Share of companies with a recorded size, by employees.
No size recorded: 6
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Frequently asked questions
About the OpenNMS data on this page.
How many companies use OpenNMS?
Firmable holds confirmed OpenNMS detections for 173 distinct companies, 15 of them confirmed in the last 90 days. A company is counted once however many of its properties run it.
Which companies use OpenNMS?
Skyline Technology Solutions, American Innovations and Utopia Fiber are among the most prominent in the current set.
What industries use OpenNMS?
Information technology and services, media and telecommunications and professional and business services lead the set, across 16 industries in total.
What size companies use OpenNMS?
Adoption concentrates in the 51-250 employee band, across the companies whose size is recorded.
Where are OpenNMS users based?
The United States, Canada, Australia and Singapore account for most detections, across 13 countries.
How current is this data?
15 companies were confirmed in the last 90 days. Last detection 3 September 2026.
