Company lists · Data verified August 2026

Top 25 Conversion rate optimization software companies based in the United States

There are 452 conversion rate optimization software companies headquartered in the United States (RevenueBase, August 2026). RevenueBase tracks 10,271 professional contacts across them, including 4,927 with verified work emails and 2,886 with mobile numbers. New York is the largest hub.

This list covers conversion rate optimization 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.

452Companies
10,271Contacts tracked
4,927Verified emails
2,886Mobile numbers
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The 25 largest conversion rate optimization software companies based in the United States

Ranked by team size
Top 25 of 452 conversion rate optimization 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
1KinessoNew York, NY5,001-10,0002,8851,509
2AmplitudeNew York, NY501-1,000952652
3MixpanelSeattle, WA201-500525236
4Quantum MetricColorado Springs, CO501-1,000458343
5AcadiaAtlanta, GA201-500345197
6AB TastySan Francisco, CA201-500332189
7SpiralyzeAtlanta, GA201-500186113
8PosthogSan Francisco51-20016999
9ConvertcartNew York, NY51-20016052
10MonetateDallas, TX51-20013374
11Episerver NOW OptimizelyNew York City, NY1,001-5,00012859
12KlientboostCosta Mesa, CA51-20010152
13Shogunn/a51-2009628
14HawksemLos Angeles, CA51-2008667
15FermàtSan Francisco, CA51-2008562
16Upsellit Managed Conversion OptimizationLos Angeles, CA51-2008264
17OmnitureLehi, UT1,001-5,0007813
18YottaaWaltham, MA51-2007258
19Datafeedwatch By Cart.comSan Mateo, CA51-2007257
20IntelligemsNew York11-506442
21PtmindSeattle, WA51-2006410
22CYBBABoston, MA51-2006338
23BrillmarkHayward, CA51-2006141
24MouseflowAustin, TX51-200523
25Convierte MÁSMiami, FL11-504710

Showing 25 of 452 conversion rate optimization software companies based in the United States

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Conversion rate optimization software companies based in the United States at a glance

As of Aug 28, 2026
1-10Median size (employees)
New YorkLargest hub · 37 HQs
2,886Contacts with mobile numbers
8Emails re-verified in last 30 days

Companies by employee count

1-10
278
11-50
133
51-200
27
201-500
6
501-1,000
4
1,001-5,000
2
5,001-10,000
2

Conversion rate optimization software companies by metro

MetroCompanies
Conversion rate optimization software companies in New York37
Conversion rate optimization software companies in Los Angeles29
Conversion rate optimization software companies in San Francisco27
Conversion rate optimization software companies in Austin17
Conversion rate optimization software companies in Denver10
Conversion rate optimization software companies in San Diego10
Conversion rate optimization software companies in Chicago8

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 “conversion rate optimization 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; 8 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 conversion rate optimization software companies are there based in the United States?

There are 452 conversion rate optimization software companies headquartered in the United States as of August 2026 (RevenueBase).

What is the largest company on this list?

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

Which city has the most conversion rate optimization software companies?

New York leads with 37 headquartered companies, followed by Los Angeles (29) and San Francisco (27).

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 4,927 verified decision-maker contacts tracked across these 452 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.