A breakdown of the 86 companies running IBM Rational Functional Tester.
Top industries
Information technology and services40
Professional and business services12
Financial services10
Industrial and manufacturing6
Construction and building4
Transport4
Resources, energy and utilities2
Consumer services1
No industry recorded: 3
Company size
1–106 (7%)
11–507 (9%)
51–25023 (28%)
251–50013 (16%)
501–1,0004 (5%)
1,001–5,0007 (9%)
5,001–10,0004 (5%)
10,001+18 (22%)
Share of companies with a recorded size, by employees.
No size recorded: 4
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Frequently asked questions
About the IBM Rational Functional Tester data on this page.
How many companies use IBM Rational Functional Tester?
Firmable holds confirmed IBM Rational Functional Tester detections for 86 distinct companies, 5 of them confirmed in the last 90 days. A company is counted once however many of its properties run it.
Which companies use IBM Rational Functional Tester?
NextRow Digital, General Motors and Herc Rentals are among the most prominent in the current set.
What industries use IBM Rational Functional Tester?
Information technology and services, professional and business services and financial services lead the set, across 12 industries in total.
What size companies use IBM Rational Functional Tester?
Adoption concentrates in the 51-250 employee band, across the companies whose size is recorded.
Where are IBM Rational Functional Tester users based?
The United States, Canada, Australia and Indonesia account for most detections, across 13 countries.
How current is this data?
5 companies were confirmed in the last 90 days. Last detection 4 September 2026.
