A breakdown of the 21 companies running Cloudmark.
Top industries
Information technology and services10
Financial services3
Professional and business services3
Health and wellness2
Education and training1
Media and telecommunications1
No industry recorded: 1
Company size
1–101 (6%)
11–503 (19%)
51–2503 (19%)
251–5001 (6%)
501–1,0001 (6%)
1,001–5,0001 (6%)
5,001–10,0002 (12%)
10,001+4 (25%)
Share of companies with a recorded size, by employees.
No size recorded: 5
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Frequently asked questions
About the Cloudmark data on this page.
How many companies use Cloudmark?
Firmable holds confirmed Cloudmark detections for 21 distinct companies, 6 of them confirmed in the last 90 days. A company is counted once however many of its properties run it.
Which companies use Cloudmark?
Proofpoint, Synechron and Atmail are among the most prominent in the current set.
What industries use Cloudmark?
Information technology and services, financial services and professional and business services lead the set, across 8 industries in total.
What size companies use Cloudmark?
Adoption concentrates in the 10,001+ employee band, across the companies whose size is recorded.
Where are Cloudmark users based?
The United States, Canada, the Philippines and Australia account for most detections, across 13 countries.
How current is this data?
6 companies were confirmed in the last 90 days. Last detection 12 September 2026.
