Company lists · Data verified August 2026

Top 25 Civic engagement platform companies based in the United States

Name: Civic engagement platform companies based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 133 companies tracked

There are 133 civic engagement platform companies headquartered in the United States (RevenueBase, August 2026). RevenueBase tracks 1,752 professional contacts across them, including 546 with verified work emails and 606 with mobile numbers. New York is the largest hub.

This list covers civic engagement platform companies headquartered in the United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

133Companies

1,752Contacts tracked

546Verified emails

606Mobile numbers

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The 25 largest civic engagement platform companies based in the United States

Ranked by team size

Top 25 of 133 civic engagement platform companies based in the United States, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	change.org	Remote	51-200	313	179
2	POLCO	Madison, WI	51-200	286	27
3	Code For America	Oakland, CA	201-500	205	120
4	Wevote	Oakland, CA	51-200	148	4
5	Civitech	Austin, TX	11-50	71	36
6	Civicserve	Bloomington, IL	11-50	51	27
7	Publicinput	Raleigh, NC	11-50	40	25
8	Finc Future IS NOW Coalition	Remote	11-50	28	7
9	The Action Network	Washington, DC	11-50	27	18
10	Countable	San Francisco, CA	11-50	19	6
11	vote.org	San Francisco, CA	11-50	16	9
12	Wi-Fiber	Camp Springs, MD	201-500	16	5
13	Pinion	Spokane, WA	11-50	12	3
14	Milkcrate	Philadelphia, PA	11-50	10	4
15	Govdelivery	Saint Paul, MN	201-500	9	1
16	Zenwave	Indianapolis, IN	1-10	7	4
17	Votebud	Miami, FL	1-10	7	2
18	Civa APP	Portland, ME	1-10	7	2
19	Icitizen	Nashville, TN	51-200	7	1
20	Tiller, LLC	New York, NY	1-10	6	1
21	Sparkinfluence	Dallas, TX	11-50	5	2
22	Hestia Software	Tempe, AZ	11-50	4	4
23	Ascendant	Santa Monica, CA	1-10	4	2
24	Power Poll	Nashville, TN	51-200	4	1
25	civ.works	Coronado Shores Lincoln City, OR	1-10	4	1

Showing 25 of 133 civic engagement platform companies based in the United States

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

As of Aug 28, 2026

1-10Median size (employees)

New YorkLargest hub · 10 HQs

606Contacts with mobile numbers

3Emails re-verified in last 30 days

Companies by employee count

1-10

100

11-50

51-200

201-500

Civic engagement platform companies by metro

Metro	Companies
Civic engagement platform companies in New York	10
Civic engagement platform companies in Washington	7
Civic engagement platform companies in San Francisco	7
Civic engagement platform companies in Austin	5
Civic engagement platform companies in Atlanta	4
Civic engagement platform companies in Brooklyn	3
Civic engagement platform companies in Oakland	3
Civic engagement platform companies in Nashville	3

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “civic engagement platform companies”, with match quality audited by blind human judging, and headquartered in the United States.
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: Contact records re-verify on a rolling cadence; 3 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

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

There are 133 civic engagement platform companies headquartered in the United States as of August 2026 (RevenueBase).

What is the largest company on this list?

change.org, headquartered in Remote, tops this list with the largest team on record.

Which city has the most civic engagement platform companies?

New York leads with 10 headquartered companies, followed by Washington (7) and San Francisco (7).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 546 verified decision-maker contacts tracked across these 133 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.