Company lists · Data verified August 2026

Top 25 Ad analytics companies based in the United States

Name: Ad analytics 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 1,723 companies tracked

There are 1,723 ad analytics companies headquartered in the United States (RevenueBase, August 2026). RevenueBase tracks 56,805 professional contacts across them, including 23,836 with verified work emails and 18,493 with mobile numbers. New York is the largest hub.

This list covers ad analytics 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.

1,723Companies

56,805Contacts tracked

23,836Verified emails

18,493Mobile numbers

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The 25 largest ad analytics companies based in the United States

Ranked by team size

Top 25 of 1,723 ad analytics 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	Epsilon	West Chicago, IL	5,001-10,000	9,983	4,221
2	Kinesso	New York, NY	5,001-10,000	2,885	1,509
3	Zeta Global	Nashville, TN	1,001-5,000	2,570	1,644
4	Taboola	New York, NY	1,001-5,000	1,978	417
5	TEADS	New York, NY	1,001-5,000	1,794	965
6	Pubmatic	Redwood City, CA	501-1,000	1,285	946
7	Comscore, INC	Reston, VA	1,001-5,000	1,270	819
8	Brainlabs	New York, NY	1,001-5,000	1,033	486
9	MMA Marketing Management Analytics	Norwalk, CT	201-500	1,003	2
10	Kepler	New York, NY	501-1,000	752	352
11	Innovid	Chicago, IL	501-1,000	640	430
12	Perion	New York, NY	501-1,000	613	355
13	Ovative Group	Minneapolis, MN	501-1,000	582	402
14	Videoamp	Los Angeles, CA	201-500	568	306
15	Analytic Partners	Miami, FL	501-1,000	561	345
16	Marketcast	New York, NY	501-1,000	555	385
17	Mediaradar, INC	New York, NY	501-1,000	515	243
18	Amsive	Greenville, SC	501-1,000	497	298
19	Quantcast	Seattle, WA	501-1,000	496	282
20	Branch	Mountain View, CA	201-500	456	286
21	Mspark	East Helena, AL	201-500	456	125
22	Viant Technology	Denver, CO	201-500	415	336
23	ISPOT	Bellevue, WA	201-500	376	263
24	Databeat	Princeton, NJ	201-500	363	125
25	Groundtruth	New York, NY	201-500	361	222

Showing 25 of 1,723 ad analytics companies based in the United States

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Ad analytics companies based in the United States at a glance

As of Aug 28, 2026

1-10Median size (employees)

New YorkLargest hub · 212 HQs

18,493Contacts with mobile numbers

152Emails re-verified in last 30 days

Companies by employee count

1-10

874

11-50

557

51-200

206

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

Ad analytics companies by metro

Metro	Companies
Ad analytics companies in New York	212
Ad analytics companies in San Francisco	86
Ad analytics companies in Los Angeles	60
Ad analytics companies in Chicago	47
Ad analytics companies in Miami	41
Ad analytics companies in Austin	37
Ad analytics companies in Boston	36

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 “ad analytics 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; 152 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 ad analytics companies are there based in the United States?

There are 1,723 ad analytics companies headquartered in the United States as of August 2026 (RevenueBase).

What is the largest company on this list?

Epsilon, headquartered in West Chicago, tops this list with the largest team on record.

Which city has the most ad analytics companies?

New York leads with 212 headquartered companies, followed by San Francisco (86) and Los Angeles (60).

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 23,836 verified decision-maker contacts tracked across these 1,723 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.