Company lists · Data refreshed September 2026

Top 25 Public engagement platform companies based in the United States

RevenueBase identified 113 company matches for public engagement platform companies associated with the United States as of September 2026 and tracks 978 professional contacts across them, including 418 with verified work emails. New York is the largest hub.

This list covers company matches for public engagement platform companies associated with the United States, 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 29, 2026.

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 Sep 29, 2026 How this list was built
113Companies
978Contacts tracked
418Verified emails
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The 25 largest public engagement platform companies based in the United States

Ranked by team size
Top 25 of 113 company matches for public engagement platform companies based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 29, 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 matchRochester, NY, United StatesHQ recorded Sep 29, 2026501-1,000359 contacts →

Exact match

“Augeo is a loyalty platform with agentic AI that reads every signal and acts in real time, before the moment passes.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
2Exact matchWestlake Village, CA, United StatesHQ recorded Sep 29, 2026201-50067 contacts →

Exact match

“SRAX is a financial technology company that unlocks data and insights for publicly traded companies.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
3Exact matchRaleigh, NC, United StatesHQ recorded Sep 29, 202611-5040 contacts →

Exact match

“PublicInput is the operating system for public engagement.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
4Exact matchSan Francisco, CA, United StatesHQ recorded Sep 29, 202611-5032 contacts →

Exact match

“Most engagement doesn’t happen inside your product.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
5Exact matchRemote, United StatesHQ recorded Sep 29, 202611-5027 contacts →

Exact match

“FiNC is America's civic utility.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
6Exact matchSalt Lake City, UT, United StatesHQ recorded Sep 29, 202611-5025 contacts →

Exact match

“The all-new Audience engagement platform is built to grow, engage, and monetize your audience like never before.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
7Exact matchSan Francisco, CA, United StatesHQ recorded Sep 29, 202611-5019 contacts →

Exact match

“We believe engaged audiences make the biggest impact.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
8Exact matchSan Francisco, CA, United StatesHQ recorded Sep 29, 202611-5018 contacts →

Exact match

“Disqus is the leading audience engagement and community growth platform.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
9Exact matchIrvine, CA, United StatesHQ recorded Sep 29, 20261-1017 contacts →

Exact match

“EnCiv is forging a new system for productive national discourse by taking proven process from in-person deliberation online and engaging everyone in the development of the…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10Exact matchSpokane, WA, United StatesHQ recorded Sep 29, 202611-5012 contacts →

Exact match

“For everyone who wants government to effectively represent the people, we deliver the Ultimate Civic Engagement Platform (TM), enabling more beneficial bidirectional sharing and…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
11Exact matchSan Jose, CA, United StatesHQ recorded Sep 29, 202611-5011 contacts →

Exact match

“Beladed is transforming digital and live-event media through audience participation, solving the problem of passive media with live-voting features on livestreams and advertising.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
12Exact matchNew York, NY, United StatesHQ recorded Sep 29, 202611-509 contacts →

Exact match

“We have completely reimagined how companies engage with their retail shareholders!”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
13Exact matchSt. Paul, MN, United StatesHQ recorded Sep 29, 2026201-5009 contacts →

Exact match

“GovDelivery recently announced a new brand under the name Granicus.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
14Exact matchKansas City, MO, United StatesHQ recorded Sep 29, 20261-108 contacts →

Exact match

“SquareOffs helps digital publishers spark meaningful engagement, and turn that engagement into growth.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15Exact matchNew York, NY, United StatesHQ recorded Sep 29, 20261-106 contacts →

Exact match

“Tiller was founded with the belief that businesses who demonstrate genuine care and concern for their customers will grab attention and market share from those that remain in the…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16Exact matchBurlington, VT, United StatesHQ recorded Sep 29, 20261-105 contacts →

Exact match

“Panelope is a different approach to community engagement.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
17Exact matchWashington, DC, United StatesHQ recorded Sep 29, 202611-505 contacts →

Exact match

“SparkInfluence's digital PAC & advocacy platform makes it easy for organizations of all sizes to educate, engage and empower their communities.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
18Exact matchSt George, UT, United StatesHQ recorded Sep 29, 20261-105 contacts →

Exact match

“The Red Frog Ecosystem is a comprehensive online marketing platform with community building capabilities for the purpose of increasing brand awareness, brand visibility, customer…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
19Exact matchScottsdale, AZ, United StatesHQ recorded Sep 29, 20261-104 contacts →

Exact match

“Community Labs is a U.S-based civic technology organization focused on building digital tools that strengthen local governance, community engagement, and public participation.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
20Exact matchAustin, TX, United StatesHQ recorded Sep 29, 202611-504 contacts →

Exact match

“Small World Labs provides an online community and social collaboration platform that enables organizations to connect, engage, collaborate with, and mobilize their supporters in…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
21Exact matchEatonville, WA, United StatesHQ recorded Sep 29, 20261-104 contacts →

Exact match

“Our Web site offers publicly accessible blogs, social media, or community forums such as Facebook, Twitter, or Google Plus.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
22Exact matchWilmington, United StatesHQ recorded Sep 29, 20261-103 contacts →

Exact match

“WodaQota is an online experience sharing and social media platform”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
23Exact matchOakland, CA, United StatesHQ recorded Sep 29, 20261-103 contacts →

Exact match

“Whether your campaign is looking to promote a cause, impact policy, inspire donors to take action, or respond to a crisis, it requires strategic planning and preparation.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
24Exact matchArlington, VA, United StatesHQ recorded Sep 29, 202651-2003 contacts →

Exact match

“Phone2Action is the world's leading technology company for civic participation and stakeholder engagement.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
25Exact matchDallas, TX, United StatesHQ recorded Sep 29, 20261-103 contacts →

Exact match

“Loudhailer is a do-it-yourself, engagement marketing platform that puts hundreds of thousands of marketers around the globe to work promoting and engaging with your brand through…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase

Showing 25 of 113 public engagement platform companies based in the United States

See the full list, filter by size, metro and specialty, and access 418 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Public engagement platform companies based in the United States at a glance

As of Sep 29, 2026
42.7%Verified-email coverage
8.7Average contacts per company
1-10Median size (employees)
14.2%Largest-city concentration · New York
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
74
11-50
31
51-200
4
201-500
3
501-1,000
1

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 113 companies.

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.
What qualifies
Company records associated with the United States whose business descriptions match “public engagement platform 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 418 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 29, 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.

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 “public engagement platform companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many public engagement platform companies are there based in the United States?

RevenueBase identified 113 company matches for public engagement platform companies associated with the United States 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?

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

Which city has the most public engagement platform companies?

New York leads with 16 company records, followed by Austin (6) and San Francisco (5).

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 418 professional contacts with verified work emails tracked across these 113 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 29, 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.