A breakdown of the 22 companies running ExchangeDefender.
Top industries
Professional and business services8
Construction and building3
Information technology and services3
Financial services2
Art, sports and recreation1
Health and wellness1
Industrial and manufacturing1
Not for profit1
No industry recorded: 2
Company size
1–103 (20%)
11–505 (33%)
51–2505 (33%)
251–5001 (7%)
501–1,0001 (7%)
Share of companies with a recorded size, by employees.
No size recorded: 7
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Frequently asked questions
About the ExchangeDefender data on this page.
How many companies use ExchangeDefender?
Firmable holds confirmed ExchangeDefender detections for 22 distinct companies, 21 of them confirmed in the last 90 days. A company is counted once however many of its properties run it.
Which companies use ExchangeDefender?
Contracting Resources Group, Inc., EMpower—The Emerging Markets Foundation and Fdm Safety Services are among the most prominent in the current set.
What industries use ExchangeDefender?
Professional and business services, construction and building and information technology and services lead the set, across 11 industries in total.
What size companies use ExchangeDefender?
Adoption concentrates in the 11-50 employee band, across the companies whose size is recorded.
Where are ExchangeDefender users based?
The United States, Australia, Singapore and Canada account for most detections, across 9 countries.
How current is this data?
21 companies were confirmed in the last 90 days. Last detection 13 October 2026.
