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 organizations 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

Kenya Power leverages mainframe analytics to better serve clients


Tesco brings multichannel retailing to the new digital consumer

IBM mainframe for cloud

  • EVERTEC improves reliability, flexibility and speed to support billions of transactions

IBM mainframe for bigger data and analytics

  • Banca Carige creates a secure and scalable platform for business 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

Contact IBM

Browse z Systems


Infrastructure matters. Businesses turn to the IBM mainframe for unmatched security, operational efficiency, speed, seamless scale, and lower cost per transaction. The IBM z System, the world’s premier data and transaction engine, is enabled for mobile, integrates transactions and analytics, and delivers efficient and trusted clouds.

Operating Systems

IBM z Systems supports multiple operation systems:


IBM z Systems combine leading-edge innovation and unparalleled capabilities to power cloud, business analytics, mobile applications, and the most important workloads.

Stay connected with IBM z Systems

  • What’s possible now

    The next generation of success with IBM z Systems


"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.