A breakdown of the 212K+ companies running AppNexus.
Top industries
Media and telecommunications27K+
Art, sports and recreation20K+
Professional and business services15K+
Hospitality and travel13K+
Information technology and services13K+
Construction and building9.7K+
Education and training9.6K+
Financial services9.2K+
No industry recorded: 49K+
Company size
1–1030,784 (31%)
11–5024,445 (25%)
51–25025,238 (26%)
251–5008,689 (9%)
501–1,0003,063 (3%)
1,001–5,0004,611 (5%)
5,001–10,000870 (1%)
10,001+1,071 (1%)
Share of companies with a recorded size, by employees.
No size recorded: 113K+
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Frequently asked questions
About the AppNexus data on this page.
How many companies use AppNexus?
Firmable holds confirmed AppNexus detections for 212,493 distinct companies, 57,000 of them confirmed in the last 90 days. A company is counted once however many of its properties run it.
Which companies use AppNexus?
Buxton Group, VanEck Australia and FourLeaf Federal Credit Union are among the most prominent in the current set.
What industries use AppNexus?
Media and telecommunications, art, sports and recreation and professional and business services lead the set, across 19 industries in total.
What size companies use AppNexus?
Adoption concentrates in the 1-10 employee band, across the companies whose size is recorded.
Where are AppNexus users based?
The United States, Canada, Australia and the Philippines account for most detections, across 13 countries.
How current is this data?
57,000 companies were confirmed in the last 90 days. Last detection 14 October 2026.
