Company lists · Data refreshed September 2026

Top 25 Real time audience data platforms worldwide

RevenueBase identified 1,590 real time audience data platforms worldwide as of September 2026 and tracks 67,594 professional contacts across them, including 24,434 with verified work emails. The United States is the largest market and New York the largest hub.

This list covers real time audience data platforms 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 29, 2026. Country and city lists for real time audience data platforms 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 29, 2026 86% judged on-target in blind review
1,590Companies
67,594Contacts tracked
24,434Verified emails
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The 25 largest real time audience data platforms worldwide

Ranked by team size
Top 25 of 1,590 real time audience data platforms worldwide, ranked by team size, largest first. Data refreshed Sep 29, 2026. RevenueBase Smart Search rates how each company's information relates to real time audience data platforms: 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 29, 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 29, 2026
2Indirect evidenceNew York, NY, United StatesHQ checked Sep 29, 20261,001-5,0002,595 contacts →

Indirect evidence

“At Zeta Global (NYSE: ZETA), we help enterprise brands and agencies Achieve the Impossible™ with superintelligent marketing.”

Source: RevenueBase Database · checked Sep 29, 2026
3Partial evidenceNew York, NY, United StatesHQ checked Sep 29, 20261,001-5,0001,789 contacts →

Partial evidence

“Teads Holding Co.(“Teads”)(Nasdaq: TEAD) is a leading omnichannel advertising platform focused on driving outcomes for brand and performance advertisers across screens.”

Source: RevenueBase Database · checked Sep 29, 2026
4Partial evidenceNew York, NY, United StatesHQ checked Sep 29, 20261,001-5,0001,351 contacts →

Partial evidence

“We power businesses with the best digital data.”

Source: RevenueBase Database · checked Sep 29, 2026
5Partial evidenceNew York, NY, United StatesHQ checked Sep 29, 2026501-1,0001,318 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 29, 2026
6Partial evidenceReston, VA, United StatesHQ checked Sep 29, 20261,001-5,0001,269 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 29, 2026
7Strong evidenceNew York, NY, United StatesHQ checked Sep 29, 2026501-1,000966 contacts →

Strong 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 29, 2026
8Partial evidenceNew York, NY, United StatesHQ checked Sep 29, 2026501-1,000640 contacts →

Partial evidence

“Innovid is the leading independent ad tech platform, empowering marketers to create, deliver, measure, and optimize ad-supported experiences that people love.”

Source: RevenueBase Database · checked Sep 29, 2026
9Indirect evidenceUnited StatesHQ checked Sep 29, 2026n/a625 contacts →

Indirect evidence

“Refluence, Inc.”

Source: RevenueBase Database · checked Sep 29, 2026
10Indirect evidenceNew York, United StatesHQ checked Sep 29, 2026501-1,000621 contacts →

Indirect evidence

“Perion is helping agencies, brands and retailers get better results with their marketing investments by providing advanced technology across all major digital channels.”

Source: RevenueBase Database · checked Sep 29, 2026
11Strong evidenceAmsterdam, NetherlandsHQ checked Sep 29, 2026501-1,000603 contacts →

Strong evidence

“Piano is the digital analytics and subscription management platform that empowers businesses to understand their audience, orchestrate journeys, and grow revenue.”

Source: RevenueBase Database · checked Sep 29, 2026
12Indirect evidenceNew York, NY, United StatesHQ checked Sep 29, 2026501-1,000590 contacts →

Indirect evidence

“Ampersand is Moving TV Forward®.”

Source: RevenueBase Database · checked Sep 29, 2026
13Partial evidenceColumbus, United StatesHQ checked Sep 29, 2026501-1,000579 contacts →

Partial evidence

“Emplifi is a leading customer engagement platform, empowering brands to deliver meaningful, connected experiences across digital channels.”

Source: RevenueBase Database · checked Sep 29, 2026
14Partial evidenceLos Angeles, CA, United StatesHQ checked Sep 29, 2026201-500575 contacts →

Partial 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 29, 2026
15Indirect evidenceMiami, FL, United StatesHQ checked Sep 29, 2026501-1,000558 contacts →

Indirect evidence

“Analytic Partners is the leader in Commercial Analytics.”

Source: RevenueBase Database · checked Sep 29, 2026
16Indirect evidenceFoster City, CA, United StatesHQ checked Sep 29, 2026501-1,000538 contacts →

Indirect evidence

“As brands have become publishers, the digital world has become the most important distribution channel.”

Source: RevenueBase Database · checked Sep 29, 2026
17Indirect evidenceSanta Monica, United StatesHQ checked Sep 29, 2026501-1,000522 contacts →

Indirect evidence

“GumGum is The Mindset Company™ transforming advertising.”

Source: RevenueBase Database · checked Sep 29, 2026
18Strong evidenceAtlanta, GA, United StatesHQ checked Sep 29, 2026501-1,000513 contacts →

Strong evidence

“Fullstory’s behavioral data platform helps technology leaders make better, more informed decisions.”

Source: RevenueBase Database · checked Sep 29, 2026
19Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 29, 2026501-1,000491 contacts →

Partial evidence

“Quantcast is the AI-powered ad platform built for performance marketers.”

Source: RevenueBase Database · checked Sep 29, 2026
20Indirect evidenceMountain View, CA, United StatesHQ checked Sep 29, 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 29, 2026
21Indirect evidenceMountain View, CA, United StatesHQ checked Sep 29, 2026201-500459 contacts →

Indirect evidence

“Branch is on a mission: to power impactful experiences in the connected world.”

Source: RevenueBase Database · checked Sep 29, 2026
22Partial evidenceColorado Springs, CO, United StatesHQ checked Sep 29, 2026501-1,000456 contacts →

Partial evidence

“Quantum Metric is the customer-centered digital analytics platform for today’s leading organizations.”

Source: RevenueBase Database · checked Sep 29, 2026
23Indirect evidenceBarcelona, United StatesHQ checked Sep 29, 2026201-500453 contacts →

Indirect evidence

“Adsmurai is a Growth-Tech Partner that helps brands transform marketing into a connected, measurable, and scalable growth system.”

Source: RevenueBase Database · checked Sep 29, 2026
24Indirect evidenceCulver City, CA, United StatesHQ checked Sep 29, 2026501-1,000451 contacts →

Indirect evidence

“MarketCast measures what moves people.”

Source: RevenueBase Database · checked Sep 29, 2026
25Partial evidenceColumbia, MD, United StatesHQ checked Sep 29, 20261,001-5,000413 contacts →

Partial evidence

“Nielsen has completed its acquisition of Arbitron, enhancing the scope of the data and analytics we gather across the physical and digital radio dial.”

Source: RevenueBase Database · checked Sep 29, 2026

Showing 25 of 1,590 real time audience data platforms worldwide

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Real time audience data platforms worldwide at a glance

As of Sep 29, 2026
36.1%Verified-email coverage
42.5Average contacts per company
11-50Median size (employees)
5.9%Largest-city concentration · New York
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
673
11-50
617
51-200
209
201-500
51
501-1,000
26
1,001-5,000
11
10001+
1

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 real time audience data platforms, 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 real time audience data platforms are linked below.
What qualifies
Companies worldwide whose own description of what they do matches “real time audience data platforms”. 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 real time audience data platforms), 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 real time audience data platforms, 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, 24,434 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 29, 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.

Real time audience data platforms by location

18 lists · largest first

Every Real time audience data platforms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 real time audience data platforms, 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 real time audience data platforms are there worldwide?

RevenueBase identified 1,590 real time audience data platforms 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 real time audience data platforms?

The United States leads with 508 companies, followed by the United Kingdom (107) and India (102). Every real time audience data platforms list by country and city is linked on this page.

Which city has the most real time audience data platforms?

New York leads with 94 headquartered companies, followed by London (76) and Paris (30).

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 24,434 verified decision-maker contacts tracked across these 1,590 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 29, 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.