A breakdown of the 479 companies running Zscaler Internet Access.
Top industries
Information technology and services188
Financial services75
Industrial and manufacturing51
Professional and business services48
Construction and building20
Health and wellness17
Media and telecommunications16
Retail trade10
No industry recorded: 10
Company size
1–1016 (4%)
11–5035 (8%)
51–25071 (16%)
251–50036 (8%)
501–1,00030 (7%)
1,001–5,00082 (18%)
5,001–10,00043 (9%)
10,001+142 (31%)
Share of companies with a recorded size, by employees.
No size recorded: 24
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Frequently asked questions
About the Zscaler Internet Access data on this page.
How many companies use Zscaler Internet Access?
Firmable holds confirmed Zscaler Internet Access detections for 479 distinct companies, 104 of them confirmed in the last 90 days. A company is counted once however many of its properties run it.
Which companies use Zscaler Internet Access?
Bitwarden, Telehouse and Softek International are among the most prominent in the current set.
What industries use Zscaler Internet Access?
Information technology and services, financial services and industrial and manufacturing lead the set, across 19 industries in total.
What size companies use Zscaler Internet Access?
Adoption concentrates in the 10,001+ employee band, across the companies whose size is recorded.
Where are Zscaler Internet Access users based?
The United States, Canada, Australia and Singapore account for most detections, across 13 countries.
How current is this data?
104 companies were confirmed in the last 90 days. Last detection 13 October 2026.
