Company lists · Data verified August 2026

Top 25 Community platform companies based in the United States

Name: Community 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 481 companies tracked

There are 481 community platform companies headquartered in the United States (RevenueBase, August 2026). RevenueBase tracks 7,638 professional contacts across them, including 964 with verified work emails and 1,361 with mobile numbers. New York is the largest hub.

This list covers community 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.

481Companies

7,638Contacts tracked

964Verified emails

1,361Mobile numbers

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The 25 largest community platform companies based in the United States

Ranked by team size

Top 25 of 481 community 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	Meetup	New York, NY	51-200	462	4
2	Ning Interactive INC	Menlo Park, CA	51-200	431	1
3	Togetherwork	Atlanta, GA	501-1,000	309	168
4	Personify	Austin, TX	201-500	274	136
5	Circle	New York	51-200	225	16
6	RAYA	Los Angeles, CA	51-200	200	80
7	NAS Company	New York	51-200	190	22
8	Verticalscope INC	Mountain View, CA	201-500	127	72
9	Brighttalk	San Francisco, CA	201-500	72	36
10	Givepulse, INC	Austin, TX	11-50	33	16
11	Ubuntoo	Atlanta, GA	11-50	31	7
12	Social Knowledge, LLC	Southlake, TX	11-50	28	16
13	Nxlvl Next Level	Jacksonville, FL	51-200	26	10
14	RAFTR	Park City	11-50	26	10
15	Geneva	New York, NY	11-50	21	2
16	MIXR	Santa Monica, CA	11-50	19	5
17	Disqus	San Francisco, CA	11-50	18	5
18	Owting	Los Angeles, CA	11-50	18	2
19	Telligent	Frisco, TX	51-200	14	5
20	Social Lift	San Francisco California, CA	11-50	14	2
21	LINXY	Charlotte, NC	11-50	13	3
22	ekos.ai	Nyc	11-50	12	3
23	Crowdcast	Oakland, CA	11-50	11	6
24	Onesite	Oklahoma City, OK	11-50	11	2
25	FLAN	Durham	11-50	8	2

Showing 25 of 481 community platform companies based in the United States

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Community platform companies based in the United States at a glance

As of Aug 28, 2026

1-10Median size (employees)

New YorkLargest hub · 53 HQs

1,361Contacts with mobile numbers

4Emails re-verified in last 30 days

Companies by employee count

1-10

320

11-50

124

51-200

201-500

501-1,000

1,001-5,000

10001+

Community platform companies by metro

Metro	Companies
Community platform companies in New York	53
Community platform companies in San Francisco	31
Community platform companies in Los Angeles	25
Community platform companies in Austin	13
Community platform companies in Houston	11
Community platform companies in Atlanta	10
Community platform companies in Miami	8

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 “community 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; 4 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 community platform companies are there based in the United States?

There are 481 community platform companies headquartered in the United States as of August 2026 (RevenueBase).

What is the largest company on this list?

Meetup, headquartered in New York, tops this list with the largest team on record.

Which city has the most community platform companies?

New York leads with 53 headquartered companies, followed by San Francisco (31) and Los Angeles (25).

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 964 verified decision-maker contacts tracked across these 481 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.