IBM System z Mainframe Customer List

Do you sell to companies who use IBM System z Mainframe? Do you have a product that works with IBM System z Mainframe? Do you offer IBM System z Mainframe consulting and implementation services? If you do, then you’ll love our actively-managed database of IBM System z Mainframe users.

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15,643 Companies
  • Company Name
  • Website
  • Phone Number
  • Mailing Address
  • Industry
  • Employee Range

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Company Name Industry Country Size
State Street Corporation Financial Services United States 39.1k to 39.9k
Nationwide Building Society Financial Services United Kingdom 11.2k to 11.9k
Swiss Re Insurance Switzerland 13k to 13.9k
Bank of Communications Banking China 11.9k to 11.9k
China Everbright Bank Banking China 12.1k to 12.9k
China Merchants Bank Banking China 11.9k to 11.9k
DBS Bank Banking Singapore 25k to 25.9k
Standard Bank Group Banking South Africa 49k to 49.9k
Banco do Brasil Banking Brazil 26.7k to 26.9k
Canadian Imperial Bank of Commerce Banking Canada 46.3k to 46.9k
Royal Bank of Canada Banking Canada 31.9k to 31.9k
Toronto-Dominion Bank Banking Canada 12.1k to 12.9k
Banco Santander Banking Spain 15.5k to 15.9k

IBM System z Mainframe Customers Coverage

If you're wondering, "How many customers does IBM System z Mainframe have?" we've got you covered. We track IBM System z Mainframe customer insights globally and across verticals. Here’s a quick snapshot of the coverage we have for a list of companies that use IBM System z Mainframe and where they belong.

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IBM System z Mainframe customers Worldwide

IBM System z Mainframe customers by US States

IBM System z Mainframe customers by Metro Areas

IBM System z Mainframe customers by Industry

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IBM System z Mainframe Customers List: FAQs

What is IBM System z mainframe?

The IBM System z mainframe is a high-performance, scalable computing platform designed for mission-critical workloads. It offers industry-leading security, reliability and availability while handling massive transaction volumes efficiently. System z runs many core business applications for enterprises across banking, insurance, retail and government sectors.

How many customers does IBM System z mainframe have?

IBM does not disclose exact customer numbers, but System z adoption is widespread among major enterprises and government agencies worldwide. Over 75% of Fortune 500 companies use System z for core business functions. Large banks, insurers, retailers and public sector organizations rely on System z for secure, 24x7 operations.

Who uses IBM System z mainframe?

Leading global enterprises across banking, insurance, retail, logistics, manufacturing and government sectors use System z mainframes. Major banks like Citi, Wells Fargo, and BNP Paribas run core banking apps on System z. Top retailers like Walmart use it for ERP. And government agencies like US Social Security Administration rely on it for critical taxpayer services.

Which companies use IBM System z mainframe?

Many leading Fortune 500 companies across banking, insurance, telecom, logistics, manufacturing and retail industries use IBM System z mainframes. These include 9 of the top 10 banks, 8 of the top 10 insurers, 7 of the top 10 retailers, and 8 out of 10 global airlines.

What industries is IBM System z mainframe most popular in?

IBM System z has strong presence across banking, insurance, government, transportation, manufacturing, retail and healthcare sectors. Over 90% of top banks rely on System z for core banking operations. Top insurers use it for policy admin systems. And major retailers use it for ERP and supply chain systems.

What are some popular alternatives to IBM System z mainframe?

Some alternatives to IBM System z mainframes include x86 servers, distributed computing platforms like IBM Power Systems and Oracle Exadata , and public cloud platforms like AWS , Azure and Google Cloud. But most large enterprises use a mix of System z for mission-critical workloads and other platforms.

What is to be expected from Ready's IBM System z mainframe client list?

Ready's IBM System z client list will include Fortune 500 companies and large enterprises across banking, insurance, retail, healthcare, logistics, telecom, and government sectors. The list will have key decision makers like CTOs, CIOs, IT infrastructure heads who use System z for mission-critical applications.