Companies using IBM System z Mainframe
We have data on 12,308 companies that use IBM System z Mainframe. The companies using IBM System z Mainframe are most often found in United States and in the Information Technology and Services industry. IBM System z Mainframe is most often used by companies with 1000-5000 employees and >1000M dollars in revenue. Our data for IBM System z Mainframe usage goes back as far as 7 years and 5 months.
If you’re interested in the companies that use IBM System z Mainframe, you may want to check out IBM 3090 and IBM ES/9000 as well.
Who uses IBM System z Mainframe?
| Company | California State University-Stanislaus |
| Website | csustan.edu |
| Country | United States |
| Revenue | 100M-200M |
| Company Size | 1000-5000 |
| Company | Red Hat Inc |
| Website | redhat.com |
| Country | United States |
| Revenue | >1000M |
| Company Size | >10000 |
| Company | Blackfriars Group |
| Website | blackfriarsgroup.com |
| Country | United Kingdom |
| Revenue | 1M-10M |
| Company Size | >10000 |
| Company | Website | Country | Revenue | Company Size |
|---|---|---|---|---|
| California State University-Stanislaus | csustan.edu | United States | 100M-200M | 1000-5000 |
| Red Hat Inc | redhat.com | United States | >1000M | >10000 |
| Blackfriars Group | blackfriarsgroup.com | United Kingdom | 1M-10M | >10000 |
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IBM System z Mainframe Market Share and Competitors in Mainframe Computers
We use the best indexing techniques combined with advanced data science to monitor the market share of over 15,000 technology products, including Mainframe Computers. By scanning billions of public documents, we are able to collect deep insights on every company, with over 100 data fields per company at an average. In the Mainframe Computers category, IBM System z Mainframe has a market share of about 80.3%. Other major and competing products in this category include:
Mainframe Computers
What is IBM System z Mainframe?
IBM System z is a family name used by IBM for all of its mainframe computers. The IBM zEnterprise System (zEnterprise), is designed to offer both mainframe and distributed server technologies in an integrated system. The zEnterprise System consists of three components.[6] First is a System z server. Second is the IBM zEnterprise BladeCenter Extension (zBX).
Top Industries that use IBM System z Mainframe
Looking at IBM System z Mainframe customers by industry, we find that Information Technology and Services (19%), Computer Software (7%) and Financial Services (6%) are the largest segments.
Top Countries that use IBM System z Mainframe
64% of IBM System z Mainframe customers are in United States and 6% are in United Kingdom.
Distribution of companies that use IBM System z Mainframe based on company size (Employees)
Of all the customers that are using IBM System z Mainframe, 23% are small (<50 employees), 35% are medium-sized and 43% are large (>1000 employees).
Distribution of companies that use IBM System z Mainframe based on company size (Revenue)
Of all the customers that are using IBM System z Mainframe, a majority (50%) are small (<$50M), 35% are large (>$1000M) and 8% are medium-sized.
