A breakdown of the 219 companies running FortiSIEM.
Top industries
Information technology and services115
Professional and business services21
Industrial and manufacturing13
Media and telecommunications13
Financial services12
Construction and building9
Education and training8
Resources, energy and utilities4
No industry recorded: 6
Company size
1–108 (4%)
11–5034 (16%)
51–25022 (11%)
251–50031 (15%)
501–1,00027 (13%)
1,001–5,00040 (19%)
5,001–10,00013 (6%)
10,001+32 (15%)
Share of companies with a recorded size, by employees.
No size recorded: 12
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Frequently asked questions
About the FortiSIEM data on this page.
How many companies use FortiSIEM?
Firmable holds confirmed FortiSIEM detections for 219 distinct companies, 46 of them confirmed in the last 90 days. A company is counted once however many of its properties run it.
Which companies use FortiSIEM?
Centorrino Technologies, SilverSky and Sunstone Partners are among the most prominent in the current set.
What industries use FortiSIEM?
Information technology and services, professional and business services and industrial and manufacturing lead the set, across 18 industries in total.
What size companies use FortiSIEM?
Adoption concentrates in the 1,001-5,000 employee band, across the companies whose size is recorded.
Where are FortiSIEM users based?
The United States, Australia, Canada and Indonesia account for most detections, across 13 countries.
How current is this data?
46 companies were confirmed in the last 90 days. Last detection 11 September 2026.
