A breakdown of the 69K+ companies running Open-Xchange.
Top industries
Professional and business services9.6K+
Art, sports and recreation6.4K+
Construction and building6.2K+
Industrial and manufacturing5.3K+
Retail trade3.8K+
Health and wellness3.3K+
Hospitality and travel2.9K+
Real estate and home services2.9K+
No industry recorded: 12K+
Company size
1–1012,926 (39%)
11–5012,639 (38%)
51–2506,215 (19%)
251–500761 (2%)
501–1,00095 (<1%)
1,001–5,000363 (1%)
5,001–10,00013 (<1%)
10,001+32 (<1%)
Share of companies with a recorded size, by employees.
No size recorded: 36K+
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Frequently asked questions
About the Open-Xchange data on this page.
How many companies use Open-Xchange?
Firmable holds confirmed Open-Xchange detections for 69,864 distinct companies, 69,672 of them confirmed in the last 90 days. A company is counted once however many of its properties run it.
Which companies use Open-Xchange?
TKDA, Glen-Gery and Cadence Petroleum Group are among the most prominent in the current set.
What industries use Open-Xchange?
Professional and business services, art, sports and recreation and construction and building lead the set, across 19 industries in total.
What size companies use Open-Xchange?
Adoption concentrates in the 1-10 employee band, across the companies whose size is recorded.
Where are Open-Xchange users based?
The United States, Canada, Australia and Singapore account for most detections, across 13 countries.
How current is this data?
69,672 companies were confirmed in the last 90 days. Last detection 13 October 2026.