Company lists · Data verified August 2026

Top 25 Advertising technology platforms based in New York, United States

There are 433 advertising technology platforms headquartered in New York, United States (RevenueBase, August 2026). RevenueBase tracks 22,995 professional contacts across them, including 7,475 with verified work emails and 7,203 with mobile numbers. New York is the largest hub.

This list covers advertising technology platforms headquartered in New York, 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.

433Companies
22,995Contacts tracked
7,475Verified emails
7,203Mobile numbers
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The 25 largest advertising technology platforms based in New York, United States

Ranked by team size
Top 25 of 433 advertising technology platforms based in New York, United States, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#CompanyHQEmployeesContactsVerified emails
1Clear Channel OutdoorNew York, NY1,001-5,0002,4531
2TaboolaNew York, NY1,001-5,0001,978417
3TEADSNew York, NY1,001-5,0001,794965
4Inmobi AdvertisingNew York1,001-5,0001,320488
5Samsung ADSNew York, NY501-1,000988277
6NexxenNew York, NY501-1,000666514
7PerionNew York, NY501-1,000613355
8RaptiveNew York, NY201-500527232
9TripleliftNew York, NY201-500409222
10Outfront MediaNew York, NY1,001-5,000336159
11MadhiveNew York, NY501-1,000299198
12KODDINew York, NY201-500290196
13Optimum MediaNew York501-1,000288139
14Fluent, INCNew York, NY201-500247162
15MediavineNew York, NY201-500213120
16XANDRNew York1,001-5,00020752
17ADJOENew York, NY201-500205142
18InfillionNew York, NY501-1,000190152
19Yahoo DSPNew York, NY5,001-10,00018671
20NCC MediaNew York, NY501-1,00017333
21Sizmek By AmazonNew York, NY1,001-5,0001395
22ITN NetworksNew York, NY201-50012778
23Liveintent, A Zeta Global CompanyNew York, NY201-50011183
24DanadsNew York, NY201-50010916
25AdtechNew York, NY201-5001051

Showing 25 of 433 advertising technology platforms based in New York, United States

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Advertising technology platforms based in New York, United States at a glance

As of Aug 28, 2026
11-50Median size (employees)
New YorkLargest hub · 433 HQs
7,203Contacts with mobile numbers
54Emails re-verified in last 30 days

Companies by employee count

1-10
122
11-50
158
51-200
95
201-500
30
501-1,000
12
1,001-5,000
10
5,001-10,000
3
10001+
3

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 “advertising technology platforms”, with match quality audited by blind human judging, and headquartered in New York, 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; 54 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 advertising technology platforms are there based in New York, United States?

There are 433 advertising technology platforms headquartered in New York, United States as of August 2026 (RevenueBase).

What is the largest company on this list?

Clear Channel Outdoor, headquartered in New York, tops this list with the largest team on record.

Which city has the most advertising technology platforms?

New York leads with 433 headquartered companies, followed by San Francisco (140) and Los Angeles (109).

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 7,475 verified decision-maker contacts tracked across these 433 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.