50 Best Ad Exchange Companies to Watch in 2026

The most prominent ad exchange companies ranked by global prominence, funding activity, and market position. Showing the top 50 out of 56 companies tracked on Fsome.

56
Total Companies
$563.5M
Total Funding
$10.1M
Avg Funding
New York
Top Location
# Company Location Employees Total Funding Last Round Last Funded
1
Topsort
Topsort provides AI-powered auction tools and infrastructure APIs to help brands…
Palo Alto 51 - 100 $28.5M Series Unknown 2025-11-24
2
Kidoodle.TV
Kidoodle.TV is an online video streaming platform that provides on-demand conten…
Calgary 51 - 100 $83.6M Series Unknown 2023-10-31
3
OpenX
OpenX is a supply-side platform for audience, data, and identity targeting, boos…
Pasadena 251 - 500 $70.5M Secondary Market 2015-06-01
4
Verve
Verve’s omnichannel ad platform connects advertisers, agencies, brands, and publ…
New York 501 - 1K $101.2M Post Ipo Equity 2025-06-17
5
Wincast
Wincast provides SaaS and AdTech solutions for interactive sports media experien…
New York 11 - 50 $5.7M Seed 2024-03-01
6
TotallyAwesome
TotallyAwesome is the digital engagement company that helps brands safely intera…
Singapore 101 - 250 $15.0M Debt Financing 2022-08-17
7
Dable
Dable, Inc. is a Leading Content Discovery Platform & Personalized Recommendatio…
Seoul 51 - 100 $18.8M Series C 2021-01-12
8
33Across
Our identity solution, Lexicon, makes inventory easily addressable across all br…
New York 51 - 100 $27.2M Convertible Note 2016-02-29
9
adgoji
The Easiest Ad Platform You’ll Ever Use
Amsterdam 1 - 10 $5.0M Private Equity 2020-01-01
10
Blockthrough
Blockthrough helps the world's top publishers recover their adblocked revenue.
Toronto 11 - 50 $2.0M Seed 2018-10-19
11
AdHash
AdHash cuts out the middlemen to bring efficiency, trust, and privacy. We make t…
Zug 11 - 50 $1.3M Series A 2022-04-07
12
Exterion Media
Exterion Media is a prominent out-of-home advertising company that offers a wide…
London 501 - 1K $36.4M Debt Financing 2016-09-15
13
claimd. app
CLAIMD is re-inventing social media advertising.
Freiburg 11 - 50 $250K Seed 2022-04-07
14
Sharethrough
Sharethrough connects publishers and advertisers through innovative digital ad s…
Montréal 101 - 250 $37.1M Series C 2021-02-04
15
RubiQube
Rubiqube is an Advertising technology company with focus on Video and other Supe…
Lagos 1 - 10 $300K Seed 2020-12-04
16
itellio
Data Driven - Place Based Marketing Platform
Long Island City, United States 1 - 10 $3.2M Non Equity Assistance 2018-02-18
17
Thirdpresence
AI-powered programmatic video advertising with industry-leading MOAT viewability…
Helsinki 11 - 50 $6.3M Seed 2018-02-21
18
MoPub
MoPub is a mobile monetization platform that helps publishers drive more revenue…
San Francisco 101 - 250 $18.5M Series B 2012-09-20
19
AdPushup
AdPushup is a revenue optimization platform that provides AdSense publishers, in…
Wilmington 101 - 250 $632K Series A 2016-08-07
20
Chocolate
Chocolate is a global mobile video advertising firm. We offer two core products …
San Francisco, United States 51 - 100 $13.1M Debt Financing 2014-07-01
21
Mobclix
Mobclix, a mobile ad exchange network, offers an open marketplace platform and a…
Palo Alto, United States 11 - 50 Seed 2008-09-01
22
Inneractive
Inneractive is an independent automated mobile ad marketplace focused on powerin…
New York, United States 51 - 100 $34.5M Series D 2015-11-26
23
ividence
Ividence provide people centric targeting for advertisers based upon the ultimat…
Montreuil, France 11 - 50 $9.7M Series B 2012-06-04
24
AdBidx
Digital Billboard Advertising Exchange
Sydney 1 - 10 Seed 2014-01-01
25
TapSense
TapSense is a leading mobile advertising platform that provides a private RTB (R…
San Francisco 11 - 50 Seed 2011-09-23
26
MasterCourses
MasterCourses allows consumers to purchase the entire ingredient list of an onli…
Paris 1 - 10 Series Unknown 2014-09-07
27
Coguan
Cougan is an ad exchange service in Spain that facilitates advert trading on mut…
Madrid 11 - 50 Series B 2009-09-16
28
adBrite
adBrite is an advertising exchange platform that provides site-level transparenc…
San Francisco 101 - 250 $40.4M Series D 2012-05-01