ACI Worldwide Inc.

  • ACI Buys S1 Corp.

    After rejecting its initial bid this summer, S1 Corp. has agreed to be acquired by ACI Worldwide Inc., the electronic payments and online banking companies said.

  • ACI Worldwide Buys S1 Corp.

    ACI Worldwide Inc. will buy S1 Corp., the companies announced Monday, and combine their global payments and online banking presence.

  • ACI Makes Offer for S1

    Payments provider says proposed deal superior to Fundtech-S1 merger plan.

  • CU Uses Enterprise System

    Canada’s second-largest credit union is now using a sophisticated enterprise management system as a high-tech tool in its fight against an old-school problem–theft.

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