Company lists · Data verified August 2026

Top 25 Employee advocacy software companies based in the United States

There are 253 employee advocacy software companies headquartered in the United States (RevenueBase, August 2026). RevenueBase tracks 5,881 professional contacts across them, including 2,496 with verified work emails and 1,905 with mobile numbers. New York is the largest hub.

This list covers employee advocacy software 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.

253Companies
5,881Contacts tracked
2,496Verified emails
1,905Mobile numbers
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The 25 largest employee advocacy software companies based in the United States

Ranked by team size
Top 25 of 253 employee advocacy software 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.
#CompanyHQEmployeesContactsVerified emails
1Sprout Social, INCSeattle, WA1,001-5,0001,619913
2HumandSan Francisco, CA501-1,000487191
3Vantage CirclePlano, TX201-500340220
4NectarLehi, UT51-20022143
5ChangeengineSan Francisco, CAn/a17736
6AgorapulseSan Francisco, CA51-20017688
7MentorcliqColumbus, OH51-20013481
8MetricoolRemote51-20012441
9NavigateWest Des Moines, IA51-20011995
10Powerdms By NeogovDraper, UT501-1,00011750
11EspresaPalo Alto, CA51-20010160
12ListenfirstNew York, NY51-20010045
13Inspirus A Pluxee CompanyFort Worth51-2009145
14AmplispotNew York City, NY51-2007912
15EveryonesocialSalt Lake City, UT51-2007625
16CulturemonkeyClaymont, DE51-2005117
17WorkstepSan Francisco, CA51-2005026
18MzingaBurlington, MA51-200501
19SocialbuLewes, DE11-50456
20UpstockSan Francisco, CA11-50432
21AkuminaNashua, NH51-2003826
22HelloteamBoston, MA51-200378
23SOCXOMilpitas11-503518
24Team EngineBoulder, CO11-503118
25UnmetricNew York, NY51-200303

Showing 25 of 253 employee advocacy software companies based in the United States

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Employee advocacy software companies based in the United States at a glance

As of Aug 28, 2026
11-50Median size (employees)
New YorkLargest hub · 22 HQs
1,905Contacts with mobile numbers
4Emails re-verified in last 30 days

Companies by employee count

1-10
118
11-50
99
51-200
28
201-500
5
501-1,000
2
1,001-5,000
1

Employee advocacy software companies by metro

MetroCompanies
Employee advocacy software companies in New York22
Employee advocacy software companies in San Francisco19
Employee advocacy software companies in Boston11
Employee advocacy software companies in Los Angeles7
Employee advocacy software companies in Chicago5
Employee advocacy software companies in Houston5
Employee advocacy software companies in Austin5

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 “employee advocacy software 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 employee advocacy software companies are there based in the United States?

There are 253 employee advocacy software companies headquartered in the United States as of August 2026 (RevenueBase).

What is the largest company on this list?

Sprout Social, INC, headquartered in Seattle, tops this list with the largest team on record.

Which city has the most employee advocacy software companies?

New York leads with 22 headquartered companies, followed by San Francisco (19) and Boston (11).

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 2,496 verified decision-maker contacts tracked across these 253 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.