A breakdown of the 432 companies running Cisco IronPort.
Top industries
Information technology and services144
Financial services61
Professional and business services45
Education and training35
Industrial and manufacturing34
Media and telecommunications25
Government and public services23
Construction and building11
No industry recorded: 10
Company size
1–1011 (3%)
11–5026 (6%)
51–25064 (16%)
251–50040 (10%)
501–1,00031 (8%)
1,001–5,00091 (22%)
5,001–10,00037 (9%)
10,001+105 (26%)
Share of companies with a recorded size, by employees.
No size recorded: 27
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Frequently asked questions
About the Cisco IronPort data on this page.
How many companies use Cisco IronPort?
Firmable holds confirmed Cisco IronPort detections for 432 distinct companies, 232 of them confirmed in the last 90 days. A company is counted once however many of its properties run it.
Which companies use Cisco IronPort?
Cardinal Health Canada, Telstra International and Atlas Technica are among the most prominent in the current set.
What industries use Cisco IronPort?
Information technology and services, financial services and professional and business services lead the set, across 19 industries in total.
What size companies use Cisco IronPort?
Adoption concentrates in the 10,001+ employee band, across the companies whose size is recorded.
Where are Cisco IronPort users based?
The United States, Australia, Canada and Singapore account for most detections, across 13 countries.
How current is this data?
232 companies were confirmed in the last 90 days. Last detection 14 October 2026.
