Company lists · Data verified August 2026

Top 25 Ad management software based in the United States

Name: Ad management software 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 1,103 companies tracked

There are 1,103 ad management software headquartered in the United States (RevenueBase, August 2026). RevenueBase tracks 25,127 professional contacts across them, including 11,270 with verified work emails and 7,723 with mobile numbers. New York is the largest hub.

This list covers ad management software 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.

1,103Companies

25,127Contacts tracked

11,270Verified emails

7,723Mobile numbers

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The 25 largest ad management software based in the United States

Ranked by team size

Top 25 of 1,103 ad management software 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	Zeta Global	Nashville, TN	1,001-5,000	2,570	1,644
2	TEADS	New York, NY	1,001-5,000	1,794	965
3	Pubmatic	Redwood City, CA	501-1,000	1,285	946
4	XR Extreme Reach	Burbank, CA	1,001-5,000	964	443
5	BASIS	Chicago, IL	501-1,000	886	563
6	MNTN	Remote, TX	201-500	694	435
7	simpli.fi	Fort Worth, TX	501-1,000	677	470
8	Innovid	Chicago, IL	501-1,000	640	430
9	Perion	New York, NY	501-1,000	613	355
10	Quantcast	Seattle, WA	501-1,000	496	282
11	Viant Technology	Denver, CO	201-500	415	336
12	Databeat	Princeton, NJ	201-500	363	125
13	Marin Software	St Louis, MO	201-500	281	1
14	Mediavine	New York, NY	201-500	213	120
15	Townsquare Ignite	Charlotte, NC	201-500	199	110
16	Infillion	New York, NY	501-1,000	190	152
17	Yahoo DSP	New York, NY	5,001-10,000	186	71
18	Adcellerant	Denver, CO	201-500	184	129
19	Code3	Cleveland, OH	201-500	151	46
20	Sizmek By Amazon	New York, NY	1,001-5,000	139	5
21	Danads	New York, NY	201-500	109	16
22	Adtech	New York, NY	201-500	105	1
23	TURN	New York, NY	201-500	102	1
24	White Shark Media	Miami, FL	201-500	97	3
25	Wordstream By Localiq	Mclean, VA	201-500	76	17

Showing 25 of 1,103 ad management software based in the United States

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Ad management software based in the United States at a glance

As of Aug 28, 2026

11-50Median size (employees)

New YorkLargest hub · 152 HQs

7,723Contacts with mobile numbers

66Emails re-verified in last 30 days

Companies by employee count

1-10

542

11-50

363

51-200

134

201-500

501-1,000

1,001-5,000

5,001-10,000

Ad management software by metro

Metro	Companies
Ad management software in New York	152
Ad management software in San Francisco	50
Ad management software in Los Angeles	36
Ad management software in Miami	34
Ad management software in Chicago	24
Ad management software in Austin	22
Ad management software in Denver	21

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 management software”, 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; 66 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 management software are there based in the United States?

There are 1,103 ad management software headquartered in the United States as of August 2026 (RevenueBase).

What is the largest company on this list?

Zeta Global, headquartered in Nashville, tops this list with the largest team on record.

Which city has the most ad management software?

New York leads with 152 headquartered companies, followed by San Francisco (50) and Los Angeles (36).

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 11,270 verified decision-maker contacts tracked across these 1,103 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.