A breakdown of the 306 companies running cert-manager.
Top industries
Information technology and services167
Financial services34
Professional and business services29
Industrial and manufacturing19
Media and telecommunications13
Art, sports and recreation6
Health and wellness6
Government and public services5
No industry recorded: 8
Company size
1–1011 (4%)
11–5026 (9%)
51–25070 (24%)
251–50030 (10%)
501–1,00024 (8%)
1,001–5,00056 (20%)
5,001–10,00015 (5%)
10,001+54 (19%)
Share of companies with a recorded size, by employees.
No size recorded: 20
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Frequently asked questions
About the cert-manager data on this page.
How many companies use cert-manager?
Firmable holds confirmed cert-manager detections for 306 distinct companies, 92 of them confirmed in the last 90 days. A company is counted once however many of its properties run it.
Which companies use cert-manager?
Bitdeer, Quantum Computing Inc. and Viome Life Sciences, Inc. are among the most prominent in the current set.
What industries use cert-manager?
Information technology and services, financial services and professional and business services lead the set, across 18 industries in total.
What size companies use cert-manager?
Adoption concentrates in the 51-250 employee band, across the companies whose size is recorded.
Where are cert-manager users based?
The United States, Australia, Canada and Singapore account for most detections, across 13 countries.
How current is this data?
92 companies were confirmed in the last 90 days. Last detection 20 September 2026.
