Share of companies with a recorded size, by employees.
No size recorded: 36
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Frequently asked questions
About the SURFnet data on this page.
How many companies use SURFnet?
Firmable holds confirmed SURFnet detections for 90 distinct companies, 88 of them confirmed in the last 90 days. A company is counted once however many of its properties run it.
Which companies use SURFnet?
Leiden University - Faculty of Humanities, Maastricht School of Management and IHE Delft Institute for Water Education are among the most prominent in the current set.
What industries use SURFnet?
Education and training, government and public services and health and wellness lead the set, across 13 industries in total.
What size companies use SURFnet?
Adoption concentrates in the 1,001-5,000 employee band, across the companies whose size is recorded.
Where are SURFnet users based?
The United States, Australia, Canada and Indonesia account for most detections, across 13 countries.
How current is this data?
88 companies were confirmed in the last 90 days. Last detection 6 September 2026.
