The Engines of Progress

Stories of innovation enabled by the mainframe


Enabling progress for individuals, communities, institutions and nations

While money is important, the data that surrounds that money is even more critical. Citi relies on the mainframe to process this massive amount of data, across industries – around 150K transactions per second – keeping its customers ahead of information and providing more insight at the point of impact.

In healthcare, for example, where patient obligations are growing exponentially, technology is empowering patients to participate in managing the cost of their healthcare, and enabling a more functional payment system overall — and that benefits everyone. Watch the full story.


[Our] mission around the world is really to try to improve every country in which we have the honor to serve…the mainframe provides Citi the opportunity to bring world-class innovation to life.

Don Callahan, Head of Operations and Technology, Citi

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