Company lists · Data refreshed November 2026

Top 25 Grassroots campaign firms worldwide

RevenueBase identified 1,204 company matches for grassroots campaign firms worldwide as of November 2026 and tracks 11,960 professional contacts across them, including 2,917 with verified work emails. The United States is the largest market and Washington the largest hub.

This list covers company matches for grassroots campaign firms 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 campaign firms 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
1,204Companies
11,960Contacts tracked
2,917Verified emails
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The 25 largest grassroots campaign firms worldwide

Ranked by team size
Top 25 of 1,204 company matches for grassroots campaign firms 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, 202651-200417 contacts →

Exact match

“DDC Public Affairs builds communities of advocates that impact policy and win campaigns.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact 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
4Exact matchSurat, IndiaHQ recorded Nov 6, 2026201-500374 contacts →

Exact match

“DesignBoxed Creatives is a Political Election Campaign Management organisation with a proven track record of victory.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact 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
6Exact 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
7Exact matchWashington, DC, United StatesHQ recorded Nov 6, 2026201-500243 contacts →

Exact match

“At MissionWired, we believe your world-changing cause deserves more than marginal gains.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchChagrin Falls, United StatesHQ recorded Nov 6, 2026n/a208 contacts →

Exact match

“At Boom, we develop cross-media strategic marketing and public relations for our clients that convince their target audience to solicit their business, attend their event or…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact 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
10Exact matchBrooklyn, CA, United StatesHQ recorded Nov 6, 2026201-500154 contacts →

Exact match

“We believe there’s no force more powerful than people taking collective action on the things they care about.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchGurgaon, IndiaHQ recorded Nov 6, 202651-200144 contacts →

Exact match

“PoliticalEDGE is India's pioneer Election Management & Political Strategy organization with over 15 years of unmatched experience.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact 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
13Exact 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
14Exact matchCerritos, United StatesHQ recorded Nov 6, 202651-200105 contacts →

Exact match

“We identify ourselves as a communication technology company which drives ideas for our clients and transform businesses.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchBoston, MA, United StatesHQ recorded Nov 6, 202651-20098 contacts →

Exact match

“The Dewey Square Group offers strategic marketing, grassroots and digital communications to the country's most respected corporate and non-profit organizations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchJacksonville, FL, United StatesHQ recorded Nov 6, 202651-20085 contacts →

Exact match

“For over three decades, Majority Strategies has been more than just a trusted partner to Republican candidates and elected officeholders across the country – we have been the…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchWashington, DC, United StatesHQ recorded Nov 6, 202611-5075 contacts →

Exact match

“Middle Seat is a full-service media and fundraising firm for progressive causes and candidates.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact 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
19Exact matchSalt Lake City, UT, United StatesHQ recorded Nov 6, 202651-20068 contacts →

Exact match

“Arena may not have started in a log cabin, but our roots are humble.”

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 matchUnited StatesHQ recorded Nov 6, 202611-5063 contacts →

Exact match

“Combining state-of-the-art digital fundraising with strategic communications, to get attention, to build a movement, and to raise the most money to win.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchWashington, United StatesHQ recorded Nov 6, 202611-5062 contacts →

Exact match

“A woman-majority owned firm, Pivot is committed to electing Democrats up and down the ballot.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchSalt Lake City, UT, United StatesHQ recorded Nov 6, 202651-20060 contacts →

Exact match

“Our work began in Utah after the 2016 campaign cycle, and we have since expanded to operate in eight states and counting.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchAstoria, United StatesHQ recorded Nov 6, 2026n/a59 contacts →

Exact match

“An award winning political consulting firm specializing in marketing strategy, data analysis, direct contact services, and more.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchKansas City, MO, United StatesHQ recorded Nov 6, 202651-20056 contacts →

Exact match

“Axiom is a full-service political consulting firm that specializes in general campaign strategy, direct voter contact, field strategy, political polling and analysis, media…”

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

Showing 25 of 1,204 grassroots campaign firms worldwide

See the full list, filter by size, metro and specialty, and access 2,917 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Grassroots campaign firms worldwide at a glance

As of Nov 6, 2026
24.4%Verified-email coverage
9.9Average contacts per company
1-10Median size (employees)
7.1%Largest-city concentration · Washington
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
814
11-50
286
51-200
68
201-500
20
501-1,000
9
1,001-5,000
4
5,001-10,000
1
10001+
1

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 campaign firms are linked below.
What qualifies
Company records worldwide whose business descriptions match “grassroots campaign firms” 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 2,917 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 campaign firms by location

4 lists · largest first

Every Grassroots campaign firms 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 campaign firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many grassroots campaign firms are there worldwide?

RevenueBase identified 1,204 company matches for grassroots campaign firms 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 campaign firms?

The United States leads with 689 companies. Every grassroots campaign firms list by country and city is linked on this page.

Which city has the most grassroots campaign firms?

Washington leads with 86 company records, followed by New York (33) and Los Angeles (26).

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 2,917 professional contacts with verified work emails tracked across these 1,204 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.