Share of companies with a recorded size, by employees.
No size recorded: 212
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Frequently asked questions
About the atmail data on this page.
How many companies use atmail?
Firmable holds confirmed atmail detections for 449 distinct companies, 442 of them confirmed in the last 90 days. A company is counted once however many of its properties run it.
Which companies use atmail?
Supply Nation, Blenners Transport and Grosvenor Engineering Group are among the most prominent in the current set.
What industries use atmail?
Construction and building, professional and business services and information technology and services lead the set, across 19 industries in total.
What size companies use atmail?
Adoption concentrates in the 1-10 employee band, across the companies whose size is recorded.
Where are atmail users based?
The United States, Australia, New Zealand and Canada account for most detections, across 13 countries.
How current is this data?
442 companies were confirmed in the last 90 days. Last detection 13 October 2026.
