200 | Exact match | 100 contacts → |
“HKM is a national employment law firm that represents individuals and workers in all aspects of employment law.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Marcos Roberto Diasmarcosrdias.com.br HQ: Belo Horizonte, BrazilReported employees: 51-200 | Belo Horizonte, Brazil | 51-200 | Exact match | 88 contacts → |
“Conhecer os seus direitos trabalhistas é a melhor maneira de identificar quando forem desrespeitados.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Willig, Williams & Davidsonwwdlaw.com HQ: Philadelphia, PA, United StatesReported employees: 51-200 | Philadelphia, PA, United States | 51-200 | Exact match | 80 contacts → |
“Willig, Williams & Davidson is one of the largest and most respected union-side labor law firms in the United States.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Unite Here Local 11unitehere11.org HQ: Los Angeles, CA, United StatesReported employees: 11-50 | Los Angeles, CA, United States | 11-50 | Exact match | 77 contacts → |
“Members of UNITE HERE Local 11 join together to fight for improved living standards and working conditions.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Legal AID At Worklegalaidatwork.org HQ: San Francisco, CA, United StatesReported employees: 11-50 | San Francisco, CA, United States | 11-50 | Exact match | 71 contacts → |
“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…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Jobs With Justicejwj.org HQ: Washington, DC, United StatesReported employees: 11-50 | Washington, DC, United States | 11-50 | Exact match | 70 contacts → |
“At Jobs With Justice, we are leading the fight for workers’ rights and an economy that benefits everyone.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | National Employment LAW Projectnelp.org HQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 67 contacts → |
“Since our founding in 1969, the National Employment Law Project has fought to secure the rights of workers and unemployed people across the country.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Gewerkschaft GPAgpa.at HQ: Wien, AustriaReported employees: 201-500 | Wien, Austria | 201-500 | Exact match | 58 contacts → |
“Du findest mehr Infos zur Gewerkschaft GPA auf diesen Kanälen: https://twitter.com/gewerkschaftgpa” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Employee Justice Legal Groupejlglaw.com HQ: Los Angeles, CA, United StatesReported employees: 51-200 | Los Angeles, CA, United States | 51-200 | Exact match | 51 contacts → |
“Employee Justice Legal Group, PC is a California based law firm, with headquarters in Los Angeles, CA and offices in Orange County and San Diego as well.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Working Partnerships USAwpusa.org HQ: San Jose, CA, United StatesReported employees: 11-50 | San Jose, CA, United States | 11-50 | Exact match | 51 contacts → |
“Since our founding in 1995, we’ve been pioneering policy campaigns that are then adopted across the nation, from the groundbreaking Children’s Health Initiative, to raising the…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | The Previant LAW Firm, S.Cpreviant.com HQ: Milwakee, WI, United StatesReported employees: 11-50 | Milwakee, WI, United States | 11-50 | Exact match | 49 contacts → |
“The American legal system is in a constant state of change.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | National Consumers League NCLnclnet.org HQ: Washington, DC, United StatesReported employees: 11-50 | Washington, DC, United States | 11-50 | Exact match | 42 contacts → |
“For confidence and safety in the marketplace.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 675 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Worker advocacy groups: dataset insights
September 22, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
671 records in the displayed employee bands.
4 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 675 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 22, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Worker advocacy groups by location
2 lists · largest firstEvery Worker advocacy groups list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
Questions about this company list
What does Exact match mean for worker advocacy groups?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many worker advocacy groups did RevenueBase find worldwide?
The saved snapshot records 675 matching company records, 11,527 tracked contacts and 3,291 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 22, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 worker advocacy groups worldwide. Snapshot: September 22, 2026. https://revenuebase.ai/companies/browse/worker-advocacy-groups.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗