Press Release

(New York, N.Y. – May 3rd, 2011) – ACI Worldwide (Nasdaq: ACIW), a leading international provider of payment systems, today announced that WorldPay, the U.K. and Europe’s largest provider of payment card services, has recommitted to ACI’s BASE24® authorization engine, continuing the long-standing relationship between the two companies.

WorldPay processes transactions for over 300,000 businesses around the clock, through over 70 different payment methods, and in multiple currencies. Streamline, responsible for WorldPay’s face to face, mail and telephone order payments in the UK and Europe, handles almost half of all card transactions on the UK high street. WorldPay is also the fastest-growing merchant acquirer in the U.S., the world’s largest card market, and has a significant presence in the online market.

Streamline Chief Commercial Officer, Matt Rowsell said, “We process for nearly half the UK high street, at volumes of over 700 transactions per second at peak times. It is therefore essential that we maintain the breadth of service and robustness needed to deliver this level of activity. ACI’s technology is at the heart of our ultra-reliable service and it has been for years.  ACI’s technology enables us to deliver on our promises to our customers ensuring that they can efficiently process payments from their customers.”

BASE24 acts as WorldPay’s Authorization Switch for the U.K., capturing, authorizing and processing debit and credit card transactions from many of the U.K.’s largest blue-chip retailers - BASE24’s proven reliability has satisfied the company’s business requirements for many years. ACI and WorldPay will work together to ensure that WorldPay continues to enjoy world-class service levels going forward, and gets maximum leverage from ACI's complete solution suite.

Gabriel Hopkins, Head of e-Commerce products at WorldPay added: “WorldPay processes millions of international online transactions every day, so it’s vital we have robust support behind the scenes.  BASE24 is incredibly reliable and we have used it very successfully for a number of years to process our transactions.  The Authorization Switch is the point at which the service provision to our customers is most visible, and it is integral to our business that this is available 24/7.”

Ralph Dangelmaier, president, global markets and services at ACI Worldwide said, “WorldPay demands the ultimate in scalability and reliability from its processing system, and I am delighted that it has chosen to recommit to ACI, demonstrating its trust and confidence in the company and its product strategy.”

For more information on ACI’s solutions please visit www.aciworldwide.com. 

About ACI Worldwide

ACI Worldwide powers electronic payments for more than 800 financial institutions, retailers and processors around the world, with its broad and integrated suite of electronic payment software. More than 75 billion times each year, ACI’s solutions process consumer payments. On an average day, ACI software manages more than US$12 trillion in wholesale payments. And for more than 150 organizations worldwide, ACI software helps to protect their customers from financial crime. To learn more about ACI and understand why we are trusted globally, please visit www.aciworldwide.com. You can also find us on www.paymentsinsights.com or on Twitter @ACI_Worldwide.

About WorldPay

WorldPay is the unification of seven leading retail payment solutions brands – Streamline, Streamline International, Bibit, WorldPay, RiskGuardian, WorldPay US and Payment Trust. WorldPay is the leading payment acquirer in the UK and Europe, and the fourth largest in the world. It operates in over 40 countries, in 120 transaction currencies, in 14 settlement currencies.

For more information on WorldPay, please visit www.worldpay.com or contact Anna Moseley or Lucy Ward on worldpay@webershandwick.com or 0844 875 1490.

Contact details

For more information contact:
Catherine Eyres
ACI Worldwide
+44 1923 812741
Catherine.Eyres@aciworldwide.com