Company lists · Data refreshed September 2026

Top 25 Audience measurement and analytics companies worldwide

RevenueBase identified 720 audience measurement and analytics companies worldwide as of September 2026 and tracks 55,955 professional contacts across them, including 15,785 with verified work emails. The United States is the largest market and New York the largest hub.

This list covers audience measurement and analytics companies worldwide, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 27, 2026. Country and city lists for audience measurement and analytics companies follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 27, 2026 86% judged on-target in blind review
720Companies
55,955Contacts tracked
15,785Verified emails
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The 25 largest audience measurement and analytics companies worldwide

Ranked by team size
Top 25 of 720 audience measurement and analytics companies worldwide, ranked by team size, largest first. Data refreshed Sep 27, 2026. RevenueBase Smart Search rates how each company's information relates to audience measurement and analytics companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Strong evidenceNew York, United StatesHQ checked Sep 27, 202610001+23,892 contacts →

Strong evidence

“Nielsen shapes the world’s media and content as a global leader in audience insights, data and analytics.”

Source: RevenueBase Database · checked Sep 27, 2026
2Indirect evidenceSao Paulo, BrazilHQ checked Sep 27, 20261,001-5,0002,973 contacts →

Indirect evidence

“O Ibope – marca latino-americana da Fifty5Blue – entrega clareza para marcas, agências e veículos sobre como as pessoas consomem mídia.”

Source: RevenueBase Database · checked Sep 27, 2026
3Strong evidenceNew York, NY, United StatesHQ checked Sep 27, 2026501-1,0001,318 contacts →

Strong evidence

“DoubleVerify is a leading software platform for digital media measurement and analytics.”

Source: RevenueBase Database · checked Sep 27, 2026
4Indirect evidenceLondon, United KingdomHQ checked Sep 27, 20261,001-5,0001,306 contacts →

Indirect evidence

“Kantar Media is now Fifty5Blue.”

Source: RevenueBase Database · checked Sep 27, 2026
5Indirect evidenceReston, VA, United StatesHQ checked Sep 27, 20261,001-5,0001,269 contacts →

Indirect evidence

“Comscore (NASDAQ: SCOR) is a global, trusted partner for planning, transacting and evaluating media across platforms.”

Source: RevenueBase Database · checked Sep 27, 2026
6Partial evidenceNorwalk, CT, United StatesHQ checked Sep 27, 2026201-500999 contacts →

Partial evidence

“Ipsos MMA is committed to enabling our clients to achieve significant brand and marketplace advantages by synergistically leveraging unified marketing & commercial measurement and…”

Source: RevenueBase Database · checked Sep 27, 2026
7Partial evidenceNew York, NY, United StatesHQ checked Sep 27, 2026501-1,000966 contacts →

Partial evidence

“Integral Ad Science is a leading global media measurement and optimization platform that delivers the industry’s most actionable data to drive superior results for the world’s…”

Source: RevenueBase Database · checked Sep 27, 2026
8Indirect evidenceLondon, United KingdomHQ checked Sep 27, 20261,001-5,000871 contacts →

Indirect evidence

“Onclusive is the global benchmark for integrated media content, turning enriched data into actionable insight across every channel - online, print, broadcast and social.”

Source: RevenueBase Database · checked Sep 27, 2026
9Indirect evidenceMumbai, IndiaHQ checked Sep 27, 2026501-1,000669 contacts →

Indirect evidence

“TAM Media Research, is a 50:50 joint venture between two global media research organizations, Nielsen & Kantar Media Research.”

Source: RevenueBase Database · checked Sep 27, 2026
10Indirect evidenceLevallois, FranceHQ checked Sep 27, 2026501-1,000628 contacts →

Indirect evidence

“Leader des études Médias, Médiamétrie observe, mesure et analyse les comportements du public et les tendances du marché.”

Source: RevenueBase Database · checked Sep 27, 2026
11Indirect evidenceNew York, NY, United StatesHQ checked Sep 27, 2026501-1,000590 contacts →

Indirect evidence

“Ampersand is Moving TV Forward®.”

Source: RevenueBase Database · checked Sep 27, 2026
12Partial evidenceMinneapolis, MN, United StatesHQ checked Sep 27, 2026501-1,000577 contacts →

Partial evidence

“Ovative Group is a digital-first media and measurement firm that is transforming the measure of marketing success.”

Source: RevenueBase Database · checked Sep 27, 2026
13Indirect evidenceLos Angeles, CA, United StatesHQ checked Sep 27, 2026201-500575 contacts →

Indirect evidence

“VideoAmp is a software and data company creating a more sophisticated data-driven advertising ecosystem that redefines how media is valued, bought and sold.”

Source: RevenueBase Database · checked Sep 27, 2026
14Indirect evidenceIndonesiaHQ checked Sep 27, 202610001+551 contacts →

Indirect evidence

“Nielsen is a global performance management company that provides a comprehensive understanding of what consumers Watch and Buy.”

Source: RevenueBase Database · checked Sep 27, 2026
15Indirect evidenceBerlin, GermanyHQ checked Sep 27, 2026201-500492 contacts →

Indirect evidence

“Adjust, an AppLovin (NASDAQ: APP) company, is trusted by marketers around the world to measure and grow their apps across platforms, from mobile to CTV and beyond.”

Source: RevenueBase Database · checked Sep 27, 2026
16Indirect evidenceNew York, United StatesHQ checked Sep 27, 202651-200482 contacts →

Indirect evidence

“good apple builds smarter strategies that drive real impact.”

Source: RevenueBase Database · checked Sep 27, 2026
17Indirect evidenceMountain View, CA, United StatesHQ checked Sep 27, 2026201-500471 contacts →

Indirect evidence

“We’re a leader in helping brands find unduplicated reach across a fragmented TV landscape, and maximize return on ad spend.”

Source: RevenueBase Database · checked Sep 27, 2026
18Partial evidenceToronto, ON, CanadaHQ checked Sep 27, 2026201-500412 contacts →

Partial evidence

“Numeris is a leading audience data company curating data and insights that makes sense of media behaviours in a cross-platform, cross-media world.”

Source: RevenueBase Database · checked Sep 27, 2026
19Indirect evidenceBellevue, WA, United StatesHQ checked Sep 27, 2026201-500369 contacts →

Indirect evidence

“iSpot helps advertisers measure the brand and business impact of TV and streaming advertising, from concept to airing to conversion.”

Source: RevenueBase Database · checked Sep 27, 2026
20Indirect evidenceMumbai, IndiaHQ checked Sep 27, 2026501-1,000323 contacts →

Indirect evidence

“BARC India is the trusted source of TV viewership data in India.”

Source: RevenueBase Database · checked Sep 27, 2026
21Strong evidenceNew York, NY, United StatesHQ checked Sep 27, 202651-200313 contacts →

Strong evidence

“We drive our clients’ revenue and profits through rights, audiences, and advertising across platforms using deep analytics, AI, enterprise systems, and expert advisory services.”

Source: RevenueBase Database · checked Sep 27, 2026
22Indirect evidenceGlendale, CA, United StatesHQ checked Sep 27, 2026201-500303 contacts →

Indirect evidence

“DISQO is a leading provider of advertising outcomes intelligence, measuring brand and performance outcomes across every media channel to power data-driven marketing decisions.”

Source: RevenueBase Database · checked Sep 27, 2026
23Partial evidenceChicago, United StatesHQ checked Sep 27, 202610001+240 contacts →

Partial evidence

“NielsenIQ (NIQ) is one partner for all your digital measurement and activation needs.”

Source: RevenueBase Database · checked Sep 27, 2026
24Partial evidenceHuntington Beach, CA, United StatesHQ checked Sep 27, 202651-200231 contacts →

Partial evidence

“Ocean Media is a leading media technology firm known for leveraging its proprietary data and analytics platform to make smarter media investments.”

Source: RevenueBase Database · checked Sep 27, 2026
25Indirect evidenceBerlin, GermanyHQ checked Sep 27, 2026201-500224 contacts →

Indirect evidence

“We are JustWatch.”

Source: RevenueBase Database · checked Sep 27, 2026

Showing 25 of 720 audience measurement and analytics companies worldwide

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Audience measurement and analytics companies worldwide at a glance

As of Sep 27, 2026
28.2%Verified-email coverage
77.7Average contacts per company
11-50Median size (employees)
7.6%Largest-city concentration · New York
Sep 27, 2026Page data refreshed

Companies by employee count

1-10
276
11-50
255
51-200
120
201-500
36
501-1,000
16
1,001-5,000
10
5,001-10,000
1
10001+
5

Email recency is reported on each country list linked below.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among audience measurement and analytics companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
Coverage
Every country. Country and city lists for audience measurement and analytics companies are linked below.
What qualifies
Companies worldwide whose own description of what they do matches “audience measurement and analytics companies”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names audience measurement and analytics companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among audience measurement and analytics companies, and records with no verified work email.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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
Every listed company carries at least one verified work email, 15,785 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 27, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Audience measurement and analytics companies by location

5 lists · largest first

Every Audience measurement and analytics companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names audience measurement and analytics companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many audience measurement and analytics companies are there worldwide?

RevenueBase identified 720 audience measurement and analytics companies worldwide as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Nielsen, headquartered in Istanbul, tops this list with the largest team on record.

Which country has the most audience measurement and analytics companies?

The United States leads with 192 companies, followed by the United Kingdom (55) and Germany (31). Every audience measurement and analytics companies list by country and city is linked on this page.

Which city has the most audience measurement and analytics companies?

New York leads with 55 headquartered companies, followed by London (39) and Paris (13).

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 15,785 verified decision-maker contacts tracked across these 720 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 27, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 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 with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.