Company lists · Data refreshed November 2026

Top 25 Grassroots organizing companies worldwide

RevenueBase identified 869 company matches for grassroots organizing companies worldwide as of November 2026 and tracks 10,149 professional contacts across them, including 2,213 with verified work emails. The United States is the largest market and Washington the largest hub.

This list covers company matches for grassroots organizing companies 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 grassroots organizing companies 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
869Companies
10,149Contacts tracked
2,213Verified emails
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The 25 largest grassroots organizing companies worldwide

Ranked by team size
Top 25 of 869 company matches for grassroots organizing companies 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 matchIthaca, NY, United StatesHQ recorded Nov 6, 2026201-500523 contacts →

Exact match

“The Outreach Team is a national consulting firm working to make the world a better place.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchWashington, DC, United StatesHQ recorded Nov 6, 20265,001-10,000393 contacts →

Exact match

“FieldWorks brings innovative grassroots and field strategies to Democratic and progressive campaigns and organizations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchUnited StatesHQ recorded Nov 6, 2026501-1,000341 contacts →

Exact match

“Grassroots Campaigns, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchSt Paul, MN, IndiaHQ recorded Nov 6, 202651-200336 contacts →

Exact match

“Our primary interest at FLS Connect is to understand your campaign’s mission and objective and work closely to design efforts that meet your needs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchAustin, TX, United StatesHQ recorded Nov 6, 2026n/a192 contacts →

Exact match

“Since its inception, Lilly & Company has built a unique and comprehensive strategy for providing the best possible services available in political fundraising and grassroots…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchWashington, DC, United StatesHQ recorded Nov 6, 202651-200159 contacts →

Exact match

“For Our Future is a 501(c)(3), 501(c)(4), and PAC that empowers people in battleground states and districts to organize their communities, build progressive power, and fight for a…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchPhoenix, AZ, United StatesHQ recorded Nov 6, 202651-200140 contacts →

Exact match

“We travel across the nation to register voters, knock doors, and win elections!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact 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
9Exact matchUnited StatesHQ recorded Nov 6, 202651-200133 contacts →

Exact match

“MoveOn is the largest independent, progressive, digitally-connected organizing group in the United States.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchSassenheim, NetherlandsHQ recorded Nov 6, 2026501-1,000126 contacts →

Exact match

“The Sales Company is de partij voor het Face2Face werven van structurele donateurs voor charitatieve instellingen en leden voor commerciele partijen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchUnited StatesHQ recorded Nov 6, 2026501-1,000123 contacts →

Exact match

“Since 1988, our mission has been to raise funds and build support for progressive causes and candidates.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchDenver, CO, United StatesHQ recorded Nov 6, 202651-20090 contacts →

Exact match

“We are Donor Development Strategies (DDS), a national field-organizing firm that specializes in raising money and signing up members for high-profile non-profits through…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchStans, SwitzerlandHQ recorded Nov 6, 2026201-50090 contacts →

Exact match

“Unsere Mitarbeitenden stehen bei uns an erster Stelle.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact 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
15Exact matchValladolid, SpainHQ recorded Nov 6, 202651-20080 contacts →

Exact match

“Con presencia en España y Chile Hacemos socios, que dicho así, suena a poca cosa.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchUnited StatesHQ recorded Nov 6, 202611-5072 contacts →

Exact match

“Swing Left is a national grassroots organization working to elect Democrats up and down the ballot.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchBoston, MA, United StatesHQ recorded Nov 6, 20261,001-5,00070 contacts →

Exact match

“Revolution Field Strategies is a full-service strategic planning, organizing, and grassroots mobilization firm that leads successful campaigns and programs throughout the country.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchWashington, DC, United StatesHQ recorded Nov 6, 202651-20068 contacts →

Exact match

“Civic Nation is a home for changemakers who inspire, educate, and activate people around the issues that will define this generation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchBangalore, IndiaHQ recorded Nov 6, 202651-20067 contacts →

Exact match

“Dhwani foundation’s primary objective is to bridge the productivity & efficacy gaps in the social sector, with a special focus on grassroots organizations through organizational…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchPasadena, CA, United StatesHQ recorded Nov 6, 2026201-50067 contacts →

Exact match

“Street Level Strategy, LLC is a public affairs firm that specializes in grassroots mobilization, community organizing, digital organizing, and campaign management for a range of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchBoston, CA, United StatesHQ recorded Nov 6, 202651-20067 contacts →

Exact match

“See more and apply online at http://jobs.studentpirgs.org The Student PIRGs are hiring Campus Organizers to lead and train the next generation of activists!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchNew York, CA, United StatesHQ recorded Nov 6, 202651-20067 contacts →

Exact match

“DialogueDirect fundraisers are trained, passionate advocates for our world-class charity partners.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact 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
24Exact matchBakersfield, CA, United StatesHQ recorded Nov 6, 202611-5063 contacts →

Exact match

“As a 501(c)(3) organization dedicated to inspiring and mobilizing communities, our mission is to cultivate empowered volunteer organizations actively pursuing social justice.”

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

Exact match

“The Empower Project provides technology, training, and funding support to organizations.”

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

Showing 25 of 869 grassroots organizing companies worldwide

See the full list, filter by size, metro and specialty, and access 2,213 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Grassroots organizing companies worldwide at a glance

As of Nov 6, 2026
21.8%Verified-email coverage
11.7Average contacts per company
1-10Median size (employees)
5.9%Largest-city concentration · Washington
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
534
11-50
226
51-200
68
201-500
16
501-1,000
14
1,001-5,000
4
5,001-10,000
2
10001+
4

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 grassroots organizing companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “grassroots organizing companies” 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 2,213 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.

Grassroots organizing companies by location

3 lists · largest first

Every Grassroots organizing companies 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 “grassroots organizing companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many grassroots organizing companies are there worldwide?

RevenueBase identified 869 company matches for grassroots organizing companies 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?

The Outreach Team tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most grassroots organizing companies?

The United States leads with 509 companies. Every grassroots organizing companies list by country and city is linked on this page.

Which city has the most grassroots organizing companies?

Washington leads with 51 company records, followed by New York (26) and Boston (17).

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 2,213 professional contacts with verified work emails tracked across these 869 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.