Share of companies with a recorded size, by employees.
No size recorded: 211K+
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Frequently asked questions
About the Plesk data on this page.
How many companies use Plesk?
Firmable holds confirmed Plesk detections for 344,697 distinct companies, 199,506 of them confirmed in the last 90 days. A company is counted once however many of its properties run it.
Which companies use Plesk?
Kearny Bank, Coury Hospitality and voestalpine High Performance Metals are among the most prominent in the current set.
What industries use Plesk?
Professional and business services, art, sports and recreation and construction and building lead the set, across 19 industries in total.
What size companies use Plesk?
Adoption concentrates in the 1-10 employee band, across the companies whose size is recorded.
Where are Plesk users based?
The United States, Australia, Canada and Japan account for most detections, across 13 countries.
How current is this data?
199,506 companies were confirmed in the last 90 days. Last detection 14 October 2026.
