Companies using IBM VTAM
We have data on 2,743 companies that use IBM VTAM. The companies using IBM VTAM are most often found in United States and in the Information Technology and Services industry. IBM VTAM is most often used by companies with >10000 employees and >1000M dollars in revenue. Our data for IBM VTAM usage goes back as far as 8 years and 3 months.
If you’re interested in the companies that use IBM VTAM, you may want to check out Canonical Ubuntu and Linux as well.
Who uses IBM VTAM?
| Company | Infosys Ltd |
| Website | infosys.com |
| Country | India |
| Revenue | >1000M |
| Company Size | >10000 |
| Company | Fujitsu Ltd |
| Website | fujitsu.com |
| Country | Japan |
| Revenue | >1000M |
| Company Size | >10000 |
| Company | Panasonic Corp |
| Website | panasonic.com |
| Country | Japan |
| Revenue | >1000M |
| Company Size | >10000 |
| Company | eBay Inc. |
| Website | ebay.com |
| Country | United States |
| Revenue | >1000M |
| Company Size | >10000 |
| Company | Cornell University |
| Website | cornell.edu |
| Country | United States |
| Revenue | >1000M |
| Company Size | >10000 |
| Company | Website | Country | Revenue | Company Size |
|---|---|---|---|---|
| Infosys Ltd | infosys.com | India | >1000M | >10000 |
| Fujitsu Ltd | fujitsu.com | Japan | >1000M | >10000 |
| Panasonic Corp | panasonic.com | Japan | >1000M | >10000 |
| eBay Inc. | ebay.com | United States | >1000M | >10000 |
| Cornell University | cornell.edu | United States | >1000M | >10000 |
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IBM VTAM Market Share and Competitors in Operating Systems
We use the best indexing techniques combined with advanced data science to monitor the market share of over 15,000 technology products, including Operating Systems. 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 Operating Systems category, IBM VTAM has a market share of about 0.1%. Other major and competing products in this category include:
Operating Systems
What is IBM VTAM?
VTAM (Virtual Telecommunications Access Method) is an IBM application program interface (API) for communicating with telecommunication devices and their users. VTAM passes security information to RACF through the system authorization facility (SAF) to provide access control of information between address spaces.
Top Industries that use IBM VTAM
Looking at IBM VTAM customers by industry, we find that Information Technology and Services (17%), Financial Services (7%), Banking (7%) and Computer Software (6%) are the largest segments.
Top Countries that use IBM VTAM
67% of IBM VTAM customers are in United States.
Distribution of companies that use IBM VTAM based on company size (Employees)
Of all the customers that are using IBM VTAM, a majority (59%) are large (>1000 employees), 15% are small (<50 employees) and 27% are medium-sized.
Distribution of companies that use IBM VTAM based on company size (Revenue)
Of all the customers that are using IBM VTAM, a majority (58%) are large (>$1000M), 26% are small (<$50M) and 12% are medium-sized.
