Company lists · Data verified August 2026

Top 19 Ad exchange software companies based in Los Angeles, United States

Name: Ad exchange software companies based in Los Angeles, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 33 companies tracked

There are 33 ad exchange software companies headquartered in Los Angeles, United States (RevenueBase, August 2026). RevenueBase tracks 1,160 professional contacts across them, including 395 with verified work emails and 179 with mobile numbers. New York is the largest hub.

This list covers ad exchange software companies headquartered in Los Angeles, 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.

33Companies

1,160Contacts tracked

395Verified emails

179Mobile numbers

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The 19 largest ad exchange software companies based in Los Angeles, United States

Ranked by team size

Top 19 of 33 ad exchange software companies based in Los Angeles, 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	MGID	Los Angeles, CA	501-1,000	571	225
2	Admedia	Los Angeles, CA	201-500	238	82
3	Mobusi	Los Angeles, CA	201-500	43	1
4	Opera Mediaworks	Los Angeles, CA	201-500	40	2
5	Tubemogul, INC	Los Angeles, CA	501-1,000	33	2
6	True X	Los Angeles, CA	51-200	27	3
7	Opt-Intelligence	Los Angeles, CA	11-50	27	3
8	Peak Ventures	Los Angeles, CA	11-50	26	19
9	W4	Los Angeles, CA	51-200	22	6
10	Tylie AD Solutions A 7miles Global Company	Los Angeles, CA	11-50	11	4
11	Cpmstar	Los Angeles	11-50	10	6
12	Blutonic, INC	Los Angeles, CA	11-50	6	4
13	Gokart	Los Angeles, CA	11-50	6	2
14	Adfreeway	Los Angeles	11-50	5	5
15	TRI Media	Los Angeles, CA	11-50	5	2
16	Gorilla Cash	Los Angeles, CA	1-10	4	3
17	Berserker	Los Angeles, CA	1-10	3	3
18	Gantic	Los Angeles, CA	1-10	2	2
19	Titan Mediaworks	Los Angeles, CA	11-50	1	1

Showing 19 of 33 ad exchange software companies based in Los Angeles, United States

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Ad exchange software companies based in Los Angeles, United States at a glance

As of Aug 28, 2026

11-50Median size (employees)

New YorkLargest hub · 147 HQs

179Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

Ad exchange software companies by metro in the United States

Metro	Companies
Ad exchange software companies in New York	147
Ad exchange software companies in Los Angeles	33
Ad exchange software companies in Miami	32
Ad exchange software companies in San Francisco	31
Ad exchange software companies in Sheridan	16
Ad exchange software companies in Wilmington	14
Ad exchange software companies in Chicago	13

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 exchange software companies”, with match quality audited by blind human judging, and headquartered in Los Angeles, 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; 0 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 exchange software companies are there based in Los Angeles, United States?

There are 33 ad exchange software companies headquartered in Los Angeles, United States as of August 2026 (RevenueBase).

What is the largest company on this list?

MGID, headquartered in Los Angeles, tops this list with the largest team on record.

Which city has the most ad exchange software companies?

New York leads with 147 headquartered companies, followed by Los Angeles (33) and Miami (32).

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 395 verified decision-maker contacts tracked across these 33 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.