IBM mainframe success stories

These videos, presentations and case studies demonstrate how enterprise clients across all types of industries rely on IBM mainframes to meet the growing demands of their customers. These forward-thinking organisations depend of mainframes to manage data, deploy clouds, and to provide fast, reliable, and continuous service.

Featured customer story

SinfoniaRx improves Patient Services with IBM mainframes

By scaling up on the mainframe instead of out on another platform, SinfoniaRx is now well-positioned to meet demand.

The value of the mainframe

Citi enables progress for individuals, communities, institutions

IBM mainframe for cloud

IBM mainframe for bigger data and analytics

IBM mainframe for mobile computing

IBM mainframe for security

  • Halkbank extends banking services on social and mobile channels securely and cost-effectively

  • Vantiv delivers ultra-secure, lightning-speed payment processing, cutting latency and costs

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IBM provides world-class IBM mainframe technology to help today's enterprises respond quickly to evolving business conditions and with extreme flexibility. From automation to advanced virtualisation technologies and open industry standards, IBM mainframes help deliver competitive advantages for enterprises contributing and succeeding on a smarter planet

Operating Systems

IBM System z servers are supported by a multitude of operating systems, such as z/OS, z/VSE, z/TPF, Linux on System z and the z/VM hypervisor.


IBM's technology, solutions and industry expertise can help you find the competitive edge with a sharper understanding of your customers. Our System z solutions combine the foundation of IBM hardware, software and middleware with flexible financing and packaging options to help your business meet and overcome the challenges of doing business in the on demand world. IBM can help you develop a customer-centric view—and assist you in delivering the right solution and the right products.

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IBM mainframe for your industry: Computer Services

  • L3C LLP

    L3C LLP delivers extreme reliability and cost savings to cloud customers using IBM System z


"The mainframe provides Citi the opportunity to bring world-class innovation to life."

- Don Callahan, Head of Operations and Technology, Citi

"Speed, security and reliability are prime concerns for our business—with IBM System z, we have a rock-solid platform that delivers on all these requirements."

- Eduardo Camargo, Executive VP, CIO, EVERTEC Inc.

"The last 20 years we’ve had zero downtime during the holiday shopping season and you know that’s a key testament"

- Jim McCarthy, SVP, Visa Inc.