A breakdown of the 50 companies running IBM Developer for z/OS.
Top industries
Information technology and services21
Financial services14
Professional and business services7
Health and wellness3
Education and training1
Industrial and manufacturing1
Retail trade1
No industry recorded: 2
Company size
1–103 (7%)
11–506 (13%)
51–2508 (17%)
251–5006 (13%)
501–1,0001 (2%)
1,001–5,0004 (9%)
5,001–10,0002 (4%)
10,001+16 (35%)
Share of companies with a recorded size, by employees.
No size recorded: 4
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Frequently asked questions
About the IBM Developer for z/OS data on this page.
How many companies use IBM Developer for z/OS?
Firmable holds confirmed IBM Developer for z/OS detections for 50 distinct companies, 9 of them confirmed in the last 90 days. A company is counted once however many of its properties run it.
Which companies use IBM Developer for z/OS?
Veriday Inc, Precision Technologies Corp and BEC Financial Technologies are among the most prominent in the current set.
What industries use IBM Developer for z/OS?
Information technology and services, financial services and professional and business services lead the set, across 9 industries in total.
What size companies use IBM Developer for z/OS?
Adoption concentrates in the 10,001+ employee band, across the companies whose size is recorded.
Where are IBM Developer for z/OS users based?
The United States, Australia, Canada and Indonesia account for most detections, across 13 countries.
How current is this data?
9 companies were confirmed in the last 90 days. Last detection 30 August 2026.
